{"id":21776,"date":"2026-04-20T11:06:24","date_gmt":"2026-04-20T11:06:24","guid":{"rendered":"https:\/\/zebpay.com\/in\/?p=21776"},"modified":"2026-04-20T11:22:13","modified_gmt":"2026-04-20T11:22:13","slug":"what-is-a-layer-2-blockchain","status":"publish","type":"post","link":"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain","title":{"rendered":"What is a Layer 2 Blockchain?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_66_1 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Introduction_About_Layer_2_Blockchains\" title=\"Introduction About Layer 2 Blockchains\">Introduction About Layer 2 Blockchains<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Why_Is_It_Important\" title=\"Why Is It Important?\">Why Is It Important?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#How_Does_It_Work\" title=\"How Does It Work?\">How Does It Work?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Components_of_a_Layer_2_Blockchain\" title=\"Components of a Layer 2 Blockchain\">Components of a Layer 2 Blockchain<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Optimistic_Rollups\" title=\"Optimistic Rollups\">Optimistic Rollups<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#zkRollups\" title=\"zkRollups\">zkRollups<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Sidechains\" title=\"Sidechains\">Sidechains<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Why_Layer_2_Solutions_Are_Needed_for_Blockchain_Scalability\" title=\"Why Layer 2 Solutions Are Needed for Blockchain Scalability\">Why Layer 2 Solutions Are Needed for Blockchain Scalability<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Types_of_Layer_2_Scaling_Solutions_Explained\" title=\"Types of Layer 2 Scaling Solutions Explained\">Types of Layer 2 Scaling Solutions Explained<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#State_Channels\" title=\"State Channels\">State Channels<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Plasma\" title=\"Plasma\">Plasma<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Validium\" title=\"Validium\">Validium<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Security_Considerations_in_Layer_2_Solutions\" title=\"Security Considerations in Layer 2 Solutions\">Security Considerations in Layer 2 Solutions<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Advantages_and_Disadvantages_of_Layer_2_Blockchains\" title=\"Advantages and Disadvantages of Layer 2 Blockchains\">Advantages and Disadvantages of Layer 2 Blockchains<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Advantages\" title=\"Advantages\">Advantages<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Compatibility\" title=\"Compatibility\">Compatibility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Scalability\" title=\"Scalability\">Scalability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Speed\" title=\"Speed\">Speed<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Disadvantages\" title=\"Disadvantages\">Disadvantages<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Dependency_on_Layer_1_Blockchain\" title=\"Dependency on Layer 1 Blockchain\">Dependency on Layer 1 Blockchain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Limited_Features\" title=\"Limited Features\">Limited Features<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Security_and_Complexity_Risks\" title=\"Security and Complexity Risks\">Security and Complexity Risks<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_are_the_Examples_of_Layer_2_Blockchains\" title=\"What are the Examples of Layer 2 Blockchains?\">What are the Examples of Layer 2 Blockchains?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Loopring\" title=\"Loopring\">Loopring<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Arbitrum\" title=\"Arbitrum\">Arbitrum<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Lightning_Network\" title=\"Lightning Network\">Lightning Network<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Use_Cases_of_Layer_2_Blockchains\" title=\"Use Cases of Layer 2 Blockchains\">Use Cases of Layer 2 Blockchains<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Problems_with_Layer_1_That_Layer_2_Solves\" title=\"Problems with Layer 1 That Layer 2 Solves\">Problems with Layer 1 That Layer 2 Solves<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Layer_1_vs_Layer_2_Key_Differences\" title=\"Layer 1 vs Layer 2: Key Differences\">Layer 1 vs Layer 2: Key Differences<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_is_the_Future_of_Layer_2_Blockchains\" title=\"What is the Future of Layer 2 Blockchains?\">What is the Future of Layer 2 Blockchains?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#FAQs_on_What_is_Layer_2_Blockchain\" title=\"FAQs on What is Layer 2 Blockchain\">FAQs on What is Layer 2 Blockchain<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_is_a_Layer_2_blockchain_and_how_does_it_work\" title=\"What is a Layer 2 blockchain and how does it work?\">What is a Layer 2 blockchain and how does it work?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Why_are_Layer_2_solutions_important_for_blockchain_scalability\" title=\"Why are Layer 2 solutions important for blockchain scalability?\">Why are Layer 2 solutions important for blockchain scalability?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_is_the_difference_between_Layer_1_and_Layer_2_blockchains\" title=\"What is the difference between Layer 1 and Layer 2 blockchains?\">What is the difference between Layer 1 and Layer 2 blockchains?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_are_the_main_types_of_Layer_2_scaling_solutions\" title=\"What are the main types of Layer 2 scaling solutions?\">What are the main types of Layer 2 scaling solutions?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#How_do_rollups_improve_blockchain_performance\" title=\"How do rollups improve blockchain performance?\">How do rollups improve blockchain performance?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#Are_Layer_2_solutions_secure_compared_to_Layer_1\" title=\"Are Layer 2 solutions secure compared to Layer 1?\">Are Layer 2 solutions secure compared to Layer 1?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_are_some_popular_Layer_2_blockchain_examples\" title=\"What are some popular Layer 2 blockchain examples?\">What are some popular Layer 2 blockchain examples?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#How_do_Layer_2_solutions_reduce_transaction_fees\" title=\"How do Layer 2 solutions reduce transaction fees?\">How do Layer 2 solutions reduce transaction fees?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_are_the_limitations_of_Layer_2_blockchains\" title=\"What are the limitations of Layer 2 blockchains?\">What are the limitations of Layer 2 blockchains?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-2-blockchain\/#What_should_beginners_know_about_Layer_2_technology\" title=\"What should beginners know about Layer 2 technology?\">What should beginners know about Layer 2 technology?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p>Popular blockchains like Bitcoin and Ethereum have transformed the global financial landscape, but they still face key challenges such as high transaction costs and network congestion during periods of heavy usage. As adoption continues to grow, these limitations become more evident, raising concerns around scalability and efficiency.<\/p>\n\n\n\n<p>To address this, developers introduced blockchain layer 2 solutions, with protocols built on top of existing Layer 1 networks to enhance performance without compromising security. If you\u2019re wondering what a layer 2 blockchain is, it refers to systems that process transactions off the main chain while relying on it for final settlement.<\/p>\n\n\n\n<p>So, how does layer 2 blockchain work? It executes transactions externally, reducing the load on the base layer, and later records them on the main blockchain. This approach helps increase transaction speed, lower fees, and improve overall network efficiency. Today, some of the best layer 2 blockchains are playing a crucial role in scaling decentralized applications and making blockchain technology more practical for widespread adoption.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/top-10-layer-2-blockchain-cryptos-in-2026\" target=\"_blank\" rel=\"noreferrer noopener\">Top 10 Layer-2 Blockchain Cryptos in April 2026<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction_About_Layer_2_Blockchains\"><\/span><strong>Introduction About Layer 2 Blockchains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A Layer 2 crypto blockchain acts as an \u201cassistant\u201d blockchain to other, larger blockchains. To understand this, imagine how a business functions. If you own a small business with no employees, you must take up several roles like marketing, finance and operations. This can work for a small number of customers but becomes unmanageable as the business scales up.&nbsp;<\/p>\n\n\n\n<p>A layer 1 blockchain is like this small business, where every aspect of the network is carried out. This includes security, consensus, storage and finalisation of transactions and other such core functions. Layer 2s instead share the load by managing various elements of the transaction \u201coff-chain\u201d or away from the main blockchain. This helps blockchains like Bitcoin and Ethereum process thousands of transactions each second.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/on-chain-vs-off-chain\" target=\"_blank\" rel=\"noreferrer noopener\">On-Chain vs Off-chain<\/a><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Is_It_Important\"><\/span><strong><strong>Why Is It Important?<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>If you\u2019re exploring what is layer 2 blockchain, it refers to a secondary framework built on top of a Layer 1 network like Bitcoin or Ethereum. These solutions are designed to improve scalability by handling transactions off the main chain while still relying on it for security and final settlement.<\/p>\n\n\n\n<p>The importance of blockchain layer 2 lies in its ability to make blockchain networks faster, cheaper, and more efficient. As user adoption increases, Layer 2 solutions ensure that networks can scale without compromising decentralization or security, making them essential for the long-term growth of Web3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_It_Work\"><\/span><strong>How Does It Work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The primary process used by layer 2 blockchain projects is \u201cbundling\u201d. Bundling allows multiple off-chain transactions to be combined and processed together. To layer 1, it may look like a single block of data, but layer 2 has already processed and bundled thousands of transactions into it.&nbsp;<\/p>\n\n\n\n<p>Layer 2s thus perform some parts of the layer 1 blockchain\u2019s role separately, making the network much more scalable and accessible to users. This also helps in reducing the cost of transactions, since the network is capable of handling much higher loads.&nbsp;<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-blockchain-layer-0-1-2-and-3\" target=\"_blank\" rel=\"noreferrer noopener\">What are Blockchain Layers<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Components_of_a_Layer_2_Blockchain\"><\/span><strong>Components of a Layer 2 Blockchain<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>There are three main ways a layer 2 can function, each with its own advantages and disadvantages:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Optimistic_Rollups\"><\/span><strong>Optimistic Rollups<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>These rollups run alongside the main blockchain, process transaction data and report it back to the main layer. If there is any fraudulent activity, it can be disputed through a fraud proof. In this case, the transaction will be re-run using the available data. This can extend the time taken to add the data back to layer 1, but users can still complete their transactions faster than layer 1.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"zkRollups\"><\/span><strong>zkRollups<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Unlike Optimistic rollups, <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-zero-knowledge-rollup-zk\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>zkRollups<\/strong><\/a> create cryptographic proofs for transactions. These are known as zero-knowledge proofs, which only share whether a transaction is valid or not. The primary advantage of such a method is that it requires very little data to be shared back to layer 1.\u00a0 However, zkRollups do not have full <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-ethereum-virtual-machine-evm\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Ethereum Virtual Machine<\/strong><\/a> compatibility. This means there may be some restrictions on the types of smart contracts that can use zkRollups.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sidechains\"><\/span><strong>Sidechains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Sidechains like Polygon and Skale, while not layer 2s, are also widely used to improve the scalability of Ethereum. They run parallel to the main blockchains and maintain interoperability through \u201cbridges\u201d that connect them together. They work separately from Ethereum, with different tokenomics and consensus. But they are still compatible through the implementation of the EVM. There is, however, a greater risk than rollups since you must depend on the sidechain\u2019s operations.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Layer_2_Solutions_Are_Needed_for_Blockchain_Scalability\"><\/span><strong>Why Layer 2 Solutions Are Needed for Blockchain Scalability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Scalability remains one of the biggest challenges in blockchain technology. Layer 1 networks can only process a limited number of transactions per second, which leads to congestion and higher fees during peak demand.<\/p>\n\n\n\n<p>This is where blockchain layer 2 becomes critical. By moving transaction processing off-chain, Layer 2 solutions significantly reduce the burden on the main network. Understanding how a layer 2 blockchain works highlights its role in enabling faster throughput and supporting mass adoption without overloading the base layer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Layer_2_Scaling_Solutions_Explained\"><\/span><strong>Types of Layer 2 Scaling Solutions Explained<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Different Layer 2 approaches offer unique ways to scale blockchain networks:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"State_Channels\"><\/span><strong>State Channels<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>State channels allow participants to conduct multiple transactions off-chain and only record the final state on the main blockchain. This reduces the number of on-chain transactions, making it faster and more cost-effective.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Plasma\"><\/span><strong>Plasma<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Plasma creates smaller child chains connected to the main blockchain. These chains process transactions independently and periodically submit summaries to the base layer, improving scalability while maintaining security.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Validium\"><\/span><strong>Validium<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Validium is a scaling solution that processes transactions off-chain and stores data externally while still using cryptographic proofs to ensure validity. This approach enhances scalability and reduces costs, especially for high-volume applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Security_Considerations_in_Layer_2_Solutions\"><\/span><strong>Security Considerations in Layer 2 Solutions<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>While Layer 2 improves scalability, security remains a key consideration. Most blockchain layer 2 solutions rely on the underlying Layer 1 for final settlement, which helps maintain trust and integrity.<\/p>\n\n\n\n<p>However, different Layer 2 models come with varying security assumptions. Some depend on fraud proofs or validity proofs, while others require users to remain active to ensure fund safety.<\/p>\n\n\n\n<p>Understanding what is layer 2 blockchain also involves recognizing these trade-offs, as users and developers must balance scalability benefits with potential risks when choosing the right solution.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Advantages_and_Disadvantages_of_Layer_2_Blockchains\"><\/span><strong>Advantages and Disadvantages of Layer 2 Blockchains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><span style=\"text-decoration: underline;\">Advantages<\/span><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong><span style=\"text-decoration: underline;\">Disadvantages<\/span><\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Compatibility<\/td><td class=\"has-text-align-center\" data-align=\"center\">Dependency on Layer 1 Blockchains<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Scalability<\/td><td class=\"has-text-align-center\" data-align=\"center\">Limited Features<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Speed<\/td><td class=\"has-text-align-center\" data-align=\"center\">Security and Complexity Risks<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Advantages\"><\/span><strong>Advantages<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Compatibility\"><\/span><strong>Compatibility<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>The biggest advantage of layer 2s is that it does not affect the L1 blockchain\u2019s functionality. This means most <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-a-layer-1-blockchain\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>L1 blockchains<\/strong><\/a> can scale through an L2 without requiring any changes to their protocol.\u00a0<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Scalability\"><\/span><strong>Scalability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>A proper layer 2 solution helps resolve issues with the underlying layer 1 blockchain. This involves reducing network load and lowering the cost of transactions.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Speed\"><\/span><strong>Speed<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Layer 2s also increase the capacity of a network to handle more transactions. This can allow blockchains like Ethereum and Bitcoin to process thousands of transactions per second, compared to their base of 20 and 7 respectively.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Disadvantages\"><\/span><strong>Disadvantages<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dependency_on_Layer_1_Blockchain\"><\/span><strong>Dependency on Layer 1 Blockchain<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Layer 2s cannot function on their own, they can only work as part of the L1\u2019s main network. Thus, if you invest in a layer 2 blockchain, its success depends on the underlying network.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Limited_Features\"><\/span><strong>Limited Features<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>L2s can only process elements of transactions that are done through them. Since they cannot operate independently, they also have a limited set of features. They can thus be applied only in specific situations.\u00a0<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Security_and_Complexity_Risks\"><\/span><strong><strong>Security and Complexity Risks<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Layer 2 solutions introduce additional layers of infrastructure, which can increase technical complexity and potential security risks. Users may need to rely on mechanisms like fraud proofs or external validators, and in some cases, funds can be at risk if the system is not properly designed or monitored.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Examples_of_Layer_2_Blockchains\"><\/span><strong>What are the Examples of Layer 2 Blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Loopring\"><\/span><strong>Loopring<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Loopring is a Layer 2 scaling solution built on Ethereum that leverages zkRollups (zero-knowledge rollups) to significantly improve transaction speed while reducing costs. By processing transactions off-chain and submitting compressed proofs to the main network, it enhances efficiency without compromising security. The protocol is primarily focused on decentralized exchanges and payments, offering fast and low-cost trading. Its native token, LRC, is used for governance, staking, and protocol incentives<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-loopring-crypto\" target=\"_blank\" rel=\"noreferrer noopener\">What is Loopring<\/a>\u00a0<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Arbitrum\"><\/span><strong>Arbitrum<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Arbitrum One is a leading Layer 2 scaling solution for Ethereum that uses Optimistic Rollups to increase throughput and reduce transaction fees. It supports a wide ecosystem, including decentralized applications (dApps), DeFi platforms, and crypto wallets, while maintaining compatibility with Ethereum smart contracts. This makes it easier for developers to migrate existing applications without major changes. Unlike some Layer 2 solutions, Arbitrum One initially launched without a token sale, focusing instead on ecosystem growth and adoption.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lightning_Network\"><\/span><strong>Lightning Network<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The Lightning Network is a Layer 2 solution designed to scale Bitcoin by enabling faster and cheaper transactions. It uses off-chain payment channels and smart contract functionality to allow users to conduct multiple transactions without waiting for on-chain confirmations. Only the final transaction state is recorded on the Bitcoin blockchain, reducing congestion and costs. The network is designed to handle a high volume of transactions, making it suitable for micropayments and everyday use cases.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/what-is-the-lightning-network\" target=\"_blank\" rel=\"noreferrer noopener\">What is Lightning Network<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Use_Cases_of_Layer_2_Blockchains\"><\/span><strong>Use Cases of Layer 2 Blockchains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 2 solutions are widely used across various sectors:<\/p>\n\n\n\n<ul>\n<li>Decentralized finance (DeFi) for faster and cheaper transactions<\/li>\n\n\n\n<li>Gaming platforms requiring high transaction throughput<\/li>\n\n\n\n<li>NFT marketplaces with reduced minting and trading costs<\/li>\n\n\n\n<li>Payment systems enabling near-instant transfers<\/li>\n\n\n\n<li>Scalable decentralized applications (dApps)<\/li>\n<\/ul>\n\n\n\n<p>Many of the best layer 2 blockchains are driving innovation by making these use cases more practical and accessible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Problems_with_Layer_1_That_Layer_2_Solves\"><\/span><strong>Problems with Layer 1 That Layer 2 Solves<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 1 blockchains face several limitations that impact user experience and network efficiency:<\/p>\n\n\n\n<ul>\n<li>Slow transaction speeds during high activity<\/li>\n\n\n\n<li>High gas fees due to limited block space<\/li>\n\n\n\n<li>Network congestion and delays<\/li>\n\n\n\n<li>Limited scalability for large-scale applications<\/li>\n<\/ul>\n\n\n\n<p>Layer 2 solutions address these issues by processing transactions externally and then settling them on the main chain, improving performance while maintaining security.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/in\/blog\/top-10-layer-1-blockchain-cryptos-in-2026\" target=\"_blank\" rel=\"noreferrer noopener\">Top 10 Layer-1 Blockchain Cryptos in April 2026<\/a><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Layer_1_vs_Layer_2_Key_Differences\"><\/span><strong>Layer 1 vs Layer 2: Key Differences<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The distinction between Layer 1 and Layer 2 lies in their roles:<\/p>\n\n\n\n<ul>\n<li>Layer 1 is the base blockchain responsible for transaction validation, consensus, and security.<\/li>\n\n\n\n<li>Layer 2 is built on top of Layer 1 to enhance scalability and efficiency.<\/li>\n<\/ul>\n\n\n\n<p>While Layer 1 focuses on maintaining the core network, blockchain layer 2 optimizes performance by reducing congestion and enabling faster transaction processing.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_Future_of_Layer_2_Blockchains\"><\/span><strong>What is the Future of Layer 2 Blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 2 blockchains are simple and efficient ways to solve the problem of scalability on older blockchains. In the case of Bitcoin, its growth seems dependent on L2 blockchains. However, with the upgrades planned for Ethereum, the need for L2s becomes less apparent.&nbsp;<\/p>\n\n\n\n<p>Additionally, alternatives to Ethereum like Solana and BNB do not require scaling solutions as the base blockchain can handle the transaction volume. Thus, the future of Layer 2 blockchains is application-dependent.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 2 blockchains are novel ways to boost legacy blockchain performance. But as technology and systems improve, the need for L2s reduces on most platforms. Its future remains uncertain, but until the day Bitcoin and Ethereum can handle tens of thousands of transactions themselves, L2s are cemented as necessary in the crypto world.&nbsp;<\/p>\n\n\n\n<p>Unravel everything that you need for your crypto journey via&nbsp;<a href=\"https:\/\/zebpay.com\/in\/blog\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ZebPay blogs<\/strong><\/a>. Get started today and join 6 million+ registered users on&nbsp;<a href=\"https:\/\/zebpay.com\/in\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ZebPay<\/strong><\/a>!<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/onboarding.zebpay.com\/onboarding?returnUrl=https%3A%2F%2Fzebpay.com%2Fapp\" target=\"_blank\" rel=\"noreferrer noopener\">trade now<\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs_on_What_is_Layer_2_Blockchain\"><\/span><strong>FAQs on What is Layer 2 Blockchain<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1776682406693\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_a_Layer_2_blockchain_and_how_does_it_work\"><\/span><strong>What is a Layer 2 blockchain and how does it work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>If you\u2019re exploring what is layer 2 blockchain, it refers to a secondary framework built on top of a Layer 1 network like Bitcoin or Ethereum. These solutions process transactions off the main chain and then settle them on the base layer. <\/p>\n<p>To understand how layer 2 blockchain works, it essentially reduces the load on the main network by handling transactions externally, improving speed and lowering costs while still relying on Layer 1 for security.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682433190\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"Why_are_Layer_2_solutions_important_for_blockchain_scalability\"><\/span><strong>Why are Layer 2 solutions important for blockchain scalability?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Layer 1 blockchains have limited throughput, which leads to congestion and high fees during peak demand. Blockchain layer 2 solutions address this by increasing transaction capacity without altering the base protocol. <\/p>\n<p>They are essential for scaling blockchain networks and enabling mass adoption by making transactions faster and more affordable.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682471137\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_Layer_1_and_Layer_2_blockchains\"><\/span><strong>What is the difference between Layer 1 and Layer 2 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Layer 1 is the base blockchain responsible for consensus, security, and transaction validation. Layer 2, on the other hand, is built on top of Layer 1 to improve performance. <\/p>\n<p>While Layer 1 ensures decentralization and security, blockchain layer 2 enhances scalability by reducing congestion and speeding up transactions.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682493304\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_the_main_types_of_Layer_2_scaling_solutions\"><\/span><strong>What are the main types of Layer 2 scaling solutions?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>There are several types of Layer 2 solutions, each designed to improve scalability in different ways:<\/p>\n<p>Rollups (Optimistic and Zero-Knowledge)<br \/>State channels<br \/>Plasma chains<br \/>Validium<\/p>\n<p>Each type offers a unique approach to handling transactions off-chain while maintaining a connection to the main network.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682515335\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_do_rollups_improve_blockchain_performance\"><\/span><strong>How do rollups improve blockchain performance?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Rollups bundle multiple transactions into a single batch and submit them to the main blockchain. This reduces the amount of data processed on-chain, improving efficiency. <\/p>\n<p>They are one of the most widely used blockchain layer 2 solutions and play a key role in enhancing scalability while maintaining security.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682538670\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"Are_Layer_2_solutions_secure_compared_to_Layer_1\"><\/span><strong>Are Layer 2 solutions secure compared to Layer 1?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Layer 2 solutions generally inherit security from the underlying Layer 1 blockchain. However, their security models can vary depending on the technology used, such as fraud proofs or validity proofs. <\/p>\n<p>While they are considered secure, users should understand the specific assumptions and mechanisms behind each solution.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682563272\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_some_popular_Layer_2_blockchain_examples\"><\/span><strong>What are some popular Layer 2 blockchain examples?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Some of the best layer 2 blockchains include:<\/p>\n<p>Arbitrum<br \/>Optimism<br \/>Polygon<br \/>Loopring<br \/>Lightning Network<\/p>\n<p>These platforms are widely used to scale blockchain applications and improve user experience.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682588706\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_do_Layer_2_solutions_reduce_transaction_fees\"><\/span><strong>How do Layer 2 solutions reduce transaction fees?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>By processing transactions off-chain, blockchain layer 2 reduces competition for block space on the main network. This leads to lower transaction costs. <\/p>\n<p>Additionally, batching transactions further minimizes fees, making Layer 2 solutions ideal for frequent and small-value transactions.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682609764\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_the_limitations_of_Layer_2_blockchains\"><\/span><strong>What are the limitations of Layer 2 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Despite their benefits, Layer 2 solutions have some limitations:<\/p>\n<p>Dependence on Layer 1 networks<br \/>Limited functionality in certain use cases<br \/>Additional complexity and potential security risks<\/p>\n<p>Understanding these trade-offs is important when evaluating what is layer 2 blockchain and its role in the ecosystem.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776682630274\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_should_beginners_know_about_Layer_2_technology\"><\/span><strong>What should beginners know about Layer 2 technology?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Beginners should understand that blockchain layer 2 is designed to make networks faster, cheaper, and more scalable. <\/p>\n<p>Learning how a layer 2 blockchain works helps in understanding the broader blockchain ecosystem, especially as more applications and users shift toward scalable solutions for everyday use.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Popular blockchains like Bitcoin and Ethereum have transformed the global financial landscape, but they still face key challenges such as high transaction costs and network congestion during periods of heavy usage. As adoption continues to grow, these limitations become more evident, raising concerns around scalability and efficiency. To address this, developers introduced blockchain layer 2 [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":21779,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_ayudawp_aiss_exclude":false,"footnotes":""},"categories":[14],"tags":[79,637,16,597],"acf":[],"_links":{"self":[{"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/posts\/21776"}],"collection":[{"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/comments?post=21776"}],"version-history":[{"count":2,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/posts\/21776\/revisions"}],"predecessor-version":[{"id":39474,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/posts\/21776\/revisions\/39474"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/media\/21779"}],"wp:attachment":[{"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/media?parent=21776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/categories?post=21776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zebpay.com\/in\/wp-json\/wp\/v2\/tags?post=21776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}