{"id":20095,"date":"2026-04-17T13:07:22","date_gmt":"2026-04-17T13:07:22","guid":{"rendered":"https:\/\/zebpay.com\/au\/?p=20095"},"modified":"2026-04-17T13:31:37","modified_gmt":"2026-04-17T13:31:37","slug":"what-is-a-layer-1-blockchain","status":"publish","type":"post","link":"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain","title":{"rendered":"What is a Layer 1 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\/au\/blog\/what-is-a-layer-1-blockchain\/#What_Is_a_Layer_1_Blockchain_and_Why_Is_It_Important\" title=\"What Is a Layer 1 Blockchain and Why Is It Important?\">What Is a Layer 1 Blockchain and Why Is It Important?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#Role_of_Layer_1_Blockchains_in_the_Crypto_Ecosystem\" title=\"Role of Layer 1 Blockchains in the Crypto Ecosystem\">Role of Layer 1 Blockchains in the Crypto Ecosystem<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Components_of_a_Layer_1_Blockchain\" title=\"Components of a Layer 1 Blockchain\">Components of a Layer 1 Blockchain<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Consensus_Mechanism\" title=\"Consensus Mechanism\">Consensus Mechanism<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Data_Structure\" title=\"Data Structure\">Data Structure<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#Cryptographic_Primitives\" title=\"Cryptographic Primitives\">Cryptographic Primitives<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#How_Does_a_Layer_1_Blockchain_Work\" title=\"How Does a Layer 1 Blockchain Work?\">How Does a Layer 1 Blockchain Work?<\/a><\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#Types_of_Layer_1_Scaling_Solutions_Explained\" title=\"Types of Layer 1 Scaling Solutions Explained\">Types of Layer 1 Scaling Solutions Explained<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#Increasing_Block_Size\" title=\"Increasing Block Size\">Increasing Block Size<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Consensus_Mechanism_Upgrades\" title=\"Consensus Mechanism Upgrades\">Consensus Mechanism Upgrades<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Sharding\" title=\"Sharding\">Sharding<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#AdvantagesDisadvantages_of_Layer_1_Blockchains\" title=\"Advantages\/Disadvantages of Layer 1 Blockchains\">Advantages\/Disadvantages of Layer 1 Blockchains<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-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-14\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Decentralisation\" title=\"Decentralisation\">Decentralisation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Immutability\" title=\"Immutability\">Immutability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Security\" title=\"Security\">Security<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-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-18\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-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-19\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Energy_Consumption\" title=\"Energy Consumption\">Energy Consumption<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#High_Transaction_Costs\" title=\"High Transaction Costs\">High Transaction Costs<\/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-21\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#What_are_the_Layer_1_Blockchain_Examples\" title=\"What are the Layer 1 Blockchain Examples?\">What are the Layer 1 Blockchain Examples?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Bitcoin\" title=\"Bitcoin\">Bitcoin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Ethereum\" title=\"Ethereum&nbsp;\">Ethereum&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Solana\" title=\"Solana\">Solana<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Use_Cases_of_Layer_1_Blockchains\" title=\"Use Cases of Layer 1 Blockchains\">Use Cases of Layer 1 Blockchains<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Blockchain_Trilemma_and_Layer_1_Challenges\" title=\"Blockchain Trilemma and Layer 1 Challenges\">Blockchain Trilemma and Layer 1 Challenges<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-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-28\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Layer_1_vs_Layer_0_How_They_Work_Together\" title=\"Layer 1 vs Layer 0: How They Work Together\">Layer 1 vs Layer 0: How They Work Together<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#Future_of_Layer_1_Blockchains\" title=\"Future of Layer 1 Blockchains\">Future of Layer 1 Blockchains<\/a><\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#FAQs_on_What_is_a_Layer_1_Blockchain\" title=\"FAQs on What is a Layer 1 Blockchain\">FAQs on What is a Layer 1 Blockchain<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#What_is_a_Layer_1_blockchain_and_how_does_it_work\" title=\"What is a Layer 1 blockchain and how does it work?\">What is a Layer 1 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-32\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#What_are_some_examples_of_Layer_1_blockchains\" title=\"What are some examples of Layer 1 blockchains?\">What are some examples of Layer 1 blockchains?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-layer-1-blockchain\/#How_is_Layer_1_different_from_Layer_2_blockchains\" title=\"How is Layer 1 different from Layer 2 blockchains?\">How is Layer 1 different from Layer 2 blockchains?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#What_is_the_blockchain_trilemma_in_Layer_1_networks\" title=\"What is the blockchain trilemma in Layer 1 networks?\">What is the blockchain trilemma in Layer 1 networks?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#How_do_Layer_1_blockchains_achieve_scalability\" title=\"How do Layer 1 blockchains achieve scalability?\">How do Layer 1 blockchains achieve scalability?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#What_are_the_advantages_of_Layer_1_blockchains\" title=\"What are the advantages of Layer 1 blockchains?\">What are the advantages of Layer 1 blockchains?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#What_are_the_limitations_of_Layer_1_blockchains\" title=\"What are the limitations of Layer 1 blockchains?\">What are the limitations of Layer 1 blockchains?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#How_do_consensus_mechanisms_work_in_Layer_1_blockchains\" title=\"How do consensus mechanisms work in Layer 1 blockchains?\">How do consensus mechanisms work in Layer 1 blockchains?<\/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\/au\/blog\/what-is-a-layer-1-blockchain\/#What_should_beginners_know_about_Layer_1_blockchain_technology\" title=\"What should beginners know about Layer 1 blockchain technology?\">What should beginners know about Layer 1 blockchain technology?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p>Blockchains have transformed both finance and technology over the past decade, powering everything from digital payments to decentralized applications. Yet, with the rapid evolution of the ecosystem, understanding how different types of blockchains function can feel overwhelming. A helpful way to simplify this is by looking at blockchain architecture through its layered approach, commonly divided into Layer 0, Layer 1, and blockchain layer 2 solutions. Each layer plays a distinct role in improving scalability, efficiency, and usability.<\/p>\n\n\n\n<p>While many investors and enthusiasts are increasingly curious about what is layer 2 blockchain and how does the layer 2 blockchain work, especially when exploring the best layer 2 blockchains for faster and cheaper transactions, it is essential to first build a strong foundation. This begins with Layer 1, the core infrastructure that forms the backbone of any blockchain network. So, what exactly is a Layer 1 blockchain, and why does it matter in the broader crypto ecosystem?\u201d<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/au\/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<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_a_Layer_1_Blockchain_and_Why_Is_It_Important\"><\/span><strong>What Is a Layer 1 Blockchain and Why Is It Important?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A Layer 1 blockchain refers to the base layer of a blockchain network, the core infrastructure where transactions are validated, recorded, and secured. Well-known examples include Bitcoin and Ethereum, both of which operate independently with their own consensus mechanisms and native tokens. This layer is responsible for maintaining the network\u2019s security, decentralization, and overall functionality.<\/p>\n\n\n\n<p>Its importance lies in the fact that every transaction, smart contract execution, and network activity ultimately settles on Layer 1. Without it, higher-level innovations such as decentralized finance and blockchain layer 2 solutions would not exist. In simple terms, Layer 1 forms the foundation upon which the entire blockchain ecosystem is built.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Role_of_Layer_1_Blockchains_in_the_Crypto_Ecosystem\"><\/span><strong>Role of Layer 1 Blockchains in the Crypto Ecosystem<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Layer 1 blockchains serve as the backbone of the crypto ecosystem. They provide the trustless environment required for peer-to-peer transactions, eliminating the need for intermediaries. These networks enable developers to build decentralized applications while ensuring transparency and immutability.<\/p>\n\n\n\n<p>Additionally, Layer 1 networks act as settlement layers for blockchain layer 2 solutions, which are designed to improve scalability and efficiency. As interest grows around what is layer 2 blockchain and how layer 2 blockchain works, it becomes clear that Layer 1 remains critical, as it ultimately validates and secures all off-chain or secondary-layer activity.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/au\/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_1_Blockchain\"><\/span><strong>Components of a Layer 1 Blockchain<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>There are a few elements that layer 1 blockchains require for their operation:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Consensus_Mechanism\"><\/span><strong>Consensus Mechanism<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Blockchains are a decentralised system. There is no central authority that can verify whether a transaction is genuine or not. To combat this, blockchains use a consensus mechanism like proof of work or proof of stake. Under this system, users of the network itself participate in validating transactions. This gives them the chance to add transactions to the blockchain and earn rewards for the services they provide.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Data_Structure\"><\/span><strong>Data Structure<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Blockchain is also known as a \u201cDistributed Ledger\u201d. This indicates that its data is stored in the form of a publicly accessible ledger that records every transaction made on the blockchain. This ledger is replicated on each \u201cnode\u201d or computer supporting the blockchain. This ledger can be seen and used by the public easily.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cryptographic_Primitives\"><\/span><strong>Cryptographic Primitives<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This is the component that handles data security. Since data is being stored and shared over thousands or millions of systems, it is essential to have a robust security system. Blockchains use cryptographic methods to accomplish this.&nbsp;<\/p>\n\n\n\n<p>Most blockchains use asymmetric key cryptography to protect the network. This involves a pair of public and private keys that act as your username and password to the blockchain. All transactions and information on a blockchain are encrypted and linked with these keys.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_a_Layer_1_Blockchain_Work\"><\/span><strong>How Does a Layer 1 Blockchain Work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Suppose you want to make a transaction using a crypto token. The first step to do this is opening a <a href=\"https:\/\/zebpay.com\/au\/blog\/what-is-a-crypto-wallet\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>crypto wallet<\/strong><\/a>. This wallet is a secured storage space for the private key tied to your public key. Every transaction and crypto token you own is tied to this key.&nbsp;<\/p>\n\n\n\n<p>Once you open the wallet, you must add crypto tokens to it. This can be done by purchasing them on a crypto exchange and transferring them to your wallet. Next, you must obtain the public key of the receiver of your tokens. Simply input this key along with the number of tokens you wish to send, then confirm the transaction. The transaction will soon be verified and finalised.&nbsp;<\/p>\n\n\n\n<p>After the transaction has been made, it is added to a \u201cblock\u201d or a collection of transactions. Each block is cryptographically protected and linked to the block that came before it, thus becoming a blockchain. Network validators then verify that the block is legitimate and add it to the blockchain as finalised. They then receive new crypto tokens as a reward for their invested time and effort.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Layer_1_Scaling_Solutions_Explained\"><\/span><strong>Types of Layer 1 Scaling Solutions Explained<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Increasing_Block_Size\"><\/span><strong>Increasing Block Size<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>One of the simplest ways to improve scalability on a Layer 1 blockchain is by increasing the block size. Larger blocks can accommodate more transactions, thereby improving throughput. However, this approach can lead to centralization concerns, as larger blocks require more computational power to process.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Consensus_Mechanism_Upgrades\"><\/span><strong>Consensus Mechanism Upgrades<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Another approach involves upgrading the consensus mechanism. For instance, transitioning from Proof of Work to Proof of Stake can significantly improve energy efficiency and transaction speed. These upgrades enhance the overall performance of the network while maintaining security.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sharding\"><\/span><strong>Sharding<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Sharding is an advanced scaling technique that divides the blockchain into smaller, manageable segments called shards. Each shard processes its own transactions, allowing the network to handle multiple operations simultaneously. This significantly boosts scalability without overloading the entire system.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"AdvantagesDisadvantages_of_Layer_1_Blockchains\"><\/span><strong>Advantages\/Disadvantages of Layer 1 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=\"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=\"Decentralisation\"><\/span><strong>Decentralisation<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Decentralisation is one of the main reasons why blockchains are so popular. There is no single authority that can make changes to the network. Instead, each user gets a say in these changes.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Immutability\"><\/span><strong>Immutability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Once a transaction has been made, it cannot be reversed. Information on a blockchain cannot be changed or deleted, making the system more reliable.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Security\"><\/span><strong>Security<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Blockchains are highly secure thanks to their cryptographic encryption. This makes them a worthwhile investment for many users.&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=\"Scalability\"><\/span><strong>Scalability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>As mentioned above, L1 blockchains are not very scalable. They usually require off-chain scaling solutions to be able to match user demand for the platform.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Energy_Consumption\"><\/span><strong>Energy Consumption<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Proof of work blockchains are notorious for high energy consumption. Since they require powerful computers to run 24\/7 solving cryptographic puzzles, they are also electricity hogs. This problem is mostly alleviated by proof of stake blockchains.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_Transaction_Costs\"><\/span><strong><strong>High Transaction Costs<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>During periods of high network activity, Layer 1 blockchains often experience a surge in transaction fees. This happens due to limited block space and increased competition among users, making transactions expensive and less efficient for everyday use.ins.&nbsp;<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/au\/blog\/what-is-layer-zero-blockchain\" target=\"_blank\" rel=\"noreferrer noopener\">What is a Layer 0 Blockchain<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Layer_1_Blockchain_Examples\"><\/span><strong>What are the Layer 1 Blockchain Examples?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bitcoin\"><\/span><strong>Bitcoin<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Launched in 2009, <a href=\"https:\/\/zebpay.com\/au\/buy-bitcoin\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Bitcoin<\/strong><\/a> was the first crypto token in the market. It uses proof of work for validation and popularised the use of blockchain for financial applications. It redefined the industry by allowing users to transact anonymously from around the world.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ethereum\"><\/span><strong>Ethereum&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/zebpay.com\/au\/buy-ethereum\" target=\"_blank\" rel=\"noreferrer noopener\">Ethereum<\/a><\/strong> added more functionality to the blockchain industry by introducing smart contracts. These are sets of code that execute automatically when conditions are met. These are used extensively in dApps and Defi.\u00a0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solana\"><\/span><strong>Solana<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A third-generation blockchain, <a href=\"https:\/\/zebpay.com\/in\/buy-solana\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Solana<\/strong><\/a> seeks to address the scalability concerns of L1 blockchains. Unlike Bitcoin and Ethereum, Solana uses proof of History (PoH) consensus to reach transaction speeds as high as 65,000 per second.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Use_Cases_of_Layer_1_Blockchains\"><\/span><strong>Use Cases of Layer 1 Blockchains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 1 blockchains power a wide range of real-world applications across industries. In finance, they enable secure and transparent transactions, forming the backbone of cryptocurrencies and decentralized finance platforms. In technology, they support decentralized applications, smart contracts, and digital identity systems.<\/p>\n\n\n\n<p>They also play a crucial role in supporting blockchain layer 2 ecosystems, which are gaining traction among users exploring what is layer 2 blockchain and the best layer 2 blockchains for faster transactions. By acting as the final settlement layer, Layer 1 ensures trust and security for all activities occurring on secondary layers.<\/p>\n\n\n\n<p>As adoption continues to grow, Layer 1 blockchains are expected to remain central to innovation, enabling new use cases while working alongside advancements in how Layer 2 blockchain works to create a more scalable and efficient digital future.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Blockchain_Trilemma_and_Layer_1_Challenges\"><\/span><strong>Blockchain Trilemma and Layer 1 Challenges<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>One of the most widely discussed concepts in blockchain is the \u201cblockchain trilemma,\u201d which refers to the challenge of achieving three key attributes simultaneously: scalability, security, and decentralization. Layer 1 blockchains often struggle to optimize all three at once.<\/p>\n\n\n\n<p>For example, increasing scalability may sometimes compromise decentralization, while prioritizing security can limit transaction speed. This is why many Layer 1 networks face issues such as network congestion and high transaction fees during periods of heavy usage. These limitations have also led to the rise of blockchain layer 2 solutions that aim to address these gaps without altering the core Layer 1 structure.<\/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 primary difference between Layer 1 and Layer 2 lies in their roles within the blockchain ecosystem. Layer 1 is the base network responsible for transaction validation and security, whereas Layer 2 operates on top of Layer 1 to improve scalability and efficiency.<\/p>\n\n\n\n<p>If you\u2019re exploring what is layer 2 blockchain, it essentially refers to secondary frameworks built to handle transactions off the main chain while still leveraging Layer 1\u2019s security. Understanding how a layer 2 blockchain works reveals that these solutions process transactions externally and then settle them on Layer 1, reducing congestion and fees.<\/p>\n\n\n\n<p>Some of the best layer 2 blockchains, such as rollups and sidechains, are designed to enhance performance while maintaining trust in the underlying network. In contrast, Layer 1 focuses on protocol-level improvements rather than external scaling solutions.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/zebpay.com\/au\/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=\"Layer_1_vs_Layer_0_How_They_Work_Together\"><\/span><strong>Layer 1 vs Layer 0: How They Work Together<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 0 refers to the foundational infrastructure that enables multiple Layer 1 blockchains to exist and communicate with each other. It includes elements such as protocols, hardware, and networking frameworks that support blockchain interoperability.<\/p>\n\n\n\n<p>Layer 1 operates on top of this foundation, functioning as the main execution and settlement layer. Together, Layer 0 and Layer 1 create a scalable and interconnected ecosystem where multiple blockchains can coexist and share information seamlessly. This layered approach is essential for building a more efficient and interoperable blockchain environment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Future_of_Layer_1_Blockchains\"><\/span><strong>Future of Layer 1 Blockchains<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Layer 1 blockchains are here to stay. They have fundamentally transformed finance and technology, becoming the most widely used type of blockchain. Despite challenges such as high costs and limited scalability, these issues can be tackled through solutions like sharding, innovative mechanisms, or even Layer 2 technologies. Their significance in the future of payment systems is undeniable.<\/p>\n\n\n\n<p>Unravel everything that you need for your crypto journey via&nbsp;<a href=\"https:\/\/zebpay.com\/au\/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\/au\/\" 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 has-link-color 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_a_Layer_1_Blockchain\"><\/span><strong>FAQs on What is a Layer 1 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-1674022860894\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_a_Layer_1_blockchain_and_how_does_it_work\"><\/span><strong><strong>What is a Layer 1 blockchain and how does it work?<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>A Layer 1 blockchain is the base layer of a blockchain network that handles core functions such as transaction validation, consensus, and security. If you\u2019re exploring what a Layer 1 blockchain is, think of it as the main network where all transactions are recorded and verified. <\/p>\n<p>It works through a decentralized system of nodes that validate transactions using consensus mechanisms like Proof of Work or Proof of Stake, ensuring transparency and security without the need for intermediaries.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1674022919004\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_some_examples_of_Layer_1_blockchains\"><\/span><strong><strong>What are some examples of Layer 1 blockchains?<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Some of the most popular Layer 1 blockchains include:<\/p>\n<p>Bitcoin<br \/>Ethereum<br \/>Solana<br \/>Cardano<br \/>Avalanche<\/p>\n<p>These networks operate independently and form the backbone of the blockchain ecosystem, each with its own architecture and consensus model.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430114434\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_is_Layer_1_different_from_Layer_2_blockchains\"><\/span><strong>How is Layer 1 different from Layer 2 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The main difference lies in their functionality:<\/p>\n<p><strong>Layer 1:<\/strong> The primary blockchain that processes and finalizes transactions.<br \/><strong>Layer 2:<\/strong> Built on top of Layer 1 to improve scalability and reduce transaction costs.<\/p>\n<p>While Layer 1 focuses on security and decentralization, Layer 2 solutions aim to enhance performance without altering the base layer.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430236572\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_the_blockchain_trilemma_in_Layer_1_networks\"><\/span><strong>What is the blockchain trilemma in Layer 1 networks?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The blockchain trilemma refers to the challenge of balancing three key aspects:<\/p>\n<p>Scalability<br \/>Security<br \/>Decentralization<\/p>\n<p>Layer 1 blockchains often struggle to optimize all three simultaneously. Improving one aspect can sometimes come at the cost of another, making it a core design challenge for blockchain developers.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430262090\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_do_Layer_1_blockchains_achieve_scalability\"><\/span><strong>How do Layer 1 blockchains achieve scalability?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Layer 1 blockchains improve scalability through on-chain solutions such as:<\/p>\n<p>Increasing block size<br \/>Reducing block time<br \/>Implementing sharding<br \/>Transitioning to more efficient consensus mechanisms<\/p>\n<p>These upgrades aim to enhance transaction throughput while maintaining network security.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430310849\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_the_advantages_of_Layer_1_blockchains\"><\/span><strong>What are the advantages of Layer 1 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Layer 1 blockchains offer several key benefits:<\/p>\n<p>Strong security through decentralized consensus<br \/>Full control over protocol rules and upgrades<br \/>Transparency and immutability of transactions<br \/>Independence from external scaling solutions<\/p>\n<p>These advantages make them the foundation of the blockchain ecosystem.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430361525\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_the_limitations_of_Layer_1_blockchains\"><\/span><strong>What are the limitations of Layer 1 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Despite their strengths, Layer 1 blockchains face certain challenges:<\/p>\n<p>Limited scalability<br \/>High transaction fees during congestion<br \/>Energy-intensive consensus mechanisms (in some networks)<br \/>Slower transaction speeds compared to newer solutions<\/p>\n<p>These limitations have led to the development of Layer 2 and Layer 0 solutions.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430392395\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_do_consensus_mechanisms_work_in_Layer_1_blockchains\"><\/span><strong>How do consensus mechanisms work in Layer 1 blockchains?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Consensus mechanisms are protocols that ensure all nodes in the network agree on the validity of transactions:<\/p>\n<p>1. In Proof of Work, miners solve complex mathematical problems to validate transactions. <\/p>\n<p>2. In Proof of Stake, validators are chosen based on the amount of crypto they hold and stake. <\/p>\n<p>These mechanisms help maintain trust and security in a decentralized environment.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1776430455384\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_should_beginners_know_about_Layer_1_blockchain_technology\"><\/span><strong>What should beginners know about Layer 1 blockchain technology?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Beginners should understand that Layer 1 blockchains are the foundation of the entire crypto ecosystem. They are responsible for maintaining security, validating transactions, and enabling decentralized applications.<\/p>\n<p>However, they also come with trade-offs like scalability challenges and higher costs, which is why newer solutions like Layer 2 and Layer 0 are being developed to complement them.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Blockchains have transformed both finance and technology over the past decade, powering everything from digital payments to decentralized applications. Yet, with the rapid evolution of the ecosystem, understanding how different types of blockchains function can feel overwhelming. A helpful way to simplify this is by looking at blockchain architecture through its layered approach, commonly divided [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":20107,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[14],"tags":[79,420,16,422],"class_list":["post-20095","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-crypto","tag-blockchain","tag-blockchain-layer","tag-crypto","tag-layer-1"],"acf":[],"_links":{"self":[{"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/posts\/20095","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/comments?post=20095"}],"version-history":[{"count":7,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/posts\/20095\/revisions"}],"predecessor-version":[{"id":26804,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/posts\/20095\/revisions\/26804"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/media\/20107"}],"wp:attachment":[{"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/media?parent=20095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/categories?post=20095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zebpay.com\/au\/wp-json\/wp\/v2\/tags?post=20095"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}