--- title: "#layer2 articles | Hashnode" description: "Explore 120 articles tagged #layer2 on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/layer2" --- Tag # #layer2 120 posts · 11 followers [IPYE](https://hashnode.com/@ipye) · [Oct 26](https://hashnode.com/posts/arp-and-ndp-spoofing-defenses-dhcp-snooping-dai-ra-guard-and-what-hosts-can-do/6adfbc37abe73d543c6fcea0) ### [ARP and NDP Spoofing Defenses: DHCP Snooping, DAI, RA Guard, and What Hosts Can Do](https://ipye-com.hashnode.dev/arp-and-ndp-spoofing-defenses-dhcp-snooping-dai-ra-guard-and-what-hosts-can-do?utm_source=hashnode&utm_medium=feed) Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. ARP (IPv4) and Neighbor Discovery (IPv6) were designed for truste 6 min read · [ipye-com.hashnode.dev](https://ipye-com.hashnode.dev/arp-and-ndp-spoofing-defenses-dhcp-snooping-dai-ra-guard-and-what-hosts-can-do?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/arp-and-ndp-spoofing-defenses-dhcp-snooping-dai-ra-guard-and-what-hosts-can-do/6adfbc37abe73d543c6fcea0) [Tapbit Official](https://hashnode.com/@tapbitofficial) · [Sep 10](https://hashnode.com/posts/financial-layer-2-architecture-explained-networks-wallets-applications-and-asset-rights/6aa219cd350452b33782697f) ### [Financial Layer 2 Architecture Explained: Networks, Wallets, Applications, and Asset Rights](https://tapbitofficial.hashnode.dev/financial-layer-2-architecture-explained-networks-wallets-applications-and-asset-rights?utm_source=hashnode&utm_medium=feed) A technical framework for separating Layer 2 networks, wallets, apps, bridges, and asset rights in Ethereum-compatible systems. 5 min read · [tapbitofficial.hashnode.dev](https://tapbitofficial.hashnode.dev/financial-layer-2-architecture-explained-networks-wallets-applications-and-asset-rights?utm_source=hashnode&utm_medium=feed) [Tapbit Official](https://hashnode.com/@tapbitofficial) · [Jul 24](https://hashnode.com/posts/rollup-data-availability-explained-blobs-sampling-and-modular-blockchain-design/6a6316cd110df7b3b0ce096a) ### [Rollup Data Availability Explained: Blobs, Sampling, and Modular Blockchain Design](https://tapbitofficial.hashnode.dev/rollup-data-availability-explained-blobs-sampling-and-modular-blockchain-design?utm_source=hashnode&utm_medium=feed) A technical guide to rollup data availability, Ethereum blobs, sampling, and modular blockchain design. 8 min read · [tapbitofficial.hashnode.dev](https://tapbitofficial.hashnode.dev/rollup-data-availability-explained-blobs-sampling-and-modular-blockchain-design?utm_source=hashnode&utm_medium=feed) [thecreativeitan](https://hashnode.com/@theitanquill) · [Mar 19](https://hashnode.com/posts/from-hype-to-infrastructure-the-quiet-evolution-of-web3/69bb705d8c55d6eefb84f4f1) ### [From Hype to Infrastructure: The Quiet Evolution of Web3](https://theitanquill.hashnode.dev/from-hype-to-infrastructure-the-quiet-evolution-of-web3?utm_source=hashnode&utm_medium=feed) Web3 is moving beyond hype into real infrastructure. Explore how blockchain, decentralized protocols, and developer tools are quietly shaping the futu 7 min read · [theitanquill.hashnode.dev](https://theitanquill.hashnode.dev/from-hype-to-infrastructure-the-quiet-evolution-of-web3?utm_source=hashnode&utm_medium=feed) [Jaden](https://hashnode.com/@Apnews) · [Feb 13](https://hashnode.com/posts/why-is-base-transfer-still-so-slow/698ec4400aefa0afa2933112) ### [Why is Base Transfer Still So Slow?](https://apnewsweb3.hashnode.dev/why-is-base-transfer-still-so-slow?utm_source=hashnode&utm_medium=feed) On January 31, a routine configuration change by a Base network engineer triggered widespread transaction delays and failures. 4 min read · [apnewsweb3.hashnode.dev](https://apnewsweb3.hashnode.dev/why-is-base-transfer-still-so-slow?utm_source=hashnode&utm_medium=feed) [Xeer Technology](https://hashnode.com/@XeerTechnology) · [Feb 6](https://hashnode.com/posts/what-is-arbitrum-a-simple-guide-to-ethereums-layer-2-scaling-solution/6985ba775df14b7028ab9885) ### [What Is Arbitrum? A Simple Guide to Ethereum’s Layer 2 Scaling Solution](https://xeertechnology.hashnode.dev/what-is-arbitrum-a-simple-guide-to-ethereums-layer-2-scaling-solution?utm_source=hashnode&utm_medium=feed) Discover how Arbitrum helps Ethereum scale with fast, low-cost transactions, DeFi support, NFT marketplaces, and Web3 applications. 3 min read · [xeertechnology.hashnode.dev](https://xeertechnology.hashnode.dev/what-is-arbitrum-a-simple-guide-to-ethereums-layer-2-scaling-solution?utm_source=hashnode&utm_medium=feed) [Abundance](https://hashnode.com/@Yutaka) · [Feb 4](https://hashnode.com/posts/how-ethereum-has-evolved-over-time/69831c32e8a200dcaec5b025) ### [How Ethereum Has Evolved Over Time](https://mypov.hashnode.dev/how-ethereum-has-evolved-over-time?utm_source=hashnode&utm_medium=feed) The Step-by-Step Progress of Ethereum 3 min read · [mypov.hashnode.dev](https://mypov.hashnode.dev/how-ethereum-has-evolved-over-time?utm_source=hashnode&utm_medium=feed) [Xeer Technology](https://hashnode.com/@XeerTechnology) · [Feb 4](https://hashnode.com/posts/order-book-dex-development-a-complete-guide-to-building-high-performance-decentralized-exchanges/6982d4525ab59a9691372c48) ### [Order Book DEX Development: A Complete Guide to Building High-Performance Decentralized Exchanges](https://xeertechnology.hashnode.dev/order-book-dex-development-a-complete-guide-to-building-high-performance-decentralized-exchanges?utm_source=hashnode&utm_medium=feed) Learn how to build an Order Book DEX, including architecture, features, tech stack, costs, benefits, and challenges of high-performance DEXs. 4 min read · [xeertechnology.hashnode.dev](https://xeertechnology.hashnode.dev/order-book-dex-development-a-complete-guide-to-building-high-performance-decentralized-exchanges?utm_source=hashnode&utm_medium=feed) [Oodles Blockchain](https://hashnode.com/@Oodlesblockchain1) · [Jan 15](https://hashnode.com/posts/layer-2-blockchain-development-company-a-complete-technical-and-business-guide/69691861e158d0c799b8ed96) ### [Layer-2 Blockchain Development Company: A Complete Technical & Business Guide](https://oodlesblockchain.hashnode.dev/layer-2-blockchain-development-company-a-complete-technical-and-business-guide?utm_source=hashnode&utm_medium=feed) Introduction A Layer-2 Blockchain Development Company plays a critical role in solving one of blockchain’s most persistent challenges—scalability. As decentralized applications grow in adoption, Layer-1 networks often struggle with high gas fees, net... 4 min read · [oodlesblockchain.hashnode.dev](https://oodlesblockchain.hashnode.dev/layer-2-blockchain-development-company-a-complete-technical-and-business-guide?utm_source=hashnode&utm_medium=feed) [Eseoghene Umukoro](https://hashnode.com/@EseogheneUmukoro) · [Nov 4, 2025](https://hashnode.com/posts/the-two-layers-of-blockchain-simplifying-ethereums-scaling-revolution/690a53196ea15696f4def42b) ### [The Two Layers Of Blockchain: Simplifying Ethereum’s Scaling Revolution](https://vynra.hashnode.dev/the-two-layers-of-blockchain-simplifying-ethereums-scaling-revolution?utm_source=hashnode&utm_medium=feed) Understanding the Differences Between Layer 1 and Layer 2 Blockchains 3 min read · [vynra.hashnode.dev](https://vynra.hashnode.dev/the-two-layers-of-blockchain-simplifying-ethereums-scaling-revolution?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/the-two-layers-of-blockchain-simplifying-ethereums-scaling-revolution/690a53196ea15696f4def42b)