# Arsen > Smart-contract security researcher ⚡️ ## Recent Posts - [Web3 Security. Notes](https://paragraph.com/@arsen-5/web3-security-notes) - [AnySwap permit exploit](https://paragraph.com/@arsen-5/anyswap-permit-exploit) - [MonoX 31 Million Exploit ](https://paragraph.com/@arsen-5/monox-31-million-exploit) - [Return-bomb attack](https://paragraph.com/@arsen-5/return-bomb-attack) - [Threat for Crypto. Quantum Computer 🤯](https://paragraph.com/@arsen-5/threat-for-crypto-quantum-computer) - [Future of Ethereum. Verkle Tree simply](https://paragraph.com/@arsen-5/future-of-ethereum-verkle-tree-simply) - [EVM Structure in 5 minutes](https://paragraph.com/@arsen-5/evm-structure-in-5-minutes) - [KyberSwap 50 million$ exploit. Simply 🧑🏾‍🎤](https://paragraph.com/@arsen-5/kyberswap-50-million-exploit-simply) - [PolyNetwork 0,6b$ exploit. simplified ](https://paragraph.com/@arsen-5/polynetwork-0-6b-exploit-simplified) ## Blog Information - [Homepage](https://paragraph.com/@arsen-5/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@arsen-5): Subscribe to updates - [Twitter](https://twitter.com/senyabutenko8): Follow on Twitter ## Optional - [All Posts](https://paragraph.com/@arsen-5/): Complete post archive - [Sitemap](https://paragraph.com/@arsen-5/sitemap-index.xml): XML sitemap for crawlers