Legos Lightlegos.hashnode.dev·Nov 8, 2024ECDSA - Chữ ký số trên đường cong ellipticNếu bạn chưa biết gì hoặc mới tìm hiểu về Elliptic Curve, bạn có thể đọc lại các bài trước của series này: Đường cong elliptic trên trường số thực ở đây (basic) Đường cong elliptic trên trường hữu hạn ở đây Ở bài trước, chúng ta đã biết rằng có t...1 like·56 readsCryptography & Blockchainelliptic curve cryptography
Maicol Kaiserblog.maicol.dev·Nov 2, 2024Ei... ECDSA? bora!?Ok, ok, este é meu primeiro artigo, então… pega leve comigo 🙏. Neste ano de 2024, precisei lidar com algo muito incrível chamado ECDSA, e o melhor… eu não fazia ideia do que se tratava (não que eu domine completamente hoje, mas… já sei o suficiente...113 readsECDSA
whiteberets[.]ethgoodhacker.hashnode.dev·Oct 24, 2024Blaz CTF 2024 - Cyber CartelChallenge Malone, Wiz and Box recently robbed a billionaire and deposited their proceeds into a multisig treasury. And who is Box? The genius hacker behind everything. He's gonna rob his friends... Challenge Source Code Here’s how to start the chal...77 readsFuzzland Blaz CTF 2024blaz-ctf-2024
Gilberts Ahumadagilbertsahumada.hashnode.dev·Jul 4, 2024Verificar firmas en SolidityEl proceso de firmas y verificación de estas firmas se usa mucho en web3. Cada vez que realizas una transacción, estás firmando esa transacción con tu llave privada. Todo esto funciona gracias al "algoritmo de firma digital de curva elíptica". No nec...173 readsSolidity
Emre Aslanemreaslan.hashnode.dev·Feb 6, 2023A Deep Dive into the Digital Signatures, Encryption, and Hash FunctionIn an electronic world, digital signatures are used to sign documents. This signing process is performed by applying an encryption algorithm to the document. This article will generally touch on symmetric and asymmetric encryption processes, how the ...50 readsdigital-signature
lumungemindweb.hashnode.dev·Aug 16, 2022ECDSA in Bitcoin.In this article, we learn how the ECDSA algorithm is used in Bitcoin to generate public keys and sign transactions thereby securing the blockchain. In the previous articles, we learned about Elliptic Curve Cryptography, how it works, mathematical con...62 readsECDSA
lumungemindweb.hashnode.dev·Aug 16, 2022ECDSA Algorithm and Elliptic Curves.The ECDSA(Elliptic Curve Digital Signature algorithm) is a cryptographic algorithm used in the Bitcoin and Ethereum Blockchains. In blockchains, a combination of hashing and asymmetric cryptography is used to secure transactions and messages. A publi...ECDSA
Casweeney Ojukwucasweeney.hashnode.dev·Jul 30, 2022Understanding Digital SignaturesEver wondered how the authenticity of transactions are verified on Ethereum? Say hello to Digital Signatures. One of the key part of the blockchain is cryptographic signatures. They prove ownership of an address without exposing its private key. They...132 readsWeb3
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