node of the decentralized oracle network, bridging on and off-chain computation

Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

OpenZeppelin Contracts is a library for secure smart contract development.

Publications from Trail of Bits

Hyperledger Cacti is a new approach to the blockchain interoperability problem

Minimal Anti-Collusion Infrastructure (MACI)

Guidelines and training material to write secure smart contracts

Repository for code and discussion around ERC725 and related standards

Go Training Class Material :

Source code for rib.rs

Demystifying Exploitable Bugs in Smart Contracts

Vulnerable-by-design solidity protocol to help Web3 security enthusiasts practice their skills in an environment closer to real live.

✅ The Node.js best practices list (July 2024)

Information about web3 security and programming tutorials/tools

Source code for Eat The Blocks, a screencast for Ethereum Dapp Developers

cryptozomebie lesson code

Restrict access to content based on the ownership of an NFT

Companion repo to an Ethereum/Solidity course on Udemy

A curated list of blockchain security Capture the Flag (CTF) competitions

Course to create a Airbnb like app in React, Angular and Node

Asset bridging between Hyperledger Fabric and EVM compatible ledgers. Demo: https://bit.ly/andreaugusto-cbdc-bridging-demo

Smart contracts for the Gnosis Protocol v1

Searchable Symmetric Encryption

Hyperledger Besu Ethereum client quick-start makes you able to simply test all Besu features.

Utility to create and monitor Quorum nodes

Main repository for Will -- 2.5D moddable action adventure game