Malicious Relayer Can Replay Execute Calldata On Different Chains Causing Double-Spend Issue

Lines of code Vulnerability details Proof-of-Concept This issue is only applicable for fast-transfer. Slow transfer would not have this issue because of the built-in fraud-proof mechanism in Nomad. First, the attacker will attempt to use Connext to send 1000 USDC from Ethereum domain to Optimism...

Airshare - Cross-platform Content Sharing In A Local Network

Airshare is a Python-based CLI tool and module that lets you transfer data between two machines in a local network, P2P, using Multicast-DNS. It also opens an HTTP gateway for other non-CLI external interfaces. It works completely offline! Built with aiohttp and zeroconf. Checkout the demo...