Jonas Nick jonasnick Highlights Pro Organizations Block or report jonasnick Pinned Loading Optimized C library for EC operations on curve secp256k1 C 2.5k 1.2k Ethereum Bug Bounty Submission: Breaking ecdsa that uses `privKey xor message` as nonce. Go 33 6 "How to Run a Bitcoin Node" handout 17 2 Ethereum Bug Bounty Submission: Sending Negative Value Transactions Python 20 5 Winning entry, https://underhandedcrypto.com/2016/08/17/the-2016-backdoored-cryptocurrency-contest-winner/ Python 5 4 A collection of Nix packages and NixOS modules for easily installing full-featured Bitcoin nodes with an emphasis on security. Nix 612 150