Home Cryptocurrency News Vitalik Buterin floats TX ‘simulations’ to enhance crypto security Vitalik Buterin floats TX ‘simulations’ to enhance crypto security Andrew M Feb 23, 2026 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Crypto users would specify what onchain action they want and then click “OK” or “Cancel” after seeing a transaction simulation of that action. Business Finance Simulation Vitalik Buterin