signing

With the recent attack on OpenSea highlighting blockchain vulnerabilities, Charles Guillemet, the CTO of Ledger warns users about “blind signing” which he defines as “consenting a transaction to be signed blindly, without understanding what it means.”  In an interview with Cointelegraph, Guillemet broke down the problems and highlighted issues with blind signing. The Ledger CTO notes that consenting to transactions requires signing a message to be sent to the blockchain. A user is the only one capable of signing transactions with the private key, while others can verify if it’s correct. “The issue is that this message is not intelligible by default. It’s a digital payload,” says Guillemet. Guillemet also explained that when a coin transfer is signed, it’s normally su...