166 ms·
The disappointing truth is that we simply don't know. Satoshi never explained it. For SHA-2 it can be used as a mitigation against length-extension attacks¹, an
by haakon 5mo ago
The disappointing truth is that we simply don't know. Satoshi never explained it. For SHA-2 it can be used as a mitigation against length-extension attacks¹, and this seems like the most likely explanation, but it's just speculation.
¹ https://en.wikipedia.org/wiki/Length_extension_attack https://en.wikipedia.org/wiki/Length_extension_attack
- vscode-rest 5mo agoWould length extension impact bitcoin? The messages aren’t secret afaik.