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The password in SRP is actually a shared secret of (possibly) low entropy. It can be the "password" as the human user understands it, or anything that is deterministically derived from the password. In your case, yes, using a password hashing function such as PBKDF2 is a valid approach. It has the following caveats: PBKDF2, like bcrypt and other good ...


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The answer is no, and it's explained why in the Thomas Pornin answer to another question. From any system that doesn't require a trusted third party, there's no way to escape, since you can force them to reveal the secret at the same time. So, no matter if you encrypt it, sign it, say it louder, everybody types at the same time in a chat, reveal some hash ...



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