Re: Adding a nounce before hashing as covert channel
Andrew Gallagher via Gnupg-devel <[email protected]>
| Newsgroups | gmane.comp.encryption.gpg.devel |
|---|---|
| Message-ID | <[email protected]> |
On 11 Dec 2024, at 11:33, Frank Guthausen <[email protected]> wrote: > > Are there any good solutions to the problem (workflow, best practice) > besides hoping the hash algorithm will prevent such an attack in > reasonable time? Avoiding hash collisions is the entire point of a hash algorithm. An external salt doesn’t make it more difficult for an attacker to find a hash collision, but it prevents an attacker from finding a *useful* collision in advance. A _______________________________________________ Gnupg-devel mailing list [email protected] https://lists.gnupg.org/mailman/listinfo/gnupg-devel