GPG Mail: SHA1 hash algorithm found
When I use the signature for an E-Mail in MailMate it tells me: Note that the SHA1 hash algorithm has been found to have weaknesses
No hints about weak hash algorithm.
macOS 13.2 22D49 GPG Suite 2023.1 3410 (5c363bfe16) GPG Mail (enabled) 7.1 2180 (acd878a2ce) Decrypt Only Mode GPG Keychain 1.12 1800 (a7b8825b15) GPG Services 2.5 1200 (87637a835e) MacGPG 2.2.41 1050 (61c98963b6) GPG Suite Preferences 2.6.1 1230 (2960a7a76a) Libmacgpg 1.5.1 990 (8e1ef2f1e5) pinentry 188.8.131.52 100 (b7195e9d4c)
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1 Posted by com on 08 Mar, 2023 09:45 AM
The issue has been resolved. I thought it was GPGTools, but it was MailMate - at least partially. If anyone else has this problem, I found the following solution to it:
In the file ~user.gnupg\gpg.conf add the following line:
The tip comes from the MailMate developer himself. Many thanks to Benny Kjær Nielsen.
Support Staff 2 Posted by Steve on 22 Mar, 2023 11:17 AM
thanks for taking the time to report this problem.
MailMate seems to be complaining about
To change those preferences:
shift cmd Gand paste
cmd Sto save changes
This entirely removes SHA1 usage.
Glad you already found the solution.
All the best,
Steve closed this discussion on 22 Mar, 2023 11:17 AM.