On Tue 2017-11-07 08:29:59 +0100, Andreas Glaeser wrote: >> Enigmail is so slow to check signatures, that it makes large attachments >> practically impossible to re-check with Thunderbird on low-end PC. I >> suspect the hashing-algorithm is too slow, it may be due to >> double-hashing. Evolution for example is configurable in this respect, >> i.e. which SHA-variant one wants to use, Enigmail is not. SHA256 should >> be sufficient in any case.
Can you provide a specific use case (e.g., a mailbox, and a public keyring) that demonstrates the problem? Have you verified the timing for the same crypto operations using GnuPG directly? --dkg