Tickets :: Comment on [#12952] PGP/MIME signed message with user signature fails in thunderbird

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Comment	>> "--[SP]" is just the problem. To make thunderbird/enigmail run pgp >> validation successfully you have to deselecet the usenet style >> signature tag. For the user this dependency is not obvious and causes >> mistrust to the horde/pgp-functions. > > Why do you have to do this? There's no reason to. In fact, we could > send signature separators as "--[SP][SP][SP][SP][SP][SP][SP]" if we > wanted to. It's totally irrelevant. There is no limitation on > trailing spaces within the actual PGP-MIME data itself. (There's a > limitation on trailing spaces AFTER content-transfer encoding has > been employed. But that's a totally different topic, and not an > issue here since we protect trailing spaces by using q-p encoding.) > >> Thunderbird/Enigmal refers to RFC3156 and Horde quotes from RFC3676 >> and the problem persists. > > Please read 3676. It refers to precisely this issue, while directly > referencing 3156. In short, there is nothing wrong with trailing > spaces for ANY data (let alone signature separators) as long as you > are using OpenPGP-MIME (instead of raw OpenPGP format).
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