MS Exchange server corrupting PGP-MIME emails

[Phil Brooke]

Hi,

On Tue, 4 Oct 2011, David Smith wrote:
> Does anyone have any experience of using an MS Exchange server, where it
> corrupts PGP-MIME emails by re-encoding the encrypted data in base64?
> [...]

(I'm rather late to this thread, but anyway....)

Nothing relating to encrypted data, but I've seen an MS Exchange system 
rewrite signed emails (both PGP/MIME and S/MIME) with the obvious effect 
of causing failed verifications.

Cheers,

Phil.