1148074 - Signed email not recognized as signed

Status: UNCONFIRMED

(Thunderbird :: Security, defect)

Description

[Mark]

Attachment: DecryptionStoppedWorking.png

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_2) AppleWebKit/600.4.10 (KHTML, like Gecko) Version/8.0.4 Safari/600.4.10

Steps to reproduce:

Received email that has been signed.



Actual results:

For over a year I have been able to decrypt emails from this user. 
Now his "Signed email" not recognized as signed .
States THIS MESSAGE HAS NO DIGITAL SIGNATURE
 Outlook can decrypt THE SAME MESSAGE and sees the signature . 
Apple Mail can decrypt. But Thunderbird V 31.5 states it is not signed and will not decrypt.


Expected results:

Message should be decrypted.

Comment 1

[Ludovic Hirlimann [:Usul]]

Using S/mime or PGP ?

Comment 2

[Magnus Melin [:mkmelin]]

We'd need a test message of course. If you can obtain a test message from him/her, attach it to this bug as .eml

Comment 3

[Magnus Melin [:mkmelin]]

Depending on the problem that wouldn't of course work either, since we don't have the decryption key.