Hi
On Sunday 12 April 2020 at 3:39:44 AM, in <mid:291923411.20200412093...@gmx.net>, Thomas Fernandez wrote:- > Interesting, because my error message mentions avast: >>[...] >>12-Apr-20, 09:31:04: FETCH - Issuer: generated by >>avast! antivirus for SSL/TLS scanning, avast! Web/Mail >>Shield, avast! Web/Mail Shield Root. Avast inserts itself as a proxy or "man in the middle" to be able to scan the traffic on SSL/TLS/HTTPS connections. That's why the certificate says "generated by avast! antivirus for SSL/TLS scanning". That certificate is only used to encrypt the connection from Avast to The Bat!. A quick web search on "antivirus tls scanning" suggests that AVG and Kapersky do it this way as well Do you get the same if, under Options | S/MIME and TLS..., you tell The Bat! to use Microsoft CryptoAPI (Windows Certificate Store) instead of Internal Implementation (The Bat! Address Book)? -- Best regards MFPA <mailto:2017-r3sgs86x8e-lists-gro...@riseup.net> Never interrupt me when I'm trying to interrupt you. Using The Bat! Version 8.8.2.5 (BETA) (64-bit) on Windows 10.0 Build 18362 ________________________________________________ Current version is 8.0.18 | 'Using TBUDL' information: http://www.silverstones.com/thebat/TBUDLInfo.html