Hello Lücko, I've the same problem. On https://www.batboard.net/ I found the solution.
So I switch to Microsoft CryptoAPI (see attachment) and everything works fine. You could find the settings unter: Optionen -> S/MIME und TLS -- Gruß Manuel ----- Original Message ----- From: "Lüko Willms" <wil...@luekowillms.de> To: "Manuel Ostertag" <m...@gmx.de> Sent: Saturday, June 29, 2019 11:34:46 [UTC +0200] Subject: [Request] Add latest T-TeleSec certificates Msg-Id: <mid:124675978.20190629113...@luekowillms.de> Priority: (unknown) Hello everybody, on Samstag, 29. Juni 2019 at 10:11 mse <m...@gmx.net> wrote re [Request] Add latest T-TeleSec certificates > please add the latest certificates from here to The Bat!. > https://www.telesec.de/de/public-key-infrastruktur/support/root-zertifikate/category/60-t-telesec-globalroot-class-3 > Since Friday they are required to get access to the popular German > mailprovider GMX. This looks like this: I did hit OK, so I got my mail. Cheers, Lüko Willms Frankfurt am Main Germany using: TheBat! 8.8.2.8 (BETA) OS: Windows 7 (NT 6.1 Build 7601 - Service Pack 1) CPU: AMD amd athlon(tm) 64 x2 dual core processor 4200+ MEM: 4097 MB
________________________________________________________ 'Using TBBETA' information: http://www.silverstones.com/thebat/TBUDLInfo.html