PGP (Pretty Good Privacy) is a secure, standardized, relatively simple and also free method for encryption of files and e-mails.
Some public keys are also published in databases on Internet. On the following websites you can e.g. search for names and e-mail addresses:
, registered keys:
Fingerprint: 6219 4E21 0A81 4C29 63F2 345A BF88 7D32
Fingerprint: 4B9B E452 B7A7 1B2F FF50 9DFF 5599 FB4B
Anti-Spam: please replace [zavinac] with the @-symbol.
Windows: GPG4Win (free)
Outlook: Plugin GpgOL (is part of Gpg4Win)
Thunderbird: Addon Enigmail is since end of 2020 with Version 78 no more required. However for key management GPG4WIN is still recommended.
S/MIME (Secure Multipurpose Internet Mail Extensions) is a secure, standardized, but more complex and not necessarily free method for the encrpytion of files and e-mails..
Public keys are not published in databases on Internet. But they are transmitted with signed e-mails.
Public key (valid until 2025-08-15):
Fingerprint SHA-1: BC:3F:
You will receive the current public S/MIME keys in every e-mail signed with S/MIME automatically. The e-mails from MTLC are signed with S/MIME.
In most E-Mail Clients S/MIME is already implemented. However for key management GPG4WIN is still recommended.
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