Secure Mail Information

Which versions of S/MIME or PGP supports the Diehl Group? 

  • S/MIME 4.0 (RFC 8551)
  • OpenPGP (RFC 4880)
  • PGP / MIME (RFC 3156) for encrypted mails to Diehl


Where can I download user keys? 

User keys are available on our key server: https://keys.diehl.com 

or over an LDAP interface. ldap://keys.diehl.com:389

BaseDN for Certificates: "o=Certstore"
BaseDN für PGP-Keys: "o=PGP Keys"  

Do you have any problems, please contact our support:

servicedesk@diehl.com

The Diehl Group uses certificates from SwissSign: https://www.swisssign.com/support/faq/zertifikate.html

ROOT certificates and revocation lists (CRL) from SwissSign can be found here: https://www.swisssign.com/support/ca-prod.html

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