Download vCard file Download my PGP public key Download my S/MIME public key Download Root Certificate Download Intermediate Certificate |
Mail: | michael@urspringer.de |
De-Mail: | michael.urspringer@fp-demail.de |
Address: | Mainstrasse 16, 63477 Maintal-Dörnigheim, GERMANY |
Phone: | +49 6181 6186535 |
Telefax: | +49 6181 6186536 |
Chat / Call / Video
Signal (preferred): | m0urs.01 |
Matrix: | @m0urs:matrix.urspringer.de |
Threema: | DKNVM7KZ |
XMPP (Jabber): | murspringer@xmpp.urspringer.de
For secure chat, I support OMEMO and Off-the-record (OTR) Messaging |
Skype: | michaelurspringer |
Telegram: | m0urs |
Jitsi Meeting: | https://meet.urspringer.de/Michael |
Amateur Radio: |
DG3NAB |