derf / derfnull / derf0
Contact
Mail: derf@finalrewind.org
Jabber: derf@chaosdorf.de
IRC: derf0 @ oftc, hackint
PGP key 781BB707 1C6BF648 EAEB08A1 100D5BFB 5166E005
Elsewhere
Mastodon: @derf@social.antifa.gmbh
Twitter: @derfnull
GitHub: derf
Work: Embedded Software Systems @ Universität Osnabrück