You can contact me via the methods listed below. These are ordered by preference (highest first). In general, I prefer Mail for first contact and after that, we could also use another service or messenger like Matrix.

MessengerHandle/Name/Address
Mailhello <at> em0lar.de PGP: here
Matrix@leo:labcode.de
ThreemaE2JZJUSE
Signalon demand
Telegram@em0lar
Mastodon/Fediverse@em0lar@chaos.social
Twitter@em0lar