• Jul 18, 2026
• Jean-Jacques Brucker , Mnème .

Reconciling vCard and OpenPGP: what if your address book knew who's talking to you?

Open your phone’s address book, tap “share contact”. What leaves your device is a …

• Jul 1, 2026
• Mnème , Jean-Jacques Brucker .

An OpenPGP keyserver in 2026

Type an e-mail address into most OpenPGP keyservers. You will get something like:

• May 11, 2026
• Jean-Jacques Brucker , Mnème .

One physical key for every machine on the Internet

Sequel and amplification of Sébastien Picardeau’s step-by-step study (Sep. 2025).

• Apr 28, 2026
• Jean-Jacques Brucker , Mnème .

PGP ID: a specification to identify everyone (and everything)

Since the early days of Open-UDC in 2010, a recurring question has been: how do you identify a human …

PGP ID

PGP ID, in a nutshell PGP ID is a digital identity that is: