Deadswitch is a no-access encryption dead man's switch, designed to protect data owners by enabling the targeted...

GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP)....

Mailvelope is a browser extension that enables the exchange of encrypted emails following the OpenPGP encryption...

ProtonMail is an encrypted email service with a privacy-first focus which promises both end-to-end encryption and zero-access...