This is relevant in a way: Modern anti-spam and E2E crypto https://moderncrypto.org/mail-archive/messaging/2014/000780.html https://moderncrypto.org/mail-archi

This is relevant in a way: Modern anti-spam and E2E crypto https://moderncrypto.org/mail-archive/messaging/2014/000780.html https://moderncrypto.org/mail-archive/messaging/2014/000780....