OpenPGP
Noun · Security & Infosec
Definitions
An open standard for encrypting and signing data with public-key cryptography, commonly used for secure email, file encryption, and key distribution. OpenPGP defines how keys, signatures, and encrypted messages are formatted and exchanged across compatible tools.
In plain English: An open cryptography standard for encrypting and digitally signing messages or files.
Example: "The security team used OpenPGP to exchange sensitive incident notes with an external researcher without relying on the mail provider."