OpenPGP Email encryption. For all operating systems. Standing the test of time. OpenPGP is the most widely used email encryption standard. It is defined by the OpenPGP Working Group of the Internet …

Sep 29, 2024 · Over the past decade, PGP, and later OpenPGP, has become the standard for nearly all of the world’s signed or encrypted email. OpenPGP also defines a standard format for certificates …

Jun 10, 2025 · Email EncryptionGpg4win Gpg4win initiative does not only offer email encryption but a whole suite of tools. It can also be used for file encryption directly in the file explorer. Gpg4win is also …

RFC 1991: PGP Message Exchange Formats RFC 2015: MIME Security with Pretty Good Privacy (PGP) RFC 2440: OpenPGP Message Format RFC 4880: OpenPGP Message Format RFC 5581: …

FlowCrypt iPGMail PGP Everywhere SecureMyEmail Linux Claws Mail Delta Chat Evolution: Seahorse KMail: Kleopatra Mutt Thunderbird: Autocrypt for versions <78 Enigmail for versions <78 Browser …

Aug 2, 2024 · In 2002, NAI discontinued development and sales of PGP, and sold the rights to it to a new company, PGP Corporation. OpenPGP is the open standards version of NAI’s PGP encryption …

Jan 14, 2025 · OCaml PGP (OCaml) OpenKeychain API (Java) OpenPGP-PHP (PHP) OpenPGP.js (Javascript) PGPainless (Java) PGPy (Python) RNP (C++) rPGP (Rust) Sequoia PGP (Rust) Swift …

Jan 17, 2025 · Email EncryptionSecureMyEmail SecureMyEmail for Windows, Mac, iOS, iPadOS, and Android implements the OpenPGP standard to encrypt email. Encryption and decryption are handled …

Dec 30, 2021 · Email EncryptionKleopatra Kleopatra is a certificate manager and GUI for GnuPG. The software stores your OpenPGP certificates and keys. It is available for Windows and Linux. In …

Apr 23, 2025 · Email Encryptiongpg4o Gpg4o is a Microsoft Outlook Add-in which implements the OpenPGP standard through GnuPG. It is available for Outlook 2016 and later (classic desktop …