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- OpenPGP - OpenPGP
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 Engineering Task Force (IETF) as a Proposed Standard in RFC 9580 OpenPGP was originally derived from the PGP software, created by Phil Zimmermann
- About - OpenPGP
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 which, unlike most other certificate formats, enables webs of trust
- Gpg4win - OpenPGP
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 the official distribution of GnuPG for Windows The international initiative wants to focus on the builder to easily create updated installers for GnuPG Key Facts Developer Publisher: Community
- Standard - OpenPGP
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: The Camellia Cipher in OpenPGP RFC 6637: Elliptic Curve Cryptography (ECC) in OpenPGP See also the list of documents maintained by the Working Group Updated: January 17, 2025
- Email Encryption - OpenPGP
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 Plugins FlowCrypt (Gmail) Mailvelope Psono Webmail Provider with Browser Plugins A lot of webmail providers support email encryption via the OpenPGP
- History - OpenPGP
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 protocol
- Developer Libraries Tools - OpenPGP
OCaml PGP (OCaml) OpenKeychain API (Java) OpenPGP-PHP (PHP) OpenPGP js (Javascript) PGPainless (Java) PGPy (Python) RNP (C++) rPGP (Rust) Sequoia PGP (Rust) Swift-PGP (Swift) TMCG dkgpg (C++) Libraries Supporting OpenPGP Smartcards GnuPG Made Easy (GPGME) (C, with Python and Lisp bindings) Hardware Security SDK (Java) openpgp-card (Rust
- SecureMyEmail - OpenPGP
Email EncryptionSecureMyEmail SecureMyEmail for Windows, Mac, iOS, iPadOS, and Android implements the OpenPGP standard to encrypt email Encryption and decryption are handled seamlessly in-app Users can generate and manage keys via the built-in Advanced menu, as well as import their own through our Windows and Mac software to be distributed to all their devices, including mobile devices
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