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openpgp.org
https://www.openpgp.org/
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.
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openpgp.org
https://www.openpgp.org/software/gpg4win/
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 ...
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openpgp.org
https://www.openpgp.org/about/
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.
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openpgp.org
https://www.openpgp.org/software/
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 ...
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openpgp.org
https://www.openpgp.org/software/kleopatra/
Kleopatra - OpenPGP
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 association with the KMail email client, you can also take advantages of the cryptographical features for your communication via email. Key Facts Developer/Publisher: KDE License: Open Source (GNU GPL) Price: Free ...
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openpgp.org
https://www.openpgp.org/about/history/
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.
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openpgp.org
https://www.openpgp.org/about/documentation/
Documentation - OpenPGP
OpenPGP DocumentationDocumentation Documentation on OpenPGP OpenPGP for application developers teaches the internal concepts of OpenPGP. The text is aimed at application developers and is intended as a complement to the standards documents. Updated: June 27, 2024 Previous Next
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openpgp.org
https://www.openpgp.org/about/standard/
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
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openpgp.org
https://www.openpgp.org/software/securemyemail
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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openpgp.org
https://www.openpgp.org/software/gpg4o/
gpg4o - OpenPGP
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 versions, including Outlook 2021 and Microsoft 365). Key Facts Developer/Publisher: BAYOOSOFT GmbH License: Proprietary (Closed Source) Price: gpg4o offers two types of enduser licenses Free test version for 180 days 84,00 ...