enigmail is a security extension to mozilla thunderbird and seamonkey. it enables you to write and receive email messages signed and/or encrypted with the openpgp standard.
Free
Open Source
Mac OS X
Windows
Linux
Thunderbird
SeaMonkey
GnuPG
enigmail is a security extension to mozilla thunderbird and seamonkey. it enables you to write and receive email messages signed and/or encrypted with the openpgp standard.
sending and receiving encrypted and digitally signed email is simple using enigmail.
when starting it for the first time, you are guided through the basic setup. we also prepared a new users guide that explains how to use openpgp.
features list* tightly integrated suport for openpgp with the mozilla thunderbird and mozilla seamonkey mail clients* encrypt/sign mail when sending, decrypt/authenticate received mail* support for inlinepgp (rfc 4880) and pgp/mime (rfc 3156)* peridentity based encryption and signing defaults* perrecipient rules for automated key selection, and enabling/disabling encryption and signing* openpgp key management user interface* automatically encrypt or sign attachments for inline pgp messages* powerful gui for easy configuration and openpgp key management* detailed user preferences for advanced configuration* integrated openpgp photoid viewer* supports openpgp key retrieval via proxy servers* integrates with gnupg, version 1.4.x and 2.0.x* supports mozillas multiple identities feature* available for: windows / mac osx / linux x8632 (all in one official release file), and contributed / distribution builds for other operating systems such as linux, solaris, *bsd and os/2)* many language packs, (mostly) included in the official releases, and available separately for localisation of contributed builds
Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based ProtonMail is incorporated in Switzerland and our servers are located in Switzerland.
Tutanota is a free and open source web-mail client that focuses on privacy. There's also an Android and an iOS app. All data is stored encrypted and can not be searched, i.e. for commercial usage.
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