Proton Mail is a secure email service operated by Proton, based in Switzerland and protected by Swiss privacy law. It is the world's largest secure email service, with over 100 million users, and offers end-to-end and zero-access encryption for all messages. The service is ad-free, available on web, iOS, Android, and desktop platforms, supports importing existing messages and contacts, and offers both personal and business plan options.
SafeNote is a free web-based service for sharing notes and files via a link that self-destructs after being read. It requires no account, password or email, and offers advanced options for timed deletion, read notifications and destruction notifications. Unread notes are automatically deleted after 14 days. A file sharing API supports programmatic uploads.
A page listing email applications across Windows, macOS, Android, iOS, Linux, browser plugins and webmail providers that support the OpenPGP standard, either directly or with additional software. The page states that its authors do not actively participate in developing these third-party apps and have not performed security audits.
Yopass is an open-source tool that encrypts secrets in the browser using OpenPGP before anything leaves the user's machine. The server stores only ciphertext and never sees plaintext. Secrets self-destruct after retrieval or when their configured expiration passes. It is free to self-host.
GnuPG is a free implementation of the OpenPGP standard, allowing users to encrypt and sign data and communications. It includes a key management system, access modules for public key directories, and support for S/MIME and Secure Shell. It is a command line tool with frontend applications and libraries available, and it can be freely used, modified and distributed under the GNU General Public License.
Burn My Note is a service for sending self-destructing messages. Messages are encrypted on the device before being sent, optional password protection adds another layer, and notes are permanently deleted from the servers after being viewed.
Orbot is a Tor VPN for Android and iOS that routes app traffic through the Tor network. It lets Android users choose which apps route through Tor and allows apps to connect to onion services. It offers access to Tor Bridges for restricted networks. The project is free and open source, with code that anyone may inspect.
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SafeNote is a free web-based service for sharing notes and files via a link that self-destructs after being read. It requires no account, password or email, and offers advanced options for timed deletion, read notifications and destruction notifications. Unread notes are automatically deleted after 14 days. A file sharing API supports programmatic uploads.
A page listing email applications across Windows, macOS, Android, iOS, Linux, browser plugins and webmail providers that support the OpenPGP standard, either directly or with additional software. The page states that its authors do not actively participate in developing these third-party apps and have not performed security audits.
Yopass is an open-source tool that encrypts secrets in the browser using OpenPGP before anything leaves the user's machine. The server stores only ciphertext and never sees plaintext. Secrets self-destruct after retrieval or when their configured expiration passes. It is free to self-host.
GnuPG is a free implementation of the OpenPGP standard, allowing users to encrypt and sign data and communications. It includes a key management system, access modules for public key directories, and support for S/MIME and Secure Shell. It is a command line tool with frontend applications and libraries available, and it can be freely used, modified and distributed under the GNU General Public License.
Burn My Note is a service for sending self-destructing messages. Messages are encrypted on the device before being sent, optional password protection adds another layer, and notes are permanently deleted from the servers after being viewed.
Orbot is a Tor VPN for Android and iOS that routes app traffic through the Tor network. It lets Android users choose which apps route through Tor and allows apps to connect to onion services. It offers access to Tor Bridges for restricted networks. The project is free and open source, with code that anyone may inspect.
