Encrypted Communication

The Encrypted Communication section of Open Source Internet provides the best free online tools and services for sending encrypted information. This includes both email and chat services.

HTTPS Everywhere

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Rating: 5.0/5 (1 vote cast)

Privacy Tools - HTTPS EverywhereVisit Site: HTTPS Everywhere

Cost: Free

Comments: Free browser extension that encrypts web traffic.

Description: HTTPS Everywhere is a Firefox, Chrome, and Opera extension that encrypts your communications with many major websites, making your browsing more secure.

Spotflux

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Rating: 5.0/5 (1 vote cast)

Privacy Tools - SpotfluxVisit Site: Spotflux

Cost: Free (lite)

Comments: Free and premium versions available.

Description: Spotflux is the best way to protect and enhance your internet connection. It performs millions of cloud-based real-time calculations, encrypts and compresses your mobile internet traffic. Spotflux works across all your devices.

TorChat

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Encrypted Comms - TorChatVisit Site: TorChat

Cost: Free

Comments: Free and open source instant messenger for Tor.

Description: Decentralized anonymous instant messenger on top of Tor Hidden Services.

Riseup

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Encrypted Comms - RiseupVisit Site: Riseup

Cost: Free

Comments: Free encrypted email service.

Description: Riseup provides online communication tools for people and groups working on liberatory social change. We are a project to create democratic alternatives and practice self-determination by controlling our own secure means of communications.

Off-the-Record Messaging

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Encrypted Comms - Off-the-RecordVisit Site: Off-the-Record Messaging

Cost: Free

Comments: Free and open source encrypted communication tool.

Description: Off-the-Record (OTR) Messaging allows you to have private conversations over instant messaging

Enlocked

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Encrypted Comms - EnlockedVisit Site: Enlocked

Cost: Free (lite)

Comments: Free and premium accounts available.

Description: Founded in 2011 by a team of information technology and security veterans, Enlocked is quickly becoming the solution of choice for professionals across a range of industries

GnuPG

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Encrypted Comms - GnuPGVisit Site: GnuPG

Cost: Free

Comments: Free and open source tool for secure communication and data storage.

Description: GnuPG is the GNU project’s complete and free implementation of the OpenPGP standard as defined by RFC4880 . GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories.

MailVault

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Encrypted Comms - MailVaultVisit Site: MailVault

Cost: Free

Comments: Free 4MB accounts available.

Description: JavaScript optional but recommended. No cookies are used or stored. MailVault’s OpenPGP implementation is 4096-bit/1024-bit strong. MailVault supports 256-bit AES for SSL transmission security if your browser also supports it.

Lavabit

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Encrypted Comms - LavabitVisit Site: Lavabit

Cost: Free

Comments: Free and premium versions available.

Description: We’ve built the Lavabit e-mail server from the ground up with the most desirable combination of features, performance and flexibility. Read on for detailed descriptions of the key features of the Lavabit e-mail platform—one of the most advanced in existence. Our goal is to one day give back to the community by releasing this software to the public.

Hushmail

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Rating: 4.5/5 (2 votes cast)

Encrypted Comms - HushmailVisit Site: Hushmail

Cost: Free

Comments: Free for personal use.

Description: Hushmail is a secure web-based free email service. Since 1999, millions of people and thousands of businesses have trusted Hushmail to safeguard their secrets.

Viivo

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Encrypted Comms - SecretSyncVisit Site: Viivo

Cost: Free

Comments: Free for personal and commercial use.

Description: Cloud storage services like Dropbox make it easy to store and share your most important documents. Enjoy the convenience, but don’t ignore the security risks. Install Viivo on all your devices to ensure your professional and personal information is safe in the Cloud.

Lockbin

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Rating: 3.0/5 (2 votes cast)

Encrypted Comms - LockbinVisit Site: Lockbin

Cost: Free (lite)

Comments: Free and premium accounts available.

Description: Lockbin is a web application for sending private email messages and files. It’s free! People use it to send things like credit card numbers or confidential information.

PrivacyBox

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Encrypted Comms - PrivacyBoxVisit Site: PrivacyBox

Cost: Free

Comments: Free anonymous contact form.

Description: The PrivacyBox provides non-tracked (and also anonymous) contact forms. It is running primarily for journalists, bloggers and other publishers. But it is open for other people too.

Comodo SecureEmail

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Encrypted Comms - ComodoVisit Site: Comodo SecureEmail

Cost: Free

Comments: Email encryption software, free for personal use.

Description: Unencrypted, plain-text emails can easily be intercepted, read, and edited. In fact, sending an unencrypted email is a bit like sending a postcard written in pencil: whoever intercepts it can read it with ease. Until now, the process of encrypting email messages was lengthy, difficult, and cumbersome, even to the most tech-savvy PC user.

Cryptocat

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Encrypted Comms - CryptocatVisit Site: Cryptocat

Cost: Free

Comments: Free software for encrypting private messages.

Description: Cryptocat is an instant messaging platform that lets you easily have private conversations with friends. Messages are encrypted before leaving your screen and are protected from being viewed by any third party, even from us.

Enigmail

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Encrypted Comms - EnigmailVisit Site: Enigmail

Cost: Free

Comments: Free Plugin for OpenPGP email security.

Description: 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.

Tor Mail

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Rating: 4.0/5 (7 votes cast)

Encrypted Comms - Tor MailVisit Site: Tor Mail

Cost: Free

Comments: Free anonymous email through the Tor network.

Description: Tor Mail is a free anonymous email service provider. Tor Mail is a Tor Hidden Service that allows anyone to send and receive email anonymously.

GPGrelay

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Encrypted Comms - GPGrelayVisit Site: GPGrelay

Cost: Free

Comments: Free relaying server program.

Description: GPGrelay is a little relaying server which interferes SMTP- and POP3-Communication that way, that transmission of emails will be signed and/or encrypted on the fly using GnuPG (The GNU Privacy Guard) with your default email-program.

Safe-mail

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Encrypted Comms - Safe-mailVisit Site: Safe-mail

Cost: Free

Comments: Free encrypted email service.

Description: Safe-mail is a highly secure communication, storage, sharing and distribution system for the Internet. It provides email, instant messaging, data distribution, data storage and file sharing tools in a suite of applications that enable businesses and individuals to communicate and store data with privacy and confidence.