Free Secure Email Software

Cryptainer LE Free Encryption Software by Cypherix Encryption Software

Cryptainer LE totally free 128 bit disk encryption software. Simple, easy to use encryption application that creates encrypted "vaults". One can store any kind of data in them. Cryptainer LE allows you to encrypt any file or folder on any Windows PC. Protects all types of Media and any type of data. Password protect any file or folder with strong Encryption. Send secure e-mail. Protects data on USB Drives, CDs and HDDs. Freeware.

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iOpus Secure Email Attachments - Encrypted and Self-extracting by iOpus Software GmbH

In just a few moments, you can create an encrypted, compressed (ZIP) attachment with your sensitive documents. Ideal for sending information by email or making secure backups. Thanks to compression, iOpus SEA packages are up to 95 % smaller than the original files, saving time and money for e-mail transmission. The recipient requires no special software, because iOpus SEA packages decode themselves after the password is entered.

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SecExMail Home by Bytefusion Ltd.

SecExMail makes e-mail encryption as easy as sending a message. There are no plugins necessary and it will work with any standard email client including Microsoft Outlook, Outlook Express, Calypso, Eudora and many more. Now includes automatic key exchange and powerful html filtering to protect from malicious email. Personal Edition, including support can be purchased for $4.95 using PayPal or Credit Card. Commercial and Linux versions available.

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Crypto Anywhere by Bytefusion Ltd.

Crypto Anywhere is secure email on the move ! Crypto Anywhere is small enough to fit on a single floppy or USB key chain drive and so easy to use your grandma will be using it. Don't have a computer yourself but want to protect your web based e-mail at your local internet cafe? Send and receive secure mail to and from absolutely anyone with an email account - the recipients do not have to be "crypto savvy" or even have Crypto Anywhere themselves.

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Crypto Anywhere - OpenPGP Edition by Bytefusion Ltd.

Crypto Anywhere is secure email on the move ! Users can decrypt and encrypt messages to friends who use PGP, OpenPGP, SecExMail and many more. Crypto Anywhere allows you to make a travel floppy which can be used in internet cafe's or at work. You don't even need to install the software - just run it from the floppy disk or USB thumb drive. Encrypted messages can be sent to friends who don't even have Crypto Anywhere.

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S-Agent by Network Research Lab, Ltd.

S-Mail Agent is a one-step email encryption plug-in for any email software such as MS Outlook, Eudora, Mozilla, Outlook Express, Pegasus, TheBat!, Netscape Mail, etc. Email programs like Outlook are fast and easy-to-use, but they have one serious drawback - your messages are transmitted in plain text, over an open, insecure network and therefore can be read, changed and counterfeited. S-Mail Agent solves this problem! Get secure and handy email!

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Chilkat Digital Certificates Component by Chilkat Software, Inc.

Chilkat Certificate makes it easy to get information about the security certificates that are stored on your computer. It also allows you to easily add certificates to a certificate store, remove certificates from a store, or find a certificate that should be used for a particular purpose, such as secure email.

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