Software

CenturionSoft - Privacy Security Encryption
Software designed for businesses and consumers. Utilities include: privacy protection, encryption of emails and files, and productivity tools for MS Windows.
http://www.centurionsoft.com

ControlMail
Document security software using sophisticated encryption techniques to send information via the Internet. The sender can apply security rights to control how a recipient handles the document information.
http://www.controlmail.com

CryptoHeaven
Premium secure instant messaging, chat, online data storage, file sharing and email using 256 bit encryption. Free download offering 2MB of storage. Upgrades of storage and bandwidth are available.
http://www.cryptoheaven.com

FileBottle.com
Send free passcoded emails. Simple to use.
http://filebottle.com

GlobalCerts
Offer a secure email gateway solution for businesses. Includes live demos, webcasts and brochures.
http://www.globalcerts.net/

iSolv Technologies TSPMail
Provides security for e-mail communication without modification to existing software or network components through the use of Microsoft Winsock2 technology.
http://www.isolv.co.za/TSPMail/TSPMail.html

PostX
Provides secure Internet-based solutions that enable businesses to confidentially deliver high-volume, high-value information to each customer using Email and the Web.
http://www.postx.com

Tumbleweed Communications
Tumbleweed messaging solutions combine Internet technologies in electronic mail, Web, databases, encryption, and content filtering to offer complete, secure electronic messaging solutions for e-business.
http://www.tumbleweed.com

Zip File Encryption
Software to encrypt/decrypt/shred zip files for emailing. Recommended by PCWorld. Provides archive facilities and the built in compression feature makes for smaller files for transmitting.
http://www.secureaction.com

ZipLip
A secure gateway appliance for encrypting and archiving email and files, secure webmail, and secure file collaboration.
http://www.ziplip.com

Zixmail
Web based messaging offering secure delivery. Registration required by the sender and recipient. PC Magazine's Editor's Choice award. Compatible with other web based mail services. User does not have to change email accounts.
http://www.zixmail.com