Antrasoft Secure Messenger 3.5
The E-mail program for communication 100% securely. The program generates security certificates (public & private 1024 bit keys) , automatically exchanging public keys and install them into Windows to make your own personal 'circle of trust' between your partners. The program enables users to encrypt and digitally sign their e-mails or voice messages, ensuring a high level of confidentiality for your personal information.

Firetrust Encrypt 1.1
Send secure, encrypted files via e-mail to anyone, anywhere, and anytime. Encrypt by Firetrust is a powerful encryption software that allows consumers and businesses to protect sensitive information, such as financial, medical, or other personal information, when sending e-mail or sharing files.

Easy SMTP Server 2.9
Send e-mail messages easily and securely from your portable PC while you are traveling around the world! Using this program instead of your ISP's SMTP server you will increase your e-mail security and privacy as well as get rid of annoying change of settings for your e-mail program. Easy SMTP Server is easy to configure!

Digital Document Encryptor 2008
Digital Document Encryptor is a certified and awarded software product suitable for both the enterprise and private user. Encrypt sensitive documents and other private digital information you have on your computer. Store information securely or send secure attachments by e-mail without worries. The receiver of an e-mail with an encrypted file will only need the right password and a browser to decrypt the e-mail locally.

Kinar KeepSafe FreeMail 1.4
Kinar KeepSafe is the easiest to use secure email solution available today. FreeMail provides the enterprise level security without any prior setup, use of passwords, or manual key/certificate exchange. Simply download, install and activate your existing email account as a secure e-mail account. Then you'll be ready to send encrypted e-mail and attachments to anyone with an email address. It's that simple. Does not install any spyware or adware.

SecExMail Home 1.51
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.

Friend Mailer 1.12
Friend Mailer is private email communications software for home and business use. It transparently encrypts all the data transmitted over Internet and saved on hard disk- without any need for user intervention. It encrypts message text, attachments and reply-to header. Each user account can be protected by its own password. Friend Mailer can be used to safely send or share large number of pictures, audio and other files with your friends.

P-EncryptMail for Outlook 2.1.0.0
P-EncryptMail for Outlook is an add-in for Microsoft Outlook 2000 and up. It allows you to keep your messages and attachments private by using the most secure encryption algorithms. To use, just select the messages and click the Encrypt/Decrypt button, then enter a password. You can also send encrypted e-mail, the end user should know the password, and have a program capable of decrypt P-EncryptMail messages, such as the free P-EncryptMail reader