CryptoForge 3.2.5
This is encryption software for high-level security. It enables you to encrypt, decrypt, and wipe -with the built-in file shredder- files of any type, as well as entire folders and drives, from within Windows Explorer with right-click ease. An included secure text editor allows you to create, encrypt, and decrypt documents in a way that can be sent by any email, messenger, or chat program.

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!

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