One of the most popular programs is PGP (Pretty Good Privacy) This uses a private key and a public one. Of course any encryption can be broken given enough time.
DES
There is a lot of security encryption software about. It can be for your hard drive or just for your emails. The most popular cyphers are PGP, Blowfish and AES encryption.
The most popular form of internet mail is electronic mail, otherwise known as email or e-mail. Typically, an email client such as Outlook or a web-based interface is used to send and receive text with or without attached files.
The most popular uses are for talking to friends. And for business.
Most popular
Hotmail is the most popular free email, it's free and easy.
Encryption security software could be purchased at PrimeFactors. Customers can secure there email communications with advanced files and data. While not being too expensive, it covers most potential threats.
It's on top Gmail
The most popular
There are a number of popular bulk email programs. Some of the most popular one's include 'SendBlaster', 'Vertical Response', 'Glocksoft' and 'Bulk Mailer'.
File encryption is the most prevalent form of data security and it is hihgly essential if you are looking for data security. Try some nice security software like Data Protecto or AxCrypt.
Well id say Hotmail and live.ca