Pgp
PGP Desktop 10.1.1
Provides privacy with encryption software while online
PRO: Helps in encrypting hard disks
CON: Lengthy installation process
Vote: 5.1/10 (146 votes)
Platform: Windows
PGP SMS lite 1.23
SMS de- and encryption, with public key infrastructure, totally per sms
Vote: 4.0/5 (66 votes) Platform: Android