Discover these free and open-source ways to encrypt all your (sensitive) data secure to keep it from prying eyes.
VeraCrypt is a free open source disk encryption software. VeraCrypt adds enhanced security to the algorithms used for system and partitions encryption making it immune to new developments in brute-force attacks.
It creates a virtual encrypted disk within a file and mounts it as a real disk. It also can encrypt an entire partition or storage device or (in Windows) the entire storage device with pre-boot authentication.
GNU Privacy Guard
GnuPG is a free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP). GnuPG allows you to encrypt and sign your data and communications.
Using encryption helps to protect your privacy and the privacy of the people you communicate with. Encryption makes life difficult for bulk surveillance systems.