veracrypt (free disk encryption software)

VeraCrypt is a free disk encryption software brought to you by IDRIX
(https://www.idrix.fr) and that is based on TrueCrypt 7.1a.

VeraCrypt adds enhanced security to the algorithms used for system
and partitions encryption making it immune to new developments
in brute-force attacks. VeraCrypt also solves many vulnerabilities
and security issues found in TrueCrypt.