VeraCrypt

Free, open-source disk encryption. Create encrypted volumes, encrypt entire drives, and protect your data.

macOSWindowsLinux Open Source Security

VeraCrypt is the successor to TrueCrypt, the legendary disk encryption tool. It creates encrypted containers and can encrypt entire partitions or system drives with on-the-fly encryption. Supports AES, Serpent, Twofish, and cascading ciphers. Cross-platform on Windows, macOS, and Linux. Audited and trusted by security professionals. Free, open-source, and the standard for local disk encryption.