FreeOTFE Alternatives for Linux

GNU Privacy Guard (GnuPG or GPG) is a free and open-source implementation of the OpenPGP standard, widely used for encrypting and signing data and communications. It provides a robust suite of command-line and graphical tools to protect sensitive information.

CipherShed is an open-source and cross-platform disk encryption program designed to create and manage encrypted storage containers or encrypt entire partitions/drives. It aims to provide strong data protection with a focus on security and user privacy.

EncFS is a transparent file encryption tool that utilizes a FUSE-based filesystem. It allows users to encrypt selected directories, with the encrypted data stored in another designated directory, providing on-the-fly encryption and decryption.

LUKS (Linux Unified Key Setup) is the standard disk encryption framework for Linux, providing a robust and secure method to encrypt entire disks or partitions. It ensures data confidentiality by employing industry-standard encryption algorithms and secure key management practices.

Seahorse is the default application for managing encryption keys and passwords within the GNOME desktop environment. It provides a graphical interface for handling various cryptographic operations, including GPG key management, SSH key pairs, and securely storing passwords in the GnomeKeyring.