[1.10.147] FSE-Linux - November 27, 2025

1. Overview

This article provides an overview of new features and improvements in the Fortanix Filesystem Encryption (FSE) for Linux 1.10.147 release.

2. New Features

• Added support for Prometheus telemetry integration in the Fortanix FSE Linux Agent, enabling the export of encryption metrics to improve observability and monitoring (JIRA: FSE-484).

  For more information, refer to Filesystem Encryption for Linux Service Using Fortanix Data Security Manager - Monitoring.

3. Improvements

• The FSE Linux agent now uses loginuid to detect privilege escalation and block unauthorized file decryption when users switch accounts using su or sudo (JIRA: FSE-657).

  For more information, refer to Filesystem Encryption for Linux Service Using Fortanix Data Security Manager - Policies.

• Improved the Fortanix FSE Linux performance for large-file copy operations to the mount point (JIRA: FSE-641).

NOTE

• You must have Fortanix Data Security Manager (DSM) version >=4.29 and FSE Agent version >=1.0.29 to access the FILE DECRYPTION POLICY tab in DSM user interface (UI).

• For existing FSE-Linux users (with FSE Agent <1.0.29)

  • Install the latest Filesystem Encryption for Linux and update the FSE policy using the policy update command to automatically change the custom metadata and enable the FILE DECRYPTION POLICY tab in the Fortanix DSM UI. For more information, refer to Filesystem Encryption for Linux Using Fortanix Data Security Manager - Policies.

  • Uninstalling the previous Debian package is not necessary.

For information on installing or upgrading to the latest FSE-Linux version, refer to Filesystem Encryption for Linux Using Fortanix Data Security Manager - Installation.

For information on FSE Policy and the FILE DECRYPTION POLICY UI tab, refer to Filesystem Encryption for Linux Using Fortanix Data Security Manager - Policies.

4. Installation