The update is related to the Countercept Agent’s Sensor component. The Sensor component gathers data to be analyzed in the WithSecure backend to identify any malicious activity.
Product Name: Countercept Agent for Linux – Sensor Component
Version: 2025.2.168
Pilot Availability: 30/09/2025
General Availability: 14/10/2025
Predecessor: 2025.1.198
Release Purpose:
- New Features and Enhancements
- Generic Maintenance
Customer Action Required:
Name Changes:
- No changes to file, process, or service names.
Files Updated:
New Features and Enhancements:
- Faster initial forwarding of telemetry
- EPP scan and tamper events are included in new detections
- New detections and detection improvements
Generic Maintenance:
- Dependency updates and bug fixes
OS Support:
- AMD64
- AlmaLinux 8.4 – 9.x
- Amazon Linux 2
- CentOS 7, 8
- Debian 10, 11, 12
- Oracle Linux 7, 8, 9 (RHCK and UEK)
- RHEL 7, 8, 9
- Rocky Linux 8, 9
- SUSE Linux Enterprise Server 12 SP3 – SP5
- SUSE Linux Enterprise Server 15
- Ubuntu 18.04, 20.04, 22.04, 24.04
- ARMv8/AArch64
- Debian 11, 12
- Rocky 9
- Ubuntu 22.04, 24.04
Please note that CentOS 6 and RHEL 6 are not supported. The Countercept Agent will break with this update, on endpoints where these operating systems are in use. WithSecure recommends upgrading these endpoints to the supported versions of the operating system, or switching clients to managed updates in collaboration with the WithSecure Engagement team.