Getting started

This document describes the process of updating the TPM firmware on SNS firewalls.

The firmware has to be updated in console mode by using a USB drive.

List of TPM models

TPM 9672

SNS firewalls that embed this TPM : SN-XS-Series-170, SN-S-Series-220, SN-S-Series-320, SN-M-Series-520, SN-L-Series-2200, SN-L-Series-3200, SN-XL-Series-5200, SN-XL-Series-6200, SNi10 and SNi50.

SNi50 firewalls are sold in factory configuration with TPM 9672 in version 16.24. Other SNS firewalls are sold with a version below 16.24.

Firmware version release notes:

  • Version 16.25 (April 2026):
    • The asymmetric cryptography library has been improved.
  • Version 16.24 (May 2025):
    • The vulnerability VRT0009 has been fixed,
    • The asymmetric cryptography library has been improved,
    • Ordinary objects can no longer be loaded after they have been deleted.

TPM 9665

SNS firewalls that embed this TPM : SN-M-Series-720, SN-M-Series-920, SN1100, SN3100, SNi20 and SNxr1200.

Firmware version release notes:

  • Version 5.67 (April 2026):
    • The asymmetric cryptography library has been improved.
  • Version 5.66 (February 2026):
    • The vulnerability VRT0009 has been fixed,
    • The asymmetric cryptography library has been improved,
    • Ordinary objects can no longer be loaded after they have been deleted.

SN170 SN220 SN320 SN520 SN720 SN920 SN2200 SN3200 SN5200 SN6200

NOTE
If your SNS firewall model is not in the list above, this means that it does not embed a TPM.

 

Date Description
June 25, 2026 Document modified to include firmware versions 16.25 (TPM 9672) and 5.67 (TPM 9665)
February 16, 2026 Document modified to include TPM model 9665
May 21, 2025 New document