Tenable.ot 3.13.36 Release Notes (2022-05-22)

You can download the Tenable OT Security update files from the Tenable downloads page.

Note: Starting with version 3.13, Tenable OT Security only supports Tenable Core. Tenable OT Security no longer supports Atomic OS. If you are unsure of what OS you have or how to upgrade to Tenable Core, contact Tenable support.

New Features

Suricata Signatures for Detecting Triton attacks

Tenable OT Security added new Suricata signatures to flag exploitation attempts from the Triton attack.

Use of HTTP Proxy in Tenable.ot (Tenable.io and Plugins updates)

Tenable OT Security now enables its services to access the internet using the proxy host configured in Tenable Core.

Note: While it is possible to configure an HTTPS proxy in Tenable Core, it does not work.

Support of DIGEST Authentication Method for Banner Grabbing

Tenable OT Security now grabs banners that use the DIGEST authentication method.

Integrated Tenable Product Compatibility

The following table lists the Tenable product versions tested with Tenable OT Security 3.13.35.

Product	Tested Versions
Tenable.sc	5.11 and later
Nessus	8.10.1 and later