---
title: "CAL 3.8 Release Notes | ThreatConnect"
slug: "cal-3-8-release-notes"
description: "This article provides the CAL 3.8 release notes."
tags: ["CAL", "Release Notes"]
updated: 2025-03-14T20:20:23Z
published: 2025-03-14T20:20:23Z
---

> ## Documentation Index
> Fetch the complete documentation index at: https://knowledge.threatconnect.com/llms.txt
> Use this file to discover all available pages before exploring further.

# CAL 3.8 Release Notes

## Updated Features

### MITRE ATT&CK 15.1 Framework

- The [MITRE ATT&CK® 15.1 update](https://attack.mitre.org/resources/updates/) adds 43 new techniques and sub-techniques. In ThreatConnect®, the [ATT&CK Tags](https://knowledge.threatconnect.com/docs/attack-tags) corresponding to this update can be leveraged in features like [Browse](https://knowledge.threatconnect.com/docs/the-browse-screen), [Search](https://knowledge.threatconnect.com/docs/search-and-analyze), [Intelligence Requirements](https://knowledge.threatconnect.com/docs/intelligence-requirements), [ATT&CK Visualizer](https://knowledge.threatconnect.com/docs/attack-visualizer), and [Threat Graph](https://knowledge.threatconnect.com/docs/threat-graph).
- MITRE ATT&CK automatic AI classification for [Doc Analysis import](https://knowledge.threatconnect.com/docs/doc-analysis-import), the [ThreatConnect Intelligence Anywhere](https://knowledge.threatconnect.com/docs/threatconnect-intelligence-anywhere), and the[CAL™ Automated Threat Library](https://knowledge.threatconnect.com/docs/cal-automated-threat-library-atl) Source can now automatically identify 121 MITRE ATT&CK techniques and sub-techniques with a 95% confidence for the results.

## Improvements

- Improvements were made to the **AI Insights** for Report Groups in the **CAL Automated Threat Library** Source to provide more complete and accurate summaries.
- Users leveraging CAL are now limited to 500 file hash information lookups for previously unobserved files per day per ThreatConnect instance.
- Updates were made to support the availability of Doc Analysis import features in Playbooks.
- CAL Safelist updates were made to include over 80 .gov Host and URL resources.

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*ThreatConnect® is a registered trademark, and CAL™ is a trademark, of ThreatConnect, Inc. MITRE ATT&CK® and ATT&CK® are registered trademarks of The MITRE Corporation.*