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Working with Failed Monitors

Last Updated: 05/21/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Using Security Validation Monitoring your Network with AEDA

When an Action in a Monitor does not meet expectations, you may have configured the system to send you notifications via email or syslog. You may also choose to review the failing Monitors in the platform. To make this review easier, failed monito...
Advanced Settings for Security Validation

Last Updated: 05/21/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Resources

The Advanced Settings page is where you edit Director, Actor, and security content settings. You must have the Settings - Edit permission to make updates on Advanced Settings. To access the Advanced Settings page, go to Settings > Director Se...
Policy Document: Security Validation Software Version Support

Last Updated: 05/19/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Resources

This message communicates important information for customers on how the Mandiant Security Validation team supports releases of software over the lifecycle of the product. To prioritize uptime and reduce the risk of any unanticipated issues,...
Product Update 4.14.6.1 - May 19, 2026

Last Updated: 05/19/2026 in Release Notes Security Validation MSV (On-Prem)

The Mandiant Security Validation (MSV) team is pleased to announce version 4.14.6.1 of the MSV platform. Bug fixes This hotfix release addresses the following critical issues: Resolved an issue where repeated checks on Protec...
Windows 64-bit Actor Artifacts and Services

Last Updated: 05/19/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Getting Started with Security Validation Install & Deploy

Version 4.14.6.1 We've created a csv that includes the Windows Actor files and their hashes to make it easier to add to your security technology's Allow Lists. Type Download link Size (Estimated) SHA256 ...
Product Update 4.14.6.0 - May 12, 2026

Last Updated: 05/13/2026 in Release Notes Security Validation MSV (On-Prem)

The Mandiant Security Validation (MSV) team is pleased to announce version 4.14.6.0 of the MSV platform. Enhancements Updates to Director and content to support MITRE ATT&CK v18. Added support for Remote Integrations on installable...
Run Actions

Last Updated: 05/12/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Using Security Validation Running Security Content and Working with Jobs

Actions are suspicious or malicious behaviors that are processed between or on Actors. Actions are designed to mimic attacker behaviors. Running Actions in your environment is a useful starting point, as they can help you understand how your env...
MSV 4.14.6.0 API

Last Updated: 05/12/2026 in APIs Mandiant Security Validation (MSV and MA-SV) API
Set up your Director to use an external database

Last Updated: 05/12/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Administration

If necessary, you can configure an on-prem Director to use an external database. This option allows you to scale system performance and meet IT risk requirements. Requirements Note the following information about the supported P...
Troubleshoot failed upgrades from MSV 4.14.4.1

Last Updated: 05/12/2026 in Security Validation Security Validation: MSV (on-prem) and MA-SV (SaaS) Troubleshooting Troubleshoot the Director

This document helps you troubleshoot an issue where some upgrades from Mandiant Security Validation (MSV) version 4.14.4.1 might fail due to missing PostgreSQL 13 packages. Issue When you use the Director interface to upgrade from a fr...