For the best web experience, please use IE11+, Chrome, Firefox, or Safari

Prevent. Respond. Recover. Migrate.

Quest Software Public Sector, Inc. serves the specialized needs of U.S. federal agencies, the defense industrial base and their contractors. We help secure identity operations, modernize Microsoft environments, and fuel AI initiatives with trusted data. Relied upon by most federal agencies and organizations worldwide, Quest Software drives mission success at scale.
Home Page Hero Image
Solutions Diagram

Active Directory is the core of the modern zero trust architecture

Every day, it is estimated that more than 90 million Active Directory (AD) accounts are attacked. With over 95 percent of federal agencies centered on AD for authentication and authorization, AD must play a crucial role in your cybersecurity strategy. As pioneers in highly advanced active directory lifecycle management and zero trust solutions, we are uniquely positioned to fast track zero trust initiatives.

Products crafted to simplify your workflow

Change Auditor for Active Directory

Change Auditor for Active Directory

Real-time threat monitoring and security tracking of all key user activity and administrator changes.

Learn More
recover manager for active directory dre

Recovery Manager for Active Directory DRE

With Recovery Manager for Active Directory Disaster Recovery Edition, you can automate and accelerate tasks and processes to get back up and running quickly.

Learn More
Quest Identity Defense

Quest Identity Defense

An AI-powered, hybrid AD security solution that identifies identity risk, blocks unauthorized changes to critical Tier 0 assets, and contains attacks before they spread.

Learn More
Quest Identity Recovery

Quest Identity Recovery

With an identity recovery solution, minutes matter. Fast and secure AD and Entra ID recovery is vital following a ransomware attack.

Learn More
Quest Secure Migration

Quest Secure Migration

With 25+ years of Microsoft expertise, Quest delivers trusted and secure migration to Microsoft 365, Entra ID, and Intune.

Learn More
active roles

One Identity Active Roles

Automate, extend, and enhance native capabilities of Active Directory and Entra ID.

Learn More
One Identity Safeguard

One Identity Safeguard

Collect, store, manage, authenticate, record and analyze privileged access with Safeguard PAM tools.

Learn More
Quest erwin Data Modeler and Data Intelligence

Quest erwin Data Modeler and Data Intelligence

Tackle your most critical data challenges from governance and compliance to cloud modernization, while ensuring trusted data and AI models are easy to use across your enterprise.

Learn More

Find additional products for your enterprise

Search the rest of our comprehensive portfolio to design and implement the ideal enterprise for your federal agency’s needs today and tomorrow.

Learn More

Start your journey to enterprise AI

Not sure where to start? Connect with a federal expert today to explore solutions, get professional guidance, and find the best solution for your agency’s needs.