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Get ironclad Zero Trust cybersecurity with granular control over every app, script, and process in your environment.
Welcome to a world with fewer alerts, less blind spots, and a new level of control — all backed by unmatched 24/7 support.
A powerful deny-by-default solution that simplifies application control and is quick to deploy. Only trusted software is allowed. Everything else, including ransomware, is blocked. ThreatLocker Allowlisting puts you in control.
Your trusted application containment strategy, ensuring apps can only access the files, registry keys, network resources, and other applications they truly need to function. Nothing less, and nothing more.
Take full command over all network traffic in your environment. Lock down access by port, source IP, or dynamically with ACLs that automatically update as IP addresses change. You’re in full control—always.


























Explore upcoming, recent, and past ThreatLocker webinars that provide you with news about ThreatLocker, live hackings, the current state of the cybersecurity landscape, and more.

ThreatLocker Cyber Hero® Team sets the industry standard for expert, responsive cybersecurity support. From hands-on technical help and strategic consulting to project management and active involvement in security events, we are fully committed to your success and protection.
“I feel much safer and much more secure knowing the ThreatLocker MDR team is a highly reliable partner in our holistic security program, helping us maintain strong security across the entire organization better than any other MDR I’ve worked with.”
Jack Thompson
Director of Information Security, Indianapolis Colts
Streamline the way your IT professionals handle their cybersecurity, while preventing ransomware

A Vendor’s breach becomes a business crisis: Lessons from the Cierant Data breach
The Cierant data breach shows how quickly a supplier’s security failure can escalate into lawsuits, reputational harm, and long-term costs for the businesses that rely on them.

Qilin ransomware’s newest tactics: Widespread encryption by any means necessary
The Russia-based ransomware group Qilin has rapidly ascended to become the world’s most prominent ransomware threat, claiming responsibility for over 800 attacks this year alone — a dramatic surge from just 45 incidents when the group first emerged in 2022.

A teachable moment: What the Penn breach reveals about modern cyber risk
The University of Pennsylvania data breach shows how academic networks remain prime cyber targets. Learn what the Penn breach reveals about higher-education cybersecurity and how Zero Trust principles can help.
Try ThreatLocker free for 30 days and experience full Zero Trust protection in your own environment.
Schedule a demo customized to your environment and explore how ThreatLocker aligns with your security goals.
Just starting to explore our platform? Find out what ThreatLocker is, how it works, and how it’s different.