Real-world testing. Real-time results.

MRG Effitas works with leading digital security vendors and enterprises to help them reduce their exposure to cyber threats.

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About Us

We are trusted by major enterprises and
digital security vendors to assess, certify
and improve their Endpoint Protection.

From independent real-time testing, to the supply of the freshest malware and threat samples, our focus is on innovation, automation and delivering the real-time insight needed to improve cybersecurity protection and reduce risk.

Tempus

Tempus real-time testing and alerts

The cybersecurity threat landscape evolves constantly and rapidly. It’s a real-time threat.

So why isn’t digital security efficacy testing a real-time solution?

Now it is.

1. Real-time testing

Continuous independent testing with real-time results and dispute processing

2. The freshest malware samples

Our threat feeds contain the freshest and most prevalent malware

3. Instant alerts

Instant alerts via email, Slack or Discord when threats are missed

4. Insightful threat intelligence

Detailed feedback, hashes and logs to support patching and continuous product improvement, including downloadable threat samples

Real-time alerts
Comparative data
Detailed feedback
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Our Services

360 Efficacy & Assessment Powered by Tempus

We publicly test and certify the efficacy of many of the world’s leading EPP and mobile security products. Read our reports to understand how they perform against the metrics that matter.

Private Testing & Certification

MRG Effitas privately tests and certfies a broad range of digital security products for various purposes.

Threat Feeds

We supply over 300,000 of the freshest, most prevalent threats and malware samples daily for sandbox testing and machine learning.
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See which Enterprise EPP and Android anti-virus products have achieved our certifications

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Android Efficacy Assessment Q1 2025

June 4, 2025
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360° Assessment & Certification – Q1 2025

June 4, 2025
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Android Efficacy Assessment Q4 2024

March 14, 2025
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More about our work

Find out how our products and services help leading security vendors and enterprises improve their endpoint protection and reduce cyber risk.

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Independent Testing for Webroot

As a security vendor, Webroot secures businesses and individuals worldwide with threat intelligence and protection for endpoints and networks. They are among the frontline of companies that harness the cloud and artificial intelligence to stop zero-day threats in real time.

Certifying Carbon Black

Carbon Black is a leading provider of next-generation endpoint security, serving more than 4,000 customers globally, including 33 of the Fortune 100. As a cybersecurity innovator, Carbon Black has pioneered multiple endpoint security categories, including application control, endpoint detection and response (EDR), and next-generation antivirus (NGAV).
Healthcare Technology

Threat feeds for a Healthcare Delivery Organisation

MRG Effitas was approached by a multi-billion-dollar Healthcare Delivery Organization (HDO). They were looking for threat feeds that would provide thousands of fresh new malicious and suspicious samples each day for sandbox testing and improving the efficacy of their Endpoint Protection (EPP) software and information security system.

Threat Samples for PC Magazine’s Reviews

The Effitas team met Neil Rubenking of PC Magazine several years ago when we shared a panel with him at a digital security conference in Puerto Rico, since when we have developed a strong working relationship based on mutual respect and shared interests.

They trust us

MRG’s 360° assessment has always been an integral component of our product improvement strategy, but with real-time notification of missed samples, we can respond, update the product and improve the protection for our clients much more rapidly. It is a massive leap forward in the fight against malware, ransomware and cyber threats.

Joe Hartmann

Senior Director of Threat Labs, Malwarebytes

they were the first to introduce testing that looked at detection of specific malicious behaviors by using malware simulation tools to replicate what behaviors were being encountered in the wild.

Grayson Milbourne

Security Intelligence Director, Webroot

As a leading consultancy and testing house, MRG Effitas’ innovative approach makes them uniquely qualified to be growth-enablers for leading cybersecurity firms such as Carbon Black. Their insight is respected across the industry and we consider their endorsement valuable to our company, our cybersecurity solutions, and the market as a whole.

Michael Viscuso

Carbon Black CTO and Co-Founder, Carbon Black

The quality of MRG’s feeds is excellent. They are large, diverse, very fresh and offer a great foundation for our testing. They consistently challenge and improve our endpoint security software and are now our sole source of malware.

Director at a lead Healthcare Delivery Organisation

Latest Blogs

Keep up to date with the latest news and research in cybersecurity, testing and threat intelligence

ThreatDown by Malwarebytes named EPP Product of the Year 2025

MRG Effitas, selects ThreatDown by Malwarebytes as its Enterprise Endpoint Protection Product of the Year for 2025.
Microsoft Virus Initiative

Strengthening Digital Security with the Microsoft Virus Initiative and MRG Effitas

We are pleased to announce that we are now a Microsoft MVI-accredited test lab. But what is the MVI Initiative, how does it work and why is it important?

Testing Symantec’s Adaptive Protection

Tempus, MRG’s real-time virtualised test environment reveals Symantec’s Adaptive Protection blocks potential Living Off the Land attacks 4 seconds faster.
Blue screen of death

Crowdstrike Update Chaos

A Crowdstrike update caused havoc around the world last week. Here’s why it happened and how it could have been avoided.
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