Saxonia Network Systems GmbH

Managed Detection and Response (MDR) built by attackers for defenders.

WithSecure's Detection and Response Team (DRT) deals with cyber threats to your organization in minutes. WithSecure Countercept MDR acts as an extension of your cyber security team, sharing out threat hunting expertise, helping your team learn and grow, and continuously improving your security.


Our threat hunters spend up to 30% of their time proactively hunting for threats and evolving tools and techniques they use to detect them. The DRT investigates every alert or combination of alerts that represent a significant detection.


  • Countercept MDR’s proprietary Endpoint Detection & Response (EDR) agent and log collectors, which feed data into our XDR detection platform, provide excellent visibility of user, endpoint, cloud and network activity.

  • Countercept MDR’s 24/7 First Response service contains and remediates cyber security incidents before they have a chance to impact the business. Our proven First Response methodology enables the 1% of incidents requiring specialist support to be smoothly escalated to our incident response team.


We deliver operational efficiency and resilience to clients that enables them to achieve their goals.

What can you achieve?

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Effective Attack Detection & Response

Countercept is a threat-driven service designed to be effective in the 'gray area' where legitimate activity masks malicious intent. We react to detections in minutes - and execute containment actions within hours.

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Peacetime Value

Countercept provides cyber security insights that support continuous security posture improvement. We help you improve your security posture and meet your compliance obligations.

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True Partnership

We act as an extension of your cyber security team, giving you unmetered access to our experts, sharing our cyber threat hunting expertise, addressing queries and helping your team develop.

Countercept MDR advantages

Proprietary XDR platform

In-house expertise and in-house development of systems, from Detection all the way through to Incident Response.

Consistently effective in MITRE evaluations

Across all three evaluations WithSecure™ consistently identifies threats and has demonstrated its effective response in the face of potential cyber attacks and data breaches.

Europe-only Countercept MDR option

Delivered wholly within Europe and eliminating data access to anyone outside.

NPS growth of 124% since launch

Incidents demand preparation, prompt action and clear communication. Our customers affirm that we do this. 

Consistently outstanding service

Net Promoter Score (NPS) - 51 Customer Effort Score (CES) - 89% Customer satisfaction (CSAT) - 4.6/5–4.7/5

30 years of true partnership

Working to solve technology problems since 1988. Countercept MDR has been delivering its threat hunting services since 2016.

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