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Managed Security Services: Comprehensive IT Security from a Single Source

Managed security services – TÜV Rheinland

Cyber threats are becoming increasingly complex, attack surfaces are expanding, and regulatory requirements such as NIS2 or the IT Security Act are becoming more stringent. Many organizations lack both the resources and the time needed to effectively manage this growing pressure.

From numerous projects, we know that sustainable security does not end with the implementation of protective measures. In many cases, this creates the need to continuously monitor and further develop systems. This is exactly where our Managed Security Services (MSS) come in: we take over the operation, monitoring, and ongoing enhancement of your IT security so you can focus on your core business with complete peace of mind.

Why Managed Security Services Are Indispensable Today:

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Connectivity

Through remote work, emergency workplaces, and big data, companies are becoming increasingly interconnected. This close digital collaboration boosts efficiency and speed, but it also expands the attack surface—especially in global supply chains, where suppliers and partners are connected worldwide.

More Sophisticated Cyberattacks

Attacks are becoming more frequent, more complex, and more impactful. Without external support, it is hardly possible to keep pace.

Shortage of Skilled Professionals

The demand for IT and OT security (Operational Technology) continues to grow steadily, yet qualified specialists are in short supply. Companies are often no longer able to meet the increasing requirements on their own.

Growing Acceptance of Managed Security Services (MSS)

An increasing number of organizations are entrusting their IT security to specialized providers and relying on Managed Security Services to achieve faster and more reliable protection.

Threatened Critical Infrastructures

Attacks on energy, healthcare, or industrial sectors can threaten not only digital infrastructure and data, but also human safety and the environment.

Regulation as a Key Driver

Laws and standards such as NIS2, DORA, and ESG make cybersecurity mandatory. In addition, stricter reporting obligations and significant penalties for non-compliance are forcing organizations to implement security measures consistently and to demonstrate compliance.

Complexity of IT Landscapes

Cloud environments, hybrid infrastructures, and mobile endpoints increase the attack surface. Many organizations are increasingly losing visibility over their systems and security gaps.

Speed of Threats

Attacks spread within seconds, and the faster the response, the more limited the damage. Without automated detection and response, this is hardly manageable.

Digital Sovereignty

With Managed Security Services, organizations strengthen their digital sovereignty by retaining security and control over their systems. Our experts monitor data transparently and independently of individual vendors. This enables organizations to remain operational while simultaneously meeting all regulatory requirements.

Managed Security Services for Critical Infrastructures (KRITIS)
Managed Security Services for Small and Medium-Sized Enterprises (SMEs)

Compliance and Security Operations at the Highest Level

Operators of critical infrastructures are under intense regulatory pressure: cybersecurity requirements are high, decisions are strategic, and mistakes are unforgivable.

We are your partner for security operations at KRITIS level. With specialized expertise, internationally recognized standards, and proven compliance, we support you across all security-relevant processes-building trust and ensuring long-term stability.

Professional IT Security Without an In-House Expert Team

Many small and medium-sized enterprises have only limited IT resources. Especially when internal security expertise is lacking, security measures are often implemented under severe time pressure and tend to be reactive.

Our Managed Security Services make professional IT security achievable: instead of building your own expert team, you rely on our specialists. They take over monitoring, protection, and defense—allowing you to reduce risks, strengthen security, and relieve your organization.

Our MSS Services at a Glance

Our Managed Security Services cover the entire cybersecurity lifecycle. They provide comprehensive protection for your IT, allowing you to choose between a complete package or precisely tailored services. This keeps your costs predictable while ensuring flexibility in your security posture.

Protect
Detect
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With modern protection mechanisms that reliably secure networks, applications, and endpoints, we establish the foundation for your IT security.

Protect

Network Security

We secure your network with modern firewalls, SD-WAN, and SASE solutions to provide reliable protection against attacks and unauthorized access.

Zero Trust Network Access

We ensure that only authorized individuals have access to systems and data.

Web Application Security

Continuous monitoring and targeted protection keep your web applications stable and resilient against attacks.

Email Security

We effectively protect your email communications against spam, phishing, malware, and ransomware.

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We identify threats at an early stage using real-time technology and experts who continuously monitor every anomaly.

Detect

Managed Threat Detection & Response (MDR)

Cyberattacks are detected, analyzed, and stopped in real time—supported by advanced technology and human expertise.

Vulnerability Scanning

Regular assessments uncover vulnerabilities in servers, networks, and applications, closing security gaps at an early stage.

External Attack Surface Management

From publicly accessible systems to shadow IT, we create transparency across your entire external attack surface. Exposed resources, misconfigured cloud environments, or data leaks are identified and assessed early—before attackers can exploit them.

Endpoint Detection & Response (EDR/XDR)

We continuously monitor PCs and mobile devices, servers, and network devices to quickly identify and counter threats.

Security Information & Event Management (SIEM)

The combination of real-time monitoring and data analysis enables reliable detection and documentation of attacks.

Respond
Support
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We analyze incidents, isolate affected systems, and restore operations quickly.

Respond

Incident Response & Forensics Services

If an attack occurs, our specialists respond immediately. They analyze incidents, isolate affected systems, and restore them quickly to ensure business continuity.

Security Orchestration, Automation & Response (SOAR)

We integrate multiple security technologies and automate workflows so that incidents can be detected and resolved more quickly.

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From consulting and implementation through to continuous support, we provide end-to-end assistance. This ensures your security solutions remain effective and your IT stays stable over the long term.

Support

Consulting

Our experts analyze your security architecture, identify optimization potential, and develop tailored concepts for your organization.

Implementation

We implement new security solutions both technically and organizationally, integrating them seamlessly into your existing IT environment.

Ongoing Support

During day-to-day operations, we provide individualized support and practical expertise.

Monitoring

Our teams continuously monitor your systems, assess security events, and respond immediately when required.

Your Benefits with TÜV Rheinland

With our Managed Security Services, you gain more than individual tools. You receive a holistic solution tailored to your organization—covering everything from planning and operations to continuous optimization.

  • Tailored service models: Whether individualized support or a full-service solution, our Managed Security Services are aligned precisely with your requirements.
  • Proactive security: Threats are identified before they cause damage, enabling sustainable risk reduction.
  • Personal point of contact: You work directly with specialists. A dedicated contact person understands your systems and provides reliable support.
  • High quality standards: We operate in accordance with standards such as ISO 9001 and ISO/IEC 27001 and incorporate your specific requirements when needed.
  • Recognized expertise: With TÜV Rheinland, you rely on tested quality and certified expertise—internationally recognized, independently validated, and fully transparent at all times.

Strong Partnerships for Your Security

We work with leading technology providers in the industry. By combining our expertise with innovative security solutions, we deliver maximum protection and long-term future readiness.

Leverage Our Managed Security Services for Comprehensive IT Security

With Managed Security Services from TÜV Rheinland, you safeguard your digital future. We support you from the initial assessment through implementation and monitoring to ongoing operations—delivering security that grows and evolves alongside your requirements. For greater trust, stability, and the freedom to focus on your core business.

Frequently Asked Questions About Managed Security Services

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What Distinguishes Managed Security Services from Traditional IT Security?

While traditional IT security typically relies on isolated, point solutions, Managed Security Services take over the complete operation and continuous monitoring of your digital infrastructure.

Are Managed Security Services Also Suitable for Smaller Companies?

Yes. Small and medium-sized enterprises benefit in particular because they typically do not have their own cybersecurity team. Managed Security Services provide access to comprehensive external expertise, reduce risks, and protect against current cyber threats.

How Quickly Do You Respond in an Emergency?

Our Security Operations Center (SOC) is available around the clock. In the event of an incident, our specialists respond immediately and initiate the appropriate measures.

Which Standards and Certifications Do Your Services Meet?

Our Managed Security Services are based on international standards such as ISO/IEC 27001, ISO 9001, and ISO 62443. This ensures that you can reliably meet regulatory requirements such as NIS2 or DORA.

Do Existing Systems Need to Be Replaced to Use Managed Security Services?

No. Our services can be flexibly integrated into existing IT and OT infrastructures. Together, we assess which solutions should be sensibly supplemented—without disrupting your ongoing systems.

What Advantages Do KRITIS Organizations Gain from Managed Security Services?

Managed Security Services are particularly valuable for KRITIS operators: they help meet regulatory requirements, increase resilience against cyberattacks, and provide a partner specialized in security operations at the highest level.

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