The rate of weekly attacks per organization has more than doubled in the past three years, reaching 1,636. Security teams are struggling with the sheer volume — it takes an average of 194 days to identify a breach and another 64 days to contain it, according to IBM's Cost of a Data Breach 2024 report.
Many organizations respond by adding more security tools. But they don't have enough people to manage them. In the US alone, the security industry has a talent gap of roughly 225,000 workers. Today's managed security offers a viable alternative to staffing an in-house team. With a focus on proactive threat hunting, quick detection and response, and a shared pool of experts available 24×7, managed detection and response (MDR) can help address complicated security operations challenges. Building on adoption of platforms like SIEM and SOAR — as well as outsourced security models — MDR has become an effective way to augment or expand internal SOC teams.
The evolution from SIEM to MSSP to MDR
As digital business models emerged in the early 2000s and network traffic grew, vendors began offering better traffic monitoring and visibility into real-time threats. More log data and security alerts led to new technologies like SIEM (Security Information and Event Management) and later EDR (Endpoint Detection and Response).
Environments continued to evolve. The exploding number of alerts led to SOAR (Security Orchestration, Automation, and Response) — integrating tools like SIEM and EDR to automate repetitive tasks and enable faster response. At the same time, two concepts took hold: the security operations center (SOC) and managed security services providers (MSSPs). Driven by needs like automation, compliance, and improved data security, the SOC became a centralized hub for threat detection and response. To meet growing SOC demand, organizations began outsourcing functions like SIEM and EDR management to MSSPs.
As attacks grew more sophisticated, organizations needed faster incident response and access to deeper cybersecurity expertise. MDR is the result of further marketplace maturation — offering turnkey solutions to address those needs.
What is managed detection and response?
MDR is a modern approach to the increasing number, speed, and impact of attacks. It provides 24/7, remotely delivered security operations to detect, analyze, and neutralize threats and respond to cyberattacks. Gartner projects that 50% of organizations will be using MDR services for threat monitoring, detection, and response functions by 2025.
MDR solutions provide:
- Threat detection and response to actively identify, disrupt, and contain attacks
- Outcome focus, prioritizing agreed-upon results rather than just alerting you to threats
- Human expertise to take response action based on context, industry-specific threats, and your distinct network architecture and user base
- Flexibility and customization, adapting to your existing IT infrastructure and security stack
- Real-time visibility, with clear dashboards that present a real-time view of your security posture
What challenges does MDR solve?
MDR addresses three critical cybersecurity challenges:
- The need for greater detection and response speed. It can take days to detect an incident, yet attackers only need a few hours — sometimes minutes — to inflict damage.
- Proactive instead of reactive security. Reactive solutions only defend against known attacks; proactive security helps stop threats before they enter your environment.
- Lack of available security expertise. Finding and retaining qualified talent remains a problem, leaving teams stretched thin and ill-equipped to handle the volume and sophistication of attacks.
The key MDR service features
What sets MDR apart from traditional approaches like SIEM, EDR, and even MSSP?
- Proactive threat hunting to find and neutralize threats lurking in your environment before alerts ever fire
- 24/7 eyes-on-glass detection with continuous monitoring to minimize dwell time
- Direct access to dedicated experts — not just tactical activity but advisory that boosts cyber resilience over time
- Composable security that leverages your existing investments without requiring a complete overhaul
- Automated response customization, supporting both fully automated and compliance-aligned response models
- First-party threat intelligence gathered from the provider's own customer base — institutional knowledge and crowdsourced effect benefiting the entire client pool
- Centralized view of your security posture — a single pane of glass that simplifies management and serves diverse stakeholders
MDR vs. MSSP vs. SIEM vs. EDR
The difference is a mix of security philosophy and approach.
SIEM and EDR are platforms. SIEM deals primarily with log management; EDR focuses on endpoint threat detection and response. These platforms require human teams to properly deploy, configure, and manage them — either internally or externally.
MSSPs and MDR are managed services. Traditionally, MSSPs offered broad but basic security monitoring — limited to notifying the customer of potential threats, leaving investigation and mitigation to internal teams. MDR providers extend the internal security team and assume responsibility for monitoring, analyzing, and responding to threats. They use a combination of advanced technologies, threat intelligence, skilled analysts, and incident responders to provide faster responses. Many MSSPs have taken on a proactive posture, making them almost indistinguishable from MDR — the choice between labels often comes down to marketing.
How to choose the right MDR solution
Four critical aspects can help you evaluate a vendor's offering:
- Outcome prioritization. Focus on the outcomes you want to achieve, not the platform's feature list.
- Appropriate level of expertise. Ask the vendor to demonstrate their expertise with real use cases. Find out how their experts stay trained and current.
- Flexibility. Choose a vendor-agnostic provider that allows you to keep your existing technology stack. Avoid vendor lock-in or costly rip-and-replace projects.
- Transparency. The provider must give you complete visibility into your security operations — easy access to real-time data and to the analysts assigned to your account.
While MDR is a managed solution handled by a third party, the provider is a partner. In the end, you remain responsible for your organization's security posture — the right partner makes that as simple as possible.
Partnering with Digital Hands
Digital Hands has provided behind-the-scenes security services for many leading security vendors globally. With Digital Hands, you get:
- Senior analysts with over 20 years of practice staying ahead of threats
- A team that delivers smart, flexible security operations
- A platform built on best-of-breed technologies
- A composable security model — bring your own technology and leverage ours