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Sophos delivers a highly integrated and agile IR service that reflects its broader cybersecurity philosophy of combining human expertise with advanced technology.”
IDC MarketScape: Worldwide Incident Response 2025 Vendor Assessment, August 2025.


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Sophos delivers a highly integrated and agile IR service that reflects its broader cybersecurity philosophy of combining human expertise with advanced technology.”
IDC MarketScape: Worldwide Incident Response 2025 Vendor Assessment, August 2025.


Security teams are understaffed and consumed by day‑to‑day demands, leaving little time to proactively identify and address weaknesses. Threats evolve rapidly, and the challenge intensifies when an attack occurs, as many teams lack the expertise and context to respond quickly and effectively.
Daily operational demands leave little time to proactively test and assess environments. As a result, critical gaps go undiscovered, increasing exposure to modern attacker techniques.
The threat landscape evolves faster than most teams can adapt. Without structured, planned testing and improvement, security efforts become reactive and inconsistent.
When a major incident strikes, internal teams often lack the expertise, context, and surge capacity needed to contain threats quickly and minimize business impact.
Bring structure to preparedness and confidence to response. The Security Services Retainer helps you plan proactive security improvements throughout the year, while ensuring experienced DFIR experts and clear SLAs are in place when a serious security incident requires rapid action.
Each of the retainer’s four tiers includes a number of Service Units redeemable for proactive, readiness, and professional services.
Select from a comprehensive catalog of Sophos Advisory Services and Professional Services.
Access to Sophos DFIR provides access to DFIR experts, defined response SLAs, and pre‑negotiated rates.
Proactive, professional, and emergency response services via one offering from a global security leader.
Proactively uncover both known and hidden security weaknesses, prioritized using real‑world attack intelligence and incident insights.
Lock in access to DFIR experts ahead of time, with clearly defined SLAs and pre‑negotiated, discounted hourly rates.
Boost your internal team with on‑demand access to seasoned security testers, professional services experts, and DFIR experts.
Replace reactive, one‑off engagements with a structured, predictable model for ongoing security improvement.
Assess and validate security controls to identify gaps before security audits, regulatory reviews, and assessments.
Demonstrate tangible risk reduction and proven response readiness aligned with cyber insurance expectations.
The Security Services Retainer brings together the Sophos Red Team, DFIR, Professional Services, and X‑Ops intelligence to deliver coordinated expertise across preparedness, prevention, and response, backed by real‑world experience and proven outcomes.
Elite security testers emulate real‑world adversary behavior to uncover gaps before attackers do, informed by current attack techniques.
Expert responders rapidly investigate, contain, and evict active threats, drawing on experience from thousands of real‑world engagements.
Experienced consultants help organizations operationalize improvements and reduce risk, from posture assessments to product implementation.
Global threat researchers continuously track attacker tactics, techniques, and campaigns, informing testing methodologies, response decisions, and remediation guidance.




The Sophos Security Services Retainer is part of Sophos Fusion, the industry's most complete cyber defense system, engineered for a world where threats move at AI speed.
The Sophos Security Services Retainer provides access to proactive testing, readiness, and guaranteed incident response services, sharpening every layer of Sophos Fusion.