Precursor Security
Independently Verified. Annually Re-Assessed. Government-Recognised.

CREST SOC Accreditation

CREST Approved SOC is required for UK government, NHS, and FCA-regulated SOC contracts. Beyond compliance, it provides independently verified assurance that analysts hold CRSA/CCSA certifications from hands-on practical exams - not vendor training courses - and that 24/7 operations, SIEM coverage, and incident response procedures have been externally audited.

24/7 UK-Based SOC
CRSA/CCSA Certified
CREST Approved
Annual Re-Assessment
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The CREST SOC Standard

Why CREST SOC Is the
Required Standard.

Government-mandated, independently audited, annually renewed. Four structural differences between a CREST Approved SOC and non-accredited alternatives - at the point of procurement, these are not preferences.

Government Mandate

Required for UK Government, NHS & Financial Services

CREST Approved SOC is a contractual requirement for UK central government and public sector SOC contracts, NHS organisations processing patient data, and FCA-regulated firms subject to cyber resilience mandates. NCSC Active Cyber Defence, NHS DSPT, and many cyber insurance frameworks specify CREST SOC accreditation explicitly. If your organisation operates under any of these frameworks - or supplies organisations that do - CREST SOC is the required standard, not a discretionary quality mark.

Self-Declared vs Verified

Independent Audit vs Non-Accredited Claims

Non-accredited SOCs rely on self-declared capability statements - no external body has audited their 24/7 operations, SIEM coverage, or analyst competence. A CREST Approved SOC has passed external assessment by CREST auditors who validate operational maturity, analyst certification ratios, incident response procedures, and quality metrics against government-backed standards. There is no equivalent independent verification available from non-accredited providers - only marketing claims.

Analyst Rigour

CRSA/CCSA: Hands-On Exams, Not Training Courses

CRSA (CREST Registered SOC Analyst) and CCSA (CREST Certified SOC Analyst) are practical examinations in realistic SOC environments - not vendor training certificates. CRSA tests log analysis, alert triage, SIEM query construction, and escalation under time pressure. CCSA tests threat hunting, advanced correlation, malware behavioural analysis, and multi-system incident coordination. Certified analysts must re-certify annually. A training-course certificate from 2021 is not equivalent.

Ongoing Validity

Annual Re-Assessment: Certifications That Expire

CREST SOC accreditation is not a one-time award. Approved SOCs undergo annual re-assessment of 24/7 operational continuity, analyst certification ratios, SIEM coverage, and quality metrics - MTTD, MTTR, false positive rates. Individual analysts re-certify annually through CREST examinations with mandatory CPD. The threat landscape from three years ago is already outdated; annual re-assessment is the mechanism ensuring the team monitoring your estate remains validated against current attack techniques.

Client Outcomes

What CREST SOC Delivers.

The operational outcomes CREST accreditation mandates - not aspirational targets, but independently audited requirements your SOC provider must demonstrate.

Reporting Quality

Structured Alerting and Client Reporting

CREST accreditation requires documented alerting procedures, severity triage frameworks, and structured escalation paths. Every incident is documented with evidence and remediation guidance. Monthly and quarterly reporting provides board-ready visibility of SOC performance, threat trends, and detection coverage.

Alerts with severity rating, evidence, and containment guidance
Monthly threat intelligence summary relevant to your sector
Quarterly performance report: MTTD, MTTR, false positive rate
Board-ready executive summary for non-technical stakeholders
Confidentiality

Enforceable Under CREST Code

CREST certified analysts are bound by a professional code of conduct with suspension and revocation consequences. Your alerts, incident details, and security posture remain confidential under professional standards with enforceable consequences - not just contractual goodwill.

Continuous
24/7

Monitored Coverage

CREST accreditation mandates continuous 24/7/365 operations with documented shift handover and out-of-hours escalation - no monitoring gaps.

Measured
MTTD

Tracked & Audited

Mean time to detect is a required performance metric under CREST accreditation - not a self-reported estimate, but an audited operational measure.

Framework
MITRE

ATT&CK Aligned

CREST Approved SOCs validate SIEM detection rules against MITRE ATT&CK techniques. Coverage gaps are an audit finding - not an oversight.

Verify Accreditation

Independently verified.
Publicly listed.

Precursor Security holds CREST Approved SOC accreditation. You can verify our listing directly on the CREST public register - no self-declaration, no marketing claim.

Accepted
Frameworks
NCSC ACDActive Cyber Defence
NHS DSPTStandard 9.2.2
FCACyber Resilience
ISO 27001Annex A.8.16
CREST

Precursor Security - CREST Approved SOC

Listed on the CREST public register. Verified, not self-declared.

Verify on CREST Register
CREST SOC Services

Ready to commission
CREST-approved SOC monitoring?

Our CREST Approved SOC provides 24/7 UK-based threat monitoring with CRSA and CCSA certified analysts, enterprise SIEM deployment, threat intelligence integration, and structured incident response. Fixed monthly pricing, no lock-in.

Common Questions

CREST SOC Accreditation FAQ