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Security Configuration Review Services

Misconfigurations are one of the leading causes of data breaches. A Security Configuration Review helps ensure your systems, applications, networks, and cloud environments follow best practices such as CIS Benchmarks, NIST standards, and vendor hardening guides. Our experts perform an in-depth audit of your configurations to identify security gaps, misapplied policies, and risky defaults,before attackers exploit them. Whether it’s firewall configuration review, IAM misconfigu

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CREST Certified Pen Test Provider ISO Certified OSCP Certified Industry Certification

Get Your Fixed-Fee Quote

Tell us what needs testing. You’ll get a scoped, fixed-fee quote back the same business day, from a senior assessor, not a sales rep. No obligation, no spam.

✓ Same-day response✓ Fixed-fee, no surprises✓ Senior testers only✓ Retest included

We reply within one business day with next steps. Your details are used only to scope your enquiry, never shared or sold.

✓ UK-based CREST member · ✓ QSA-led methodology · ✓ Same-day scoping response · ✓ Executive + technical reports · ✓ Retest included

Quick Facts at a Glance

Service Type

Build & Configuration Review (on-premises, cloud, hybrid)

Typical Duration

2,4 weeks, depending on scope and complexity of environment

Who It's For

Enterprises, SMBs, financial services, healthcare, and cloud-first businesses

Frameworks Used

CIS Benchmarks, NIST 800-53/CSF, ISO 27001, vendor best practices (AWS, Azure, GCP)

Outcome

A secure baseline and actionable hardening roadmap for your environment

Our Methodology: How Security Configuration Review Works?

We follow a proven, repeatable process:

Discovery & Scoping

Define the systems, devices, and cloud services in scope.

Baseline Alignment

Map assets against recognised benchmarks (CIS, NIST, vendor guides)

Configuration Analysis

Review system files, firewall rules, registry settings, IAM policies, and cloud dashboards

Gap Identification

Highlight deviations, insecure defaults, and high-risk misconfigurations

Reporting & Recommendations

Deliver a prioritised roadmap with step-by-step remediation actions

Knowledge Transfer

Conduct stakeholder workshops to explain findings.

Re-validation (Optional)

Verify that remediation steps have been implemented correctly.

What's Included in a Security Configuration Review

We assess all critical components of your infrastructure to ensure secure configurations across your entire environment:

Operating Systems

Windows, Linux, Unix hardening against CIS standards and security best practices.

Databases

Access controls, encryption, audit logging, and backup security configurations.

Network Devices

Firewall rules, routers, VPN concentrators, and load balancer configurations.

Cloud Platforms

S3 bucket policies, IAM roles, key management, and Kubernetes security configurations.

Applications

Secure defaults, patch levels, and session handling configurations for applications.

Identity & Access Management (IAM)

Role-based access, least privilege enforcement, and MFA policy configurations.

Logging & Monitoring

Event visibility, retention policies, and alerting control configurations.

Deliverables You Receive

At the end of the engagement, you'll receive comprehensive documentation and actionable guidance to secure your environment.

Comprehensive Audit Report: Detailed misconfigurations, risks, and business impact

Secure Configuration Baseline: Tailored to your systems and industry standards

Risk Prioritization Matrix: Clear, colour-coded classification of urgent vs. moderate issues

Remediation Playbook: Practical, step-by-step fixes for each misconfiguration

Executive Summary: Business-friendly insights for leadership and compliance reporting

Why Choose Our Security Configuration Review Services?

01

Independent & Vendor-Neutral

Objective insights, not influenced by tool vendors or technology bias.

02

CREST-Aligned Methodology

Trusted assessment approach recognised globally for quality and consistency.

03

Cloud & On-Prem Expertise

Covering AWS, Azure, GCP, VMware, Cisco, and traditional IT infrastructure.

04

Actionable Insights, Not Just Reports

Remediation steps you can implement immediately with clear guidance.

05

Flexible Engagements

From single-system reviews to enterprise-wide assessments tailored to your needs.

06

Proven Results

Reduced misconfigurations, faster compliance readiness, and fewer audit findings.

Industry Standards We Align To

Our configuration reviews align with:

CIS Benchmarks

Recognized hardening standards for operating systems, cloud platforms, and applications

NIST 800-53 / NIST CSF

Risk-based security control frameworks.

ISO/IEC 27001

International security management standards.

Vendor Guidance

AWS Well-Architected Framework, Azure Security Benchmarks, GCP best practices.

Frequently asked questions

A Security Configuration Review is a structured audit of system, network, and cloud settings to ensure they comply with security best practices like CIS Benchmarks and NIST guidelines.

We review operating systems, databases, firewalls, cloud services, applications, and IAM systems.

At least annually, or whenever major changes are introduced,such as new cloud environments, OS upgrades, or regulatory audits.

Yes. Configuration reviews support frameworks like PCI DSS, HIPAA, GDPR, ISO 27001, and NYDFS 23 NYCRR 500 by demonstrating secure system configuration and control.

Yes, we offer step-by-step guidance, knowledge transfer workshops, and re-validation testing.

Get My Fixed-Fee Quote

Book a free 30-minute scoping call. CREST-format proposal within 48 hours, engagement starts within 1-2 weeks.

Book a Scoping Call Contact Us
What you receive

Every engagement includes

  • ✓ Scoping call. A 30-minute call to define scope, timeline, and authorisation boundaries.
  • ✓ Test plan. Written test plan covering targets, methodology, and rules of engagement.
  • ✓ Technical report. Detailed findings with reproduction steps, evidence, and remediation guidance.
  • ✓ Executive summary. Board-ready 1-2 page summary with risk ratings and business impact.
  • ✓ Audit-ready evidence. Findings letter formatted for auditors, customers, and supervisory authorities.
  • ✓ Retest letter. Free retest of remediated findings within an agreed window. Confirmation letter included.
  • ✓ Remediation call. A call with our lead tester to walk through findings and remediation strategy.
How we deliver

Our process, end to end

  1. 1
    Scoping call & fixed-scope quote
    A 30-minute call. We define scope, targets, timeline. You get a fixed-scope quote within one working day. No surprise invoices.
  2. 2
    Test plan & authorisation
    Written test plan covering methodology, targets, and rules of engagement. Authorisation letter signed before any testing begins.
  3. 3
    CREST-accredited execution
    Senior tester runs the engagement. Critical findings flagged immediately during testing. Daily updates if you want them.
  4. 4
    Technical + executive report
    Detailed technical findings with reproduction steps. Board-ready executive summary. Delivered within agreed working days.
  5. 5
    Remediation call & retest
    Walkthrough with our lead tester. Retest of remediated findings within the agreed window. Confirmation letter for your auditors.
Engagement scope

What shapes the quote

Small scope
Single app, focused scope, smaller surface. 5-7 working days.
Medium scope
Multi-role platform, several user types, integrations. 8-12 working days.
Enterprise scope
Complex environment, multiple targets, compliance evidence. 12-25 working days.
Fixed-scope quote within 1 working day
No surprise invoices, no scope-creep. We commit to a number before you commit to us.
Sample report
See exactly what we deliver
Download a redacted RedSecLabs penetration test report. Same format, same depth, same clarity as the report your team will receive.
Download sample report
Why RedSecLabs

Grounded reasons clients choose us

⚑
UK-based team
Testers based in the UK. Data stays within UK/EU jurisdiction for sensitive engagements.
❄
CREST member company
CREST-accredited methodology. Senior testers hold CREST CRT or CCT certifications.
⚙
Manual testing, not scanner-only
Automated scanners catch the obvious. Our human testers find the issues that matter.
✎
Clear executive reporting
Reports your board can read and your developers can act on. No jargon padding.
♚
Compliance-aware delivery
PCI, SOC 2, ISO 27001, DORA, GDPR. We map findings to your compliance framework.
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Retest support included
Free retest of remediated findings within agreed window. Confirmation letter for auditors.
Related services

Often paired with this engagement

Secure Code Review →
Office 365 CIS →
Network Testing →
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