Penetration Testing Blog
Practical guides, industry insights, and technical deep dives to help you navigate penetration testing, from choosing a provider to meeting compliance requirements.
Automotive Penetration Testing 2026: Services and Providers
A 2026 buyer's guide to automotive penetration testing. Covers UN R155 enforcement, ISO/SAE 21434, in-vehicle attack surfaces (CAN, ECU, telematics, V2X, OTA), service scopes, pricing ranges, and shortlisted providers including PCA Cybersecurity, IOActive, Pen Test Partners, SEC Consult, and NCC Group.
Cyber Security Testing Services: A Buyer's Guide (2026)
A 2026 buyer's guide to cyber security testing services: penetration testing, red teaming, source code review, threat hunting, PTaaS, compliance testing, and CRA conformity assessment. What each service is, when to buy it, what to pay, and which providers do it well.
Cyber Resilience Act: The Complete Compliance Guide (2026)
A comprehensive 2026 guide to the EU Cyber Resilience Act (CRA). Covers who's in scope, product categories, Annex I requirements, vulnerability handling, conformity assessment, penalties, the September 2026 reporting cliff, and how penetration testing fits.
UK Pen Test Companies List: The Definitive Q2 2026 Ranking
The complete ranked list of UK penetration testing companies for Q2 2026. 40+ providers evaluated on CREST/CHECK accreditation, services, team expertise, and real-world testing quality.
BSI Act Germany: One Month Post-Deadline, Who's Registered, Who's Not
One month after the April 2026 BSI Act registration deadline, thousands of German organisations remain unregistered. We look at the state of compliance, common gaps in pen testing documentation, and what enforcement is likely to look like.
CRA vs NIS 2: How the Two EU Cybersecurity Regulations Differ
The Cyber Resilience Act and NIS 2 Directive are often confused. This guide explains the key differences, who each applies to, how obligations overlap, and what a single organisation should do when both apply.
PCI DSS 4.0, One Year On: What We've Learned
Thirteen months after PCI DSS 4.0 became mandatory, we look at the practical lessons from the first full compliance cycle: scoping failures, pen test misinterpretations, and what to prepare for in 2027.
Penetration Testing for Cyber Resilience Act Compliance: A Manufacturer's Checklist
A practical CRA penetration testing checklist for manufacturers. Covers test scope by product category, documentation expected by notified bodies, vulnerability handling testing, SBOM validation, retesting, provider selection, and realistic budgets.
AI and LLM Penetration Testing: The 2026 Buyer's Guide
AI and LLM systems require a different kind of penetration testing. This guide covers the OWASP LLM Top 10, what to ask a provider, realistic pricing, and the standards emerging around AI security.
Red Team Engagement vs Penetration Test: Cost Comparison (2026)
Compare red team engagement costs vs standard penetration test pricing. Covers what you get for your money, when to choose each, CBEST/TIBER/STAR pricing, and real-world cost ranges for 2026.
Penetration Testing Service Providers: How to Compare and Choose (2026)
Independent guide to choosing a penetration testing service provider. Compare accreditations, methodologies, pricing models, and reporting quality across the directory.
Penetration Testing Consultants: What to Look For and How to Hire (2026)
Guide to hiring penetration testing consultants. Covers qualifications, certifications (OSCP, CREST, CHECK), day rates, engagement models, and how to assess consultant quality.
Top Pen Testing Companies: Independent Rankings for 2026
Independent ranking of the top pen testing companies in 2026. Compare providers by accreditations, services, team expertise, and client reviews across 78+ firms worldwide.
Pen Testing Companies in the USA: A Buyer's Guide (2026)
Compare the best pen testing companies in the USA. Covers major providers by region, pricing, certifications, compliance expertise (SOC 2, HIPAA, CMMC, PCI DSS), and how to choose.
Best Pentesting Companies: Reviews and Honest Comparisons (2026)
Honest, independent reviews of the best pentesting companies in 2026. Real comparisons based on accreditations, report quality, pricing, and verified client feedback.
External Penetration Testing: What It Is, What It Costs, and Who Does It Best (2026)
Complete guide to external penetration testing. Covers methodology, what testers look for, pricing, how to scope an engagement, and how to choose a provider for external pen testing.
Pen Testing Companies in London: The Definitive Guide (2026)
Compare pen testing companies in London. Independent guide covering CREST and CHECK accredited providers, pricing, services, and how to choose a penetration testing firm in London.
Penetration Testing for Startups: When to Start, What to Test, and How Much to Spend (2026)
Complete guide to penetration testing for startups. Covers when to get your first pen test, what to prioritise, SOC 2 and compliance requirements, pricing for early-stage companies, and provider selection.
Penetration Testing in Germany: Providers, Regulations, and Pricing (2026)
Complete guide to penetration testing in Germany. Covers BSI certification, NIS 2 (new BSI Act), KRITIS, TISAX, pricing in EUR, and how to choose a German pen testing provider in 2026.
VAPT Certification in Berlin: A Guide to Penetration Testing Standards in Germany (2026)
Complete guide to VAPT certification in Berlin and Germany. Covers BSI certification, IT-Grundschutz, ISO 27001, NIS 2, DORA requirements, and how to choose a certified pen testing provider.
Pen Testing Companies UK: How to Find the Right Provider (2026)
Compare the best pen testing companies in the UK. Independent guide covering CREST and CHECK accreditations, pricing, services, and how to choose a penetration testing company in the UK.
DORA First Year: Lessons from 15 Months of Threat-Led Penetration Testing
DORA's Threat-Led Penetration Testing requirements have been operational for 15 months. We cover what regulators have flagged, how TLPT differs from CBEST and TIBER-EU, and realistic costs for a full engagement.
UK Pen Test Companies List: Q1 2026 Ranking
Q1 2026 retrospective on the UK penetration testing market. Tiered ranking of accredited UK pen test companies by CREST, CHECK, CBEST, and NCSC Assured credentials, with notes on the regulatory drivers that shaped Q1 procurement.
How Often Should You Penetration Test? A Frequency Guide for 2026
How often should your business conduct penetration testing? Learn the recommended frequency based on compliance requirements, risk factors, and industry standards.
Red Teaming vs Penetration Testing: Differences and When to Use Each
Red teaming and penetration testing are not the same. Learn the differences in scope, objectives, methodology, cost, and how to decide which your organisation needs.
Penetration Testing for PCI DSS Compliance: What You Need to Know (2026)
PCI DSS requires annual penetration testing. Learn the specific requirements, scope, methodology, and how to choose a provider that meets PCI standards.
Types of Penetration Testing: A Complete Overview of Every Service Type
From web app and network pen testing to red teaming and IoT, learn about every type of penetration testing, what each covers, and which ones your business needs.
What to Look for in a Pen Testing Company: A Buyer's Guide (2026)
Choosing a penetration testing company? This buyer's guide covers accreditations, methodology, reporting quality, pricing, and the red flags to watch out for.
Penetration Testing vs Vulnerability Assessment: Key Differences Explained
Penetration testing and vulnerability assessments are different services. Learn the key differences in scope, methodology, cost, and when you need each one.
How to Prepare for a Penetration Test: A Practical Checklist (2026)
Prepare for your penetration test with this step-by-step checklist. Covers scoping, documentation, access, stakeholder comms, and what to expect on test day.
CREST vs CHECK Certification: UK Penetration Testing Accreditations Compared
CREST and CHECK are leading UK pen testing accreditations, but they serve different purposes. Learn what each means, who needs them, and how to choose.
How Much Does a Pen Test Cost in 2026? Pricing Guide with Real Ranges
Penetration testing costs from $4,000 to $200,000+. Get real pricing ranges by test type, factors that affect cost, and tips to get the best value from your budget.
What Is Penetration Testing? A Complete Beginner's Guide (2026)
Learn what penetration testing is, how it works, why businesses need it, and what to expect from a pen test engagement. A plain-English guide for beginners.