Penetration Testing · Portsmouth, United Kingdom

Penetration Testing in Portsmouth

CREST-aligned penetration testing delivered for teams in Portsmouth, United Kingdom. CREST-aligned penetration testing for web apps, APIs, internal networks and cloud environments — findings ranked by exploitability, not just CVSS.

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Median time-to-first-finding under 6 hours — across Basalt engagements in the past 12 months.

Common pains in Portsmouth

Audit-driven testing that misses real attack chains
Findings without business context or fix guidance
Retesting that takes weeks to schedule

How we engage

Scoped engagement plan with rules of engagement
Findings prioritised by exploitability and blast radius
Executive summary suitable for the board and regulators
Free retest of fixes within 90 days

Local context

Basalt delivers penetration testing to organisations across Portsmouth and the wider South East region (population ~210k). Our delivery model combines remote operators with on-site work for sensitive engagements, and accounts for the realities of the local defence, maritime sector.

Why Basalt for penetration testing in Portsmouth

Senior-led delivery

Every Portsmouth engagement is led by a senior consultant — no junior pipelines, no resold capacity. British clients deal directly with the operators doing the work.

Mapped to United Kingdom context

Findings and roadmaps reference the regulatory environment your business actually operates in — Privacy Act, ASD Essential Eight, NCSC guidance, MAS TRM, as relevant.

On the frontier

Our active testing library tracks the threats Basalt sees across NZ, AU, UK and Singapore — including AI-augmented attack chains that most regional providers haven’t mapped yet.