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Penetration Testing Services by Blackbox Pentesters
Safeguard your business with expert-led penetration testing, including red teaming, physical intrusion testing and more....
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Safeguard your business with expert-led penetration testing, including red teaming, physical intrusion testing and more....
At BlackBox Pentesters, our mission is to elevate the standard of penetration testing and redefine what credible security assurance should deliver. True cybersecurity goes beyond scanning for vulnerabilities, it requires understanding adversarial behaviour, exposing real risk, and enabling organisations to build sustained resilience through advanced methodologies, including red teaming and physical intrusion assessments.
We are committed to making high-quality, manual penetration testing attainable for organisations of every size. Security shouldn’t be a luxury reserved for enterprise budgets — it is a fundamental requirement for any organisation that values trust, integrity, and operational continuity. Incorporating sophisticated social engineering techniques into our assessments ensures a complete, real-world evaluation of security posture.
We embrace innovation and proactive thinking, going further than automated tools ever can, emulating real adversary behaviours, and transforming insights into practical improvements. Guided by our core principles of transparency, technical excellence, and fair, ethical pricing, we empower our clients with security testing that delivers measurable confidence and lasting resilience.

Rogue Device & Covert Camera Sweep

Free Vulnerability Assessments

Scoping Assessment

Source Code Review

Social Engineering

PCI DSS Services

IoT Penetration Testing

Configuration Review & Security Posture Assessment

Cloud Security Assessment

Cyber Essentials

Network Infrastructure Penetration Testing

Post Assessment Remediation

Application Penetration Testing

Cyber Risk Advisory

Physical Intrusion Testing

Adversary Simulation & Red Teaming
We deploy only true specialist, professionals who’ve spent years uncovering real-world security failure, to elevate your organisation’s security posture.
Our team doesn’t simply tick off findings. We reveal the weaknesses attackers would weaponise first.
Backed by decades of hands-on operations, advanced technical capability, and refined methodologies, we deliver assessments that don’t just produce report, they build resilience.
From red teaming and network exploitation to physical intrusion, cloud compromise, and expert-led training… every engagement is executed ethically, safely, and to the highest professional standard.
Is no longer a luxury for mature organisations, it’s essential.
Modern attackers don’t rely on a single weakness. They combine physical intrusion, social engineering, technical exploitation, and behavioural manipulation to defeat security controls and gain access to the systems and spaces that matter.
A Red Team engagement replicates this full-spectrum threat. It tests your organisation’s defences the same way an adversary would: quietly, persistently, and with a clear objective.
Every organisation has blind spots. A single gap in process, access control, or staff awareness can create an entry point that bypasses your entire security stack.
BlackBox Pentesters conducts realistic, goal-driven Red Team operations that expose these weaknesses before an attacker does.
We evaluate your physical security, people, and technology together, not in isolation and deliver clear, actionable insights that strengthen your resilience end-to-end.
Corporate training days and full development courses, led by seasoned experts.
Our hands-on training is built by professionals who’ve spent years in the field conducting real-world security assessments.
Each session combines live demonstrations, psychological insight, and tested methodologies that prepare teams to recognise, prevent, and respond to modern threats.
Whether it’s physical intrusion awareness, social engineering defence, or corporate security maturity, every course is designed to strengthen both technical knowledge and human awareness.
We understand that every organisation has unique requirements. Get in touch with us, and a member of our team will respond as soon as possible, ready to assist you with your needs.
124 City Road, London EC1V 2NX, UK
Open today | 08:00 – 18:00 |
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We are currently hiring for multiple sales roles, and we’re looking for people who back their own potential. If you’re ready to bet on yourself, embrace the grind, and chase big results, this is where you take your career to new heights.
Start by applying here and attaching your resume. If you have the drive, we’ll give you the platform, the support, and a brand you can be proud to represent.
" A credible assessment of our resilience. BlackBox demonstrated how quickly a determined adversary could bypass controls we trusted. A critical reality-check for leadership".
CISO, UK Financial Services
" BlackBox delivered a clear view of endpoint risk and exploitability. Their insights directly shaped our prioritisation and strengthened our preventative security posture ".
Head of Cyber Defence, Global Insurance Group
"The awareness and behavioural change across our workforce was immediate. Engaging, eye-opening training that finally shows staff what modern attackers actually do".
Director of Security Operations, National Healthcare Provider
"Blackbox showed us where our people could be manipulated and helped implement controls that genuinely reduce social-driven compromise".
Security Manager, Utilities Sector
" They pinpointed configuration and access risks with clear business context. Remediation actions aligned seamlessly with architecture and compliance priorities".
CTO, Technology & SaaS Organisation

Meet every regulatory requirement with ease.
Simplify reporting, automate audits, and build a culture of proactive security - with fewer sleepless nights
A cutting-edge security and compliance automation SaaS solution designed to simplify and accelerate your company’s compliance process.

Unlock new revenue by offering world-class cybersecurity services.
Partner with BlackBox Pentesters and gain access to:
✔ Premium penetration testing & red-team services
✔ Physical intrusion specialists
✔ White-label delivery for your clients
✔ Full sales + technical support
✔ High margins and recurring business
Strong partnerships build stronger security.
Join us and let’s grow together.

No catch. No sales traps.
Just real insight into where attackers could get in:
External Vulnerability Assessment
Internal Assessment via secure VPN
Web Application Vulnerability Review
Automated OSINT Exposure Check