Security and privacy for technology businesses.

Software companies and developers handle some of the most sensitive data in the economy. Principle Defence helps technology organisations build security in — not bolt it on.

0 %

of cyber incidents involve a human element (Verizon DBIR 2024)

0 %

of breaches involved data stored in the cloud (IBM Cost of a Data Breach 2023)

£ 0 M

average cost of a data breach in the tech sector (IBM 2023)

The technology sector is a prime target.

Software companies, SaaS platforms, and development teams hold vast quantities of personal, financial, and operational data. A single vulnerability — unpatched code, weak authentication, a misconfigured cloud bucket — can expose millions of users and result in regulatory penalties under UK GDPR and sector-specific frameworks.

The pressure is compounding. Clients increasingly require ISO 27001 certification before signing contracts. Investors conduct security due diligence as standard. And regulators are less forgiving of organisations that build products first and think about privacy second.

Privacy by design is not just a legal requirement under UK GDPR — it is a commercial differentiator. Technology organisations that can demonstrate mature, independently verified security practices win more business, retain clients longer, and avoid the reputational damage that follows a breach.

Principle Defence works with software companies, SaaS businesses, and development teams to embed security and privacy from the ground up — through consultancy, accredited training, and ongoing leadership support.

Our Services

ISO 27001 Implementation

From gap analysis and ISMS design through to audit preparation and certification. We work with first-time applicants and organisations maintaining existing certification.

Privacy & GDPR Compliance

Privacy by design reviews, GDPR compliance gap analysis, DPIAs, records of processing activities, and data subject rights processes built for tech product teams.

Cyber Essentials & CE Plus

As a Cyber Essentials Certification Body, we support your assessment from start to finish — including pre-submission review and the external vulnerability scan.

Staff Awareness Training

Advisory support for embedding security controls into your SDLC — threat modelling, code review processes, third-party library risk, and security testing frameworks.

Virtual DPO

Expert-level security leadership without the overhead of a full-time hire. We provide strategic guidance, board reporting, and security programme ownership on a flexible basis.

Incident Response Planning

BCS-accredited and bespoke awareness training for technical and non-technical teams. Covers phishing, data handling, access control, and incident reporting.

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