Secure system architecture and engineering principles
Principles for engineering secure systems should be established, documented and maintained and applied to information system development activities.
Purpose
To ensure systems are designed with security in mind using established security principles.
Implementation Guidance
Apply security design principles (defense in depth, least privilege, fail secure)
Document system architecture and security controls
Review architecture for security weaknesses
Separate security-critical components
Design for resilience and recovery
Recommended Tools
Notion
All-in-one workspace for documentation, policies, and knowledge management. Perfect for startups to manage all ISO 27001 documentation.
Confluence
Enterprise-grade documentation and collaboration platform by Atlassian. Integrates well with Jira for larger organizations.
GitHub
Leading platform for version control and code collaboration. Essential for software development teams.
ISO 27001 Services from the Directory
These providers can help you implement A.8.27 and achieve ISO 27001 certification.

Advisera
Provider of ISO 27001 documentation, training, and consultancy services to help businesses achieve compliance.

Anecdotes
Enterprise agentic GRC platform with 230+ integrations and 40+ pre-mapped frameworks for Fortune 500 compliance programs.

Arrow Cyber Advisors
Arrow Cyber Advisors enables organizations to build measurable cybersecurity maturity and resilience. We specialize in governance, risk and compliance advisory, providing clear security direction, maturity benchmarking, and execution support tailored to regulated and high-risk environments.

Atoro
Atoro offers specialized ISO 27001 certification services for SaaS companies, simplifying compliance with expert tools.

AuditBoard
Enterprise connected risk platform trusted by over 50% of the Fortune 500 for audit, risk, and compliance management.

Bitsecura
*** Helping Businesses Achieve Compliance & Certification Success *** Bitsecura is a IT governance, risk, and compliance (GRC) firm specialising in helping organisations protect their critical assets, navigate complex regulatory landscapes, and build sustainable cybersecurity frameworks. With over 20 years of industry experience, we offer strategic guidance, bespoke solutions, and operational support that align seamlessly with your business objectives. Our commitment to practical innovation and long-term partnerships ensures that working with Bitsecura not only strengthens your current security posture, but also builds a lasting foundation for future resilience.
Related Controls
Other controls in Technological Controls
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