Use of cryptography

Rules for the effective use of cryptography, including cryptographic key management, should be defined and implemented.

Purpose

To ensure proper and effective use of cryptography to protect confidentiality, authenticity and integrity of information.

Implementation Guidance

Define cryptography policy and standards

Use strong, approved cryptographic algorithms

Implement encryption for data at rest and in transit

Establish key management procedures

Use TLS for network communications

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Cloudflare

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Microsoft 365

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ISO 27001 Services from the Directory

These providers can help you implement A.8.24 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

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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.

View all ISO 27001 services