Secure Software Development Policy

CIAO ESSENTIAL — POLICY
C-AO/POL/CAO-480:2026 PUBLIC
Secure Software Development Policy
CAO-400 Cybersecurity sub-policy (CAO-480) — auto-drafted, pending panel review
Date Issued  22 June 2026
Review Date  22 June 2027
Cite as: CIAO Standard. (2026). Secure Software Development Policy. v1.1.3.7. C-AO/POL/CAO-480:2026. www.c-ao.com

1 · Purpose

This policy establishes the requirements for secure software development policy within the CAO-400 Cybersecurity. It gives effect, in a single harmonised instrument, to the control objectives upon which recognised standards converge for this area.

2 · Scope

This policy applies to all information, systems, services, personnel and third parties within the scope of the management system.

3 · Policy statements

3.x · CAO-480 Policy Controls

outlinesatisfies·solidpartial·greyinforms

The organisation shall establish, implement and maintain a coherent and effective approach to secure software development, giving effect to the organisational control objectives set out below.

COBIT 2019ISO/IEC 27001ISO/IEC 27002ISO/IEC 27017ISO/IEC 27036-2ITIL 4NIS2NIST SP 800-53PCI-DSS v4.0.1

3.1 · CAO-481 Secure Development Lifecycle

The organisation shall establish, implement and maintain effective Secure Development Lifecycle, giving effect to the organisational controls set out below.

COBIT 2019ISO/IEC 27001ISO/IEC 27002ISO/IEC 27017ISO/IEC 27036-2ITIL 4NIS2NIST SP 800-53PCI-DSS v4.0.1

3.1.x · CAO-481 Organisational Controls

Essential taster — a preview of the Professional depth for this high-density control area.

Professional tier required. The organisational control objectives that decompose this area, and the technical controls beneath them, are revealed at Professional tier and above. Log in or view options ↗

3.2 · CAO-482 Secure Coding

The organisation shall establish, implement and maintain effective Secure Coding, giving effect to the organisational controls set out below.

ISO/IEC 27001ISO/IEC 27002NIST SP 800-53PCI-DSS v4.0.1

3.2.x · CAO-482 Organisational Controls

Essential taster — a preview of the Professional depth for this high-density control area.

Professional tier required. The organisational control objectives that decompose this area, and the technical controls beneath them, are revealed at Professional tier and above. Log in or view options ↗

3.3 · CAO-483 Security Requirements and Architecture

The organisation shall establish, implement and maintain effective Security Requirements and Architecture, giving effect to the organisational controls set out below.

ISO/IEC 27001ISO/IEC 27002ISO/IEC 27036-2NIST SP 800-53

3.3.x · CAO-483 Organisational Controls

Professional tier required. The organisational control objectives that decompose this area, and the technical controls beneath them, are revealed at Professional tier and above. Log in or view options ↗

3.4 · CAO-484 Security Testing in Development

The organisation shall establish, implement and maintain effective Security Testing in Development, giving effect to the organisational controls set out below.

ISO/IEC 27001ISO/IEC 27002ITIL 4NIST SP 800-53PCI-DSS v4.0.1

3.4.x · CAO-484 Organisational Controls

Professional tier required. The organisational control objectives that decompose this area, and the technical controls beneath them, are revealed at Professional tier and above. Log in or view options ↗

3.5 · CAO-485 Development Environment Security

The organisation shall establish, implement and maintain effective Development Environment Security, giving effect to the organisational controls set out below.

ISO/IEC 27001ISO/IEC 27002

3.5.x · CAO-485 Organisational Controls

Professional tier required. The organisational control objectives that decompose this area, and the technical controls beneath them, are revealed at Professional tier and above. Log in or view options ↗

4 · Roles & responsibilities

5 · Compliance, monitoring & review

Compliance with this policy is mandatory. This policy is reviewed at least annually, or upon significant change to the threat, regulatory or technological environment. Exceptions require documented risk acceptance by the accountable owner.

● LIVE CONTENT  ·  Verified 11 July 2026 at 17:36 UTC  ·  Version 1.1.3.7  ·  Always current at c-ao.com  ·  © CIAO Standard Secretariat 2026

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