ITIL
Global best-practice framework for IT service management
ISO 27017
International code of practice for cloud security controls
Quick Verdict
ITIL provides flexible ITSM best practices for aligning IT with business, while ISO 27017 offers cloud-specific security guidance within ISO 27001. Companies adopt ITIL for service efficiency and ISO 27017 for cloud risk management and compliance assurance.
ITIL
ITIL 4 IT Service Management Framework
Key Features
- Service Value System enabling end-to-end value co-creation
- 34 flexible practices across general, service, technical management
- Seven guiding principles focusing on value and iteration
- Four dimensions balancing organizations, technology, partners, processes
- Continual improvement model integrated throughout framework
ISO 27017
ISO/IEC 27017:2015
Key Features
- Clarifies shared responsibilities between CSPs and CSCs
- Introduces 7 additional cloud-specific CLD controls
- Provides guidance for 37 ISO 27002 cloud adaptations
- Addresses multi-tenancy and virtual environment segregation
- Enables customer monitoring of cloud service activities
Detailed Analysis
A comprehensive look at the specific requirements, scope, and impact of each standard.
ITIL Details
What It Is
ITIL 4, the current version of the ITIL framework, is a set of best-practice guidelines for IT Service Management (ITSM). Originally from the UK's CCTA in the 1980s, it evolved from prescriptive processes to a flexible, value-driven approach. Its primary purpose is aligning IT services with business objectives across the full lifecycle, emphasizing value co-creation via the Service Value System (SVS).
Key Components
- **Service Value System (SVS)Integrates guiding principles, governance, service value chain, 34 practices, and continual improvement.
- 34 practices categorized as 14 general management, 17 service management, 3 technical management.
- Seven guiding principles (e.g., focus on value, progress iteratively).
- **Four dimensionsOrganizations/people, information/technology, partners/suppliers, value streams/processes.
- Certification via PeopleCert from Foundation to Strategic Leader.
Why Organizations Use It
Organizations adopt ITIL for cost efficiencies, reduced downtime, improved alignment (87% global adoption), risk mitigation (e.g., cyber resilience), and integrations with DevOps/Agile. It boosts customer satisfaction, ROI (up to 38:1), and career certifications, enhancing reputation.
Implementation Overview
Phased via 10-step roadmap: assessment, gap analysis, training, tool integration (e.g., CMDB). Suited for enterprises/SMEs across industries/geographies; voluntary with optional certification. Tailor practices iteratively to avoid complexity.
ISO 27017 Details
What It Is
ISO/IEC 27017:2015 is an international code of practice for information security controls in cloud services. It extends ISO/IEC 27002 with cloud-specific guidance for CSPs and CSCs, using a risk-based approach within ISO 27001 ISMS to address shared responsibilities and multi-tenancy.
Key Components
- Guidance for 37 ISO 27002 controls adapted to cloud contexts
- 7 new CLD controls (e.g., roles delineation, VM segregation, hardening)
- Built on ISO 27001/27002; assessed via ISO 27001 certification
Why Organizations Use It
- Clarifies CSP-CSC responsibilities, reducing cloud risk gaps
- Supports regulatory alignment (GDPR, CCPA) and procurement demands
- Provides competitive differentiation, stakeholder trust, reputation boost
Implementation Overview
- Integrate into ISO 27001 ISMS through risk assessment and mapping
- Activities: responsibility matrices, config hardening, monitoring setup
- Suits CSPs/CSCs globally; joint audits take 9-12 months
Key Differences
| Aspect | ITIL | ISO 27017 |
|---|---|---|
| Scope | ITSM best practices, service lifecycle | Cloud-specific security controls |
| Industry | All industries worldwide, any size | Cloud providers/customers, global |
| Nature | Flexible best-practice framework | Guidance code for ISO 27001 ISMS |
| Testing | No formal certification, self-assess | Audited within ISO 27001 certification |
| Penalties | No penalties, loss of best practices | No direct penalties, certification loss |
Scope
Industry
Nature
Testing
Penalties
Frequently Asked Questions
Common questions about ITIL and ISO 27017
ITIL FAQ
ISO 27017 FAQ
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