🧩 1. ITIL Framework
(Information Technology Infrastructure Library)
🔹 What is ITIL?
- ITIL is a framework for IT Service Management (ITSM).
- It helps align IT services with business needs.
- Goal: Deliver value to customers and ensure continuous improvement.
- Widely used by banks and IT service companies to maintain quality service.
🔹 5 Phases of the ITIL Service Lifecycle
| Phase | Purpose | Key Terms / Focus |
|---|---|---|
| 1. Service Strategy | Decide what services to offer and why. | Value creation, Service Portfolio, Financial Management. |
| 2. Service Design | Design services to meet business needs. | Service Level Agreements (SLAs), Capacity & Availability Management. |
| 3. Service Transition | Build and deploy new or changed services. | Change Management, Release & Deployment Management. |
| 4. Service Operation | Manage day-to-day IT services. | Incident, Problem & Event Management. |
| 5. Continual Service Improvement (CSI) | Review and improve services regularly. | PDCA (Plan–Do–Check–Act) cycle. |
🔹 Important ITIL Processes
| Process | Meaning |
|---|---|
| Incident Management | Fix issues quickly and restore service ASAP. |
| Problem Management | Find root causes to prevent future incidents. |
| Change Management | Manage changes safely with minimum risk. |
🧠 Memory Tip:
ITIL = Service Lifecycle (SDTOS) → Strategy → Design → Transition → Operation → CSI
🧩 2. COBIT Framework
(Control Objectives for Information and Related Technologies)
🔹 What is COBIT?
- A framework for IT Governance and Management.
- Ensures IT supports business goals and delivers value.
- Used by banks and regulators to make sure IT is controlled, compliant, and effective.
🔹 Key Principles of COBIT
| Principle | Meaning |
|---|---|
| 1. Meeting Stakeholder Needs | Align IT objectives with business goals. |
| 2. Covering the Enterprise End-to-End | Apply governance to all IT processes. |
| 3. Single Integrated Framework | Works with other standards (e.g., ISO, ITIL). |
| 4. Holistic Approach | Focus on 7 enablers — People, Policies, Processes, Information, Culture, Services, Infrastructure. |
| 5. Separation of Governance & Management | Governance = Decide direction; Management = Execute tasks. |
🧠 Memory Tip:
COBIT = Control + Governance = Alignment of IT & Business
🔹 COBIT 5 Domains (Main Areas)
| Domain | Focus Area |
|---|---|
| Governance of Enterprise IT (GEIT) | Evaluate, Direct, Monitor (EDM). |
| Align, Plan, Organize (APO) | Strategy & planning. |
| Build, Acquire, Implement (BAI) | Building and implementing solutions. |
| Deliver, Service, Support (DSS) | Delivering and maintaining IT services. |
| Monitor, Evaluate, Assess (MEA) | Checking performance and compliance. |
🧠 Memory Tip:
COBIT Domains = EDM → APO → BAI → DSS → MEA
⚖️ 3. ITIL vs COBIT – Key Differences
| Aspect | ITIL | COBIT |
|---|---|---|
| Full Form | Information Technology Infrastructure Library | Control Objectives for Information and Related Technologies |
| Focus | IT Service Management | IT Governance & Control |
| Approach | Operational – “How IT delivers services” | Strategic – “How IT aligns with business” |
| Purpose | Deliver quality IT services | Ensure IT adds value and meets goals |
| Used By | IT service managers, helpdesk, operations | Top management, auditors, governance teams |
| Example | Managing incidents, changes, problems | Setting IT policies, compliance, audit framework |
🧠 Quick Trick:
ITIL = How IT Works
COBIT = Why IT Works (and under whose control)
⚡ 4. Super Quick Revision Keywords
| Framework | Core Idea | Keywords |
|---|---|---|
| ITIL | IT Service Management | Strategy → Design → Transition → Operation → CSI |
| COBIT | IT Governance & Control | EDM → APO → BAI → DSS → MEA |
✅ In One Line Summary:
ITIL focuses on efficient service delivery,
while COBIT ensures IT governance and compliance.
Together, they help banks and organizations deliver reliable IT services that are secure, compliant, and aligned with business goals.