| ITIL v2 | ITIL v3 |
| It focuses on the product, the process, and the people | It focuses on a product, process, people, and partners |
| The version provides a process-oriented approach | The release provides a lifecycle-based approach |
| Security management is part of the assessment | Security management is a completely separate process |
| It focuses on the design and strategy of services | Equal attention to all processes |
| It has 10 processes and 2 functions | It has 26 processes and 4 functions |
