IT asset is anything, tangible or intangible, that can be used by a firm in its processes for creating, producing and/or offering its products (IT infrastructure is an asset).
IS infrastructure:
It includes data, technology, people, and processes.
The infrastructure provides the foundation for the delivery of a firm’s products or services.
Information repository.
Logically-related data that is captured, organized and retrievable by the firm.
Web 2.0 assets now include resources used but not owned by the firm (eBay, Facebook, etc.).