validation(The process of confirming that data passing into the system is correct and complies with predefined rules, definitions, or parameters); verification(A part of the compilation process in which code is checked for conformance to a specific set of rules defined to allow proof of certain security requirements. The common language runtime can verify Common Intermediate Language (CIL))
authenticate(To determine the identity of the entity that signed a message (entity authentication), or to verify that a message was not altered (data authentication)); validate(To compare files on local volumes with their associated data in secondary storage by Remote Storage. Validating files ensures that all the files on the managed volumes point to valid and correct data in remote storage. It also recalculates volume statistics)
