‘Probably the only place where a man can feel really secure is in a maximum security prison, except for the imminent threat of release.’
A release is an authorised and tested change to the IT infrastructure or service. A set of new files that upgrade an anti-virus program from Version 1 to Version 2 can be called a release. A techie may view this as a bunch of files to be copied from a DVD into a production file server, but, from the ITIL perspective, it is a release because the change management team has approved copying of the files to the specified file server.
The ITIL definition of a release is:
‘One or more changes to an IT service that are built, tested and ...