Wireless identity module (Used by wireless application protocols)
WIM is a file extension for a Wireless Identity Module file format used for Wireless Application Protocols (WAP) on a SIM card. WIM supports digital signatures to verify authenticity.
WAP is a specification for a set of communication protocols that standardizes how wireless devices, such as cell phones and radio transceivers, can be used for Internet access.
Learn more about WIM files:
IT Knowledge Exchange has questions and answers about WAP.
SearchMobileComputing.com provides learning resources about mobile basics.
The Open Mobile Alliance provides WAP specifications.
This was last updated in July 2010