The move is likely because the wireless industry has yet to adopt a standard for law enforcement agencies to monitor e-mail traffic between handheld devices, which is required under federal wire-tap rules.
The FCC has set a deadline of 30th September for the wireless industry to submit proposals for the use of carnivore over its networks.
The security of information passing across wireless networks was called into question earlier this week with the release on the internet of software called AirSnort. This software aids the interception and decryption of data sent across wireless local area networks.