The UK government has stated that iPhones are banned for official business, limiting users to BlackBerry smartphones.

"A Whitehall iPhone embargo is in place because encryption and electronics experts at the Cheltenham-based eavesdropping agency GCHQ have not so far approved the device for secure official business," writes The Register's Chris Williams.

"Government BlackBerries use Triple DES and Advanced AES for data in transit, and AES to scramble locally stored data," Williams writes. "They are assured to communicate official material up to the Restricted level, where a breach is considered undesirable but not damaging to national security."

Click here to read the article at The Register.