The UK government’s Communications-Electronics Security Group tested the new BB10 OS. The tests were carried out by the UK Government’s Communications Security Group, which ratifies hardware and software for use in official capacities. BlackBerry has confirmed claims that CESG stamped a big “FAIL” in red in across the BB10s application. The previous BB 7.1 OS was passed for used in senior governmental positions, but the latest BB10 software has failed to meet certain security criteria.”]
Source: https://gizmodo.com/bb10-fails-the-uk-governments-high-security-testing-5991470