Ubuntu 12.04 LTS has topped a British security agency’s security assessment of mobile and desktop operating systems being the only operating system to fully pass 9 of the 12 listed security recommendations. GCHQ‘s information security arm ‘CESG’ evaluated the security strengths and weaknesses of eleven of the most popular “end user” OSes to offer practical advice on how Government and Public Sector organisations should go about deploying devices that use them.