This invention discloses a system and method for selective erasure, encryption and or copying of data on a remote device if the remote device has been compromised or the level of authorization of a roaming user in charge of the remote device has been modified....http://www.google.co.uk/patents/US8012219?utm_source=gb-gplus-sharePatent US8012219 - System and method for preventing access to data on a compromised remote device
System and method for preventing access to data on a compromised remote device