loopholes

LinuxDevices: " A Google Android engineer publicly defended the relative ease with which Android phones can be rooted, arguing that the loopholes used by modders do not reflect flawed Android security defenses."

Groklaw: "Is it safe to go back in the water now, as so many have been saying? FSF says no, that the "promise is full of loopholes, and it's nowhere near enough to make C# safe." The article also offers to help Microsoft get it right, if it is sincere in wishing to really reassure FOSS users it doesn't intend to sue them for using Mono."

Free Software Foundation: "You might think this means it's safe to write your software in C#. However, this promise is full of loopholes, and it's nowhere near enough to make C# safe."