An advance into enemy territory, an attempted invasion; an encroachment, an incursion.
Often followed by in, into, or on: initial progress made toward accomplishing a goal or solving a problem.
Coverage.
A means of keeping or remaining safe.
The process of keeping (something or someone) safe.
The state of being safe.
An instance of a security token associated with a resource (such as a file).
Restrictions on foreign competitors which limit their ability to compete with domestic producers of goods or services.
A means, such as a condom, of preventing pregnancy or sexually transmitted disease.
Immunity from harm, obtained by illegal payments, as bribery or extortion.