Assertion: multilevel security | /r/CapableOf | prevent user
Facets:
value: from obtaining access to information
type: TRANSITIVE-OBJECT
Source sentences:
text: Multilevel security or multiple levels of security (MLS) is the application of a computer system to process information with incompatible classifications (i.e., at different security levels), permit access by users with different security clearances and needs-to-know, and prevent users from obtaining access to information for which they lack authorization.