RA Military Abbreviation

Risk Assessment

Process of analyzing threats to and vulnerabilities of an information system, and the potential impact resulting from the loss of information or capabilities of a system. This analysis is used as a basis for identifying appropriate and cost-effective security countermeasures.

Radar Altitude

The altitude of an aircraft as determined by radar–type radio altimeter thus the actual distance from the nearest terrain feature.

Radio Access

Ranger

Receipt and Acceptance

Recruiting Assistants

Remote Authentication

Requesting Agency

Requirements Analysis