Also known as: RA#, RA...
RA has various meanings in the Computing category. Discover the full forms, definitions, and usage contexts of RA in Computing.
This is an advisory from a Traffic Collision Avoidance System (TCAS) given to the flight crew recommending either a manoeuvre intended to provide separation from all traffic threats or a manoeuvre restriction intended to maintain existing separation.
ComputingA registration authority (RA) is an authority in a network that verifies user requests for a digital certificate and tells the certificate authority (CA) to issue it. RAs are part of a public key infrastructure (PKI), a networked system that enables companies and users to exchange information and money safely and securely. The digital certificate contains a public key that is used to encrypt and decrypt messages and digital signatures.
ComputingAn onboard radar for determining the altitude of an aircraft above an underlying surface.
ComputingThe difference between the highest and lowest values of a measurable attribute of the output of a process. An area between two limits within which a quantity is measured, stated in terms of a lower and upper limits. The categorization of an attribute into different segments. The set of values that a quantity or function may take.
ComputingExamination of information to identify the risk to an information system.
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