Account Data Compromise Event

Account data compromise event is an event in which account data may have been compromised that could lead to unauthorized use of the cardholder's account. An account data compromise event does not mean that account data was wrongfully disclosed or used, but that account data may have been wrongfully disclosed or used.

Voice Authorization Center

Voice authorization center is an operator-staffed center that handles telephone authorization requests from merchants who do not have electronic point of sale (POS) terminals or whose electronic terminals are temporarily not working, or for transactions where special assistance is required. Voice authorization centers also handle manual authorization requests and Code 10 calls.

Voice Authorization

Voice authorization is an authorization obtained by calling a voice authorization center.

VisaNet Processor

VisaNet processor is a processor directly connected to VisaNet. See also: Processor.

Visa ReaderCleaner

Visa ReaderCleaner is a specially treated card that effectively removes dirt, magnetic oxides, and other contaminants from concealed magnetic heads in Point of Sale (POS) terminals. The heads should be kept clean so that Visa cards can be swiped and their magnetic stripes read quickly and easily, thus avoiding key-entered transactions.