Cardholder Data
Full magnetic stripe or the Primary Account Number (PAN), plus any of the following: •Cardholder name •Expiration date •Service Code This data needs to be protected.
Border Routers
A network device (a 'box') that sits at the edge of the network and connects the network to the rest of the world.
Backup/Backed Up
Duplicate copies of data made as protection against damage or loss, or for archiving purposes. If the original data needed protection against theft, the backups also require the same level of protection.
Authorized Devices
Devices that are known AND have given permission to be on the network in question.
Authentication/Authenticating
The process of verifying identity of a subject or process. For example, users of a computer may be forced to authenticate by showing that they know the proper password.
Audit Log
A chronological record of system events and activities. It makes possible a review or reconstruction of the entire chain of events surrounding an event or operation on the computer systems in question.
Association
Visa, MasterCard, American Express, or any other card issuer that provides cards that are accepted by merchants.
Acquirer
A financial institution that provides services for merchants who accept payment cards.