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A Common Access Card (CAC). The common access card, also commonly referred to as the CAC, is the standard identification for active duty United States defense personnel. The card itself is a smart card about the size of a credit card. [1] Defense personnel that use the CAC include the Selected Reserve and National Guard, United States ...
FIPS 201 ( Federal Information Processing Standard Publication 201) is a United States federal government standard that specifies Personal Identity Verification ( PIV) requirements for Federal employees and contractors. In response to HSPD-12, the NIST Computer Security Division initiated a new program for improving the identification and ...
The card stores an encrypted digital certificate issued from the PKI provider along with other relevant information. Examples include the U.S. Department of Defense (DoD) Common Access Card (CAC), and other cards used by other governments for their citizens. If they include biometric identification data, cards can provide superior two- or three ...
Cryptographic log on. Cryptographic log-on (CLO) is a process that uses Common Access Cards (CAC) and embedded Public Key Infrastructure (PKI) certificates to authenticate a user's identification to a workstation and network. It replaces the username and passwords for identifying and authenticating users.
Common Problems. "The CAC card is far from perfect due to design flaws. The microchip can be damaged easily from foriegn objects scratches such as sand. Looking at the card at a more technical level, the cards have certificate issues where users can't log on even through their computers are setup correctly.
Authorization certificate. In computer security, an attribute certificate, or authorization certificate ( AC) is a digital document containing attributes associated to the holder by the issuer. [1] When the associated attributes are mainly used for the purpose of authorization, AC is called authorization certificate. AC is standardized in X.509.
Definition. A digital signature scheme typically consists of three algorithms: A key generation algorithm that selects a private key uniformly at random from a set of possible private keys. The algorithm outputs the private key and a corresponding public key. A signing algorithm that, given a message and a private key, produces a signature.
Multi-factor authentication ( MFA; two-factor authentication, or 2FA, along with similar terms) is an electronic authentication method in which a user is granted access to a website or application only after successfully presenting two or more pieces of evidence (or factors) to an authentication mechanism.