ACK A signal used to indicate acknowledgement.
AES Advanced Encryption Standard, based on the Rijndael algorithm.
AIK Attestation Identity Keys, used in remote authentication of the hardware state of a system. The AIKs are based on Endorsement Keys and are hardware-specific.
ANSI Standard American National Standards Institute, an international standards organization.
ARC4 An acronym for “Alleged Rivest Cipher 4,” an unauthorized and unconfirmed implementation of the Rivest Cipher.
ASC File An ASCII text file of a specific format, sometimes used to transmit seed conditions for Pseudo Random Number Generators to remote users.
ASIC Application Specific Integrated Circuit, a computer chip created to run a specific algorithm.
Attack Space A term representing the mathematical estimate of how many guesses (on average) it would take to find a key.
Attestation The reporting of the integrity of a trusted platform using attestation keys.
Authentication The process of confirming the identity of a person as authentic.
Back Door A hidden access point to the inner workings of a system, usually in reference to a hardware test pin or a software security bypass path.
Beta Particle A high energy electron or positron emitted as part of the nuclear decay process.
BIOS An acronym for Basic Input Output System, the BIOS is code that runs first when starting a computer.
Birthday Paradox Refers to the surprising mathematical result that only 25 or so people are needed to reach a ...