Issuer PIN Security Guidelines - Visa

Abbreviation Description
PSTN Public Switched Telephone Network
P2P Person to Person
PVV PIN Verification Value
RF Radio Frequency
RSA Rivest, Shamir and Adleman (an asymmetric encryption algorithm,
named after its inventors)
SCD Secure Cryptographic Device (as defined in ISO 13491-1)
SIM Subscriber Identification Module
SMS Short Message Service
SSL/TLS Secure Socket Layer/ Transport Layer Security
TDES Triple DES
TPP Third Party Provider
UTC Coordinated Universal Time
WAN Wide Area Network
Terminology The following table provides definitions of the key terms used in this manual .
Term Definition
Account Data (PCI definition) At a minimum, account data contains the full
PAN and (if present) any elements of sensitive authentication
data . The following are also considered to be account data
if sent in conjunction with the PAN: cardholder name,
expiration date or service code .
Account holder See cardholder .
Account issuer The entity with which the cardholder has an account used to
make payments . For single application cards, this is the same
as the card issuer .
Associated data All data associated with a PIN, including cardholder data .
(See Cardholder Data)
Authenticity The property of data or an entity that identifies origin .
Best practice Security techniques that reduce risk at a practical cost .
Call center A facility for managing telephone requests .
Issuer PIN Security Guidelines 9
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