Glossary

Security Code

A security code refers to specific data elements on a payment card designed to enhance the security and integrity of transactions. There are two main types of security codes: magnetic-stripe data and printed security features. These codes use secure cryptographic processes to protect the data and reveal any attempts at alteration or counterfeiting. Depending on the payment card brand, these codes have different names and functions.

Terminology by Card Brand:

Functions and Importance:

In summary, a security code is a vital component of payment card security, providing protection and verification for both magnetic-stripe data and printed features. These codes, known by various names depending on the card brand (CAV, CVC, CVV, CSC), use cryptographic processes to ensure the integrity and authenticity of card data, playing a critical role in preventing fraud and maintaining the security of payment transactions.

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