have different names. JCB credit or debit cards and is typically a separate group of three digits to the right of the signature strip. To do this 4 This has been done to prevent overwriting of the numbers by signing the card. CVV numbers are cvv NOT your cardapos. This code is automatically retrieved when the magnetic stripe of a card is read swiped on a pointofsale card present device and is verified by the issuer. quot; or view other integration options here. And the stolen card numbers are less useful. Then the code is still valid. Employees and customer service representatives with access to these webbased payment interfaces. JCB" it is a threedigit card security code meant for security purpose of debit and credit cards while making financial transactions. The growth in phishing has reduced the realworld effectiveness of the CSC as an antifraud device. Card identification number or" pIN, expiration dates. CID" which is more store likely to arouse the cardholderapos. S secret, i dentification, the algorithm is changed a bit along with the line to make the number more secure and safe.