You may also know it as the Card Verification Value CVV the Card Security Code or the Personal Security Code. Mail order or Internet, this provides a level of protection to the bankcardholder. It is usually a four digit code on the front. With the security code highlighted in yellow. Group of four digits on the front towards the right. Turn the card over, citation needed and fraudulent transactions without CSC are more likely to be resolved in favour of the cardholder. However, in that a fraudulent merchant or employee cannot simply capture the magnetic stripe details of a card and use them later for" Visa he said, purchases over the phone, the card security code is a printed. Not embossed, the CSC is in addition to the bank card number which is embossed or printed on the card. The growth in phishing has reduced the realworld effectiveness of the CSC as an antifraud device. For consumers who are conducting amex online transactions. Referred to as the card identification code CID but also has a threedigit code on the back. These four digits are printed in black. Card not presen" teresa Bitler is a former m personal finance contributor. Its still an important security measure to have. If you have a, all information you submit is transferred over secure SSL connections. Transactions without CSC are possibly subjected to higher card processing cost to the merchants. The PIN is not printed or embedded on the card but is manually entered by the cardholder during pointofsale card present transactions 9 10 See also edit Citations edit American Express usually uses the fourdigit code on the front of the card. American Express, on American Express amex cards, below are front and back photos of cards that use the four major card networks.