Providing a credit or debit card CSC number helps prevent fraud, especially when a culprit doesn’t have access to the code because they stole a credit or debit card number and don’t have the ...

Other common names for it include Card Security Code (CSC), Card Verification Code (CVC or CVC2) and Card Identification Number (CID). Typically, you need this code when you're making a payment ...

Your credit card's security code is a three- or four-digit number that helps protect you against credit card fraud. Learn how to find it and why it's important.

An ever-changing security code could prevent credit card fraud and thefts. By Avery Thompson Published: Oct 03, 2016 12:52 PM EDT. Save Article. Hero Images // Getty Images.