New Delhi, Feb. 11 -- Credit cards can be a great option if you want to avail rewards and cashbacks every time you make you an expense. However, you do not plan your transactions wisely, credit cards can be your worst financial nightmare and make you fall for a debt trap.

If you have an HDFC Bank credit card and due to some reasons your card is blocked for further use, you can get your card unblocked by following these steps.

Non-payment of dues: A failure to make regular payments or default on minimum payments will cause your credit card to become blocked.

Suspicious activity: The bank will block your card if they detect suspicious activity or unusual transactions indicating fraud.

Lost or stolen card: The bank blocks your card when ...