Leading banking giant, Citibank has said that it will offer new debit cards to all the customers who were affected in a recent security breach at retail form, Target.

Minneapolis-based discounter, Target Corporation has said that it will offer discounts to customers shopping in its stores on 21 and 22 December.  The massive security breach was revealed on Thursday in which hackers were able to access credit and debit card information of over 40 million target customers who shopped in stores between 27 November and 15 December.  The information stolen by the hackers were posted on the Target Corporation website and included Customer names, credit and debit card numbers including valid upto dates and three digit security codes.

Several customers of the company tried to contact the company through its website or call centres to report activity on their credit cards.  Financial institutions have assured the customers that they will not be held responsible for fraudulent activities on their cards due to the breach.  Some customers are considering filing class action lawsuits.

JPMorgan Chase announced plans to replace their customers debit cards after the initial breach was announced in December while Citibank plans to reissue all customer debit cards that were compromised in the breach.