Days after India's largest banking security breach came to light, the Cyber Crime Cell of Maharashtra Police has written to several banks seeking information on fraudulent withdrawals. The Cyber Crime Cell has informed that even though incidents of data security breach started surfacing some two months back; yet none of the banks have filed a police complaint. <br/><br/>AIR correspondents reports that even after the reports of fraudulent withdrawls from 19 banks so far amounting to 1.3 crore, not a single bank has come forward to register a police complaint. A few customers have claimed that their cards were fraudulently used in China and the US while they were in India. But these claims are not taken seriously by the banks. <br/><br/>According to the experts Indian Banks are not taking enough precautions to safeguard their customers using online transactions and this has become a matter of concern. <br/><br/>In the light of the ongoing incidences it has become necessary for the banks to alert their customers and also to take help from the cyber experts to avoid the fraudulent withdrawls. <br/><br/>That is why the Cyber Crime Cell of Maharashtra Police has written to the banks and banks will have to respond quickly considering the seriousness of the matter.