This portal (kolkatamadresah.com) only stores the following information:
The portal DOES NOT collect or store any financial information entered by the parents such as credit card / debit card info, net banking details, OTPs, etc. Any such information is entered by the parent directly on ICICI's RazorPay payment gateway. The Madresah Tayebiyah Society, or it's staff, or the developers of this portal are not responsible for any loss or misuse of this information.