Prevent Unauthorised transactions in your account. Stock Brokers can accept securities as margin from clients only by way of pledge in the depository system w.e.f. September 01, 2020. Update your email id and mobile number with your stock broker / depository participant and receive OTP directly from depository on your email id and/or mobile number to create pledge as well as for mobile no and for email id updation.Receive information of your transactions directly from Exchange on your mobile/email at the end of the day. Check your securities / MF / bonds in the consolidated account statement issued by NSDL/CDSL every month........... Issued in the interest of Investors".