
Update your Mobile Number and E-mail IDs with your Stock Broker:-"Prevent Unauthorized Transactions in your demat account --> Update your Mobile Number with your Depository Participant. Receive alerts on your Registered Mobile for all debit and other important transactions in your demat account directly from CDSL on the same day..........issued in the interest of investors."
ASBA mandatory after January 1, 2016:- "No need to issue cheques by investors while subscribing to IPO. Just write the bank account number and sign in the application form to authorise your bank to make payment in case of allotment. No worries for refund as the money remains in investor's account."
Pledge/Block Mechanism:- Stock Brokers can accept securities as margin from clients only by way of pledge/block mechanism in the depository system w.e.f. September 01, 2020.
OTP directly from Depository:- 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.