Register your mobile number and email ID with us to prevent unauthorised transactions in your trading account.KYC is one time exercise while dealing in securities markets – once KYC is done through a SEBI registered intermediary, you need not undergo the same process again.No need to issue cheques by investors while subscribing to IPO. Just write the bank account number and sign in the application form.Update your Mobile Number with your Depository Participant to receive alerts for all debit and other transactions in your demat account directly from CDSL.