IT HAS ONLY ONE LEVEL PASSWORD, THIS VERY BAD PART OF HDFC BANK, SO NEVER USE HDFC BANK INTERNET BANKING.
BUT SBI HAS TWO LEVEL PASSWORD SYSTEM, HSBC HAS FIVE LEVEL PASSWORD SYSTEM. HDFC SUCH A BIG BANK BUT INTERNET PASSWORD HAVE ONLY ONE LEVEL.
SO I REQUEST TO HDFC AUTHORITY TO CHECK AND DO THE NEEDFUL.