A: Only if you don't care whether you ever see your money again. Identity fraud (Identity theft) also often uses the information from bank account details as corroboration.
I advise having a small-limit credit card that is NOT linked to any bank accounts IF you feel you MUST use your credit card on the Internet for payments. I DO NOT advise the use of Internet Banking.
My website has 4096 bit security (that is, 2 raised to the 4096th power). The Internet generally uses 128 bit encryption, so do all Web Browsers of which I am aware. 128 bit encryption is known in the trade as "weak encryption".
Over 30 years experience with all types of computers