BOI Net Banking: step by step guide for how to activate Bank of India Net Banking online. Visit BOI official website and from the sidebar click on retail. Enter your customer ID and password to access netbanking from HDFC Bank. Important Information ! Union Bank of India announces migration of Internet Banking Website to new URL https://www.unionbankonline.bank.in Download the Unblock / regenerate password form from our Website. (Home Page-> Internet Banking. -> Retail -> Unblock / regenerate password). Fill in the details and submit to our branch. Is there any facility available to unblock / regeneration of password online, without visiting the branch? Yes.