NBB endeavors to safeguard and ensure the security of the information provided by the Customer. Therefore, it is important that customers upgrade their Internet Browser to the latest version which supports latest encryption protocol TLS 1.2 (Transport Layer Security). The Bank Internet Banking will no longer support using older versions of browser which by default uses unsecured protocols like SSL.

We recommend and request customers to upgrade their Internet Browser to the latest version and hence encrypting protocol to TLS 1.2, which is the most secure encryption standard.


What browsers are required by NBB Online Banking?






What is Operating Systems Requirements?





How to determine which browser version I have?


From your browser, go to the Help menu and choose "About...." A screen will appear showing which browser and version you are using.  


How do I upgrade to another browser?


Internet Explorer


Go to Microsoft Internet Explorer Download. Instructions provided there will help you with download and installation.     



Some of the site's functionality doesn't work? What are some possible causes?


Browsers: Using older browsers, non-compatible browsers or disabling browser features, such as Java Script, cookies and SSL, may reduce site functionality. You may add our website https://retail.nbbonline.com/NBBBankingWeb/login.aspx to your trusted sites list in your browser, to prevent any issues.


Firewalls: If you are accessing NBB Online Banking through a firewall or proxy, check with your Network Administrator to determine if cookies are permitted.


Pop-Up Blockers: If you have a pop-up blocker installed, it may also prevent some functionality on our site.


Configuring browsers to support TLS 1.2


To comply with the security standard, you can configure your browser to support the Transport Layer Security (TLS) 1.2 protocol.





    1. In Internet Explorer, click Tools > Internet Options.
    2. In the Internet Options dialog box, click the Advanced tab.
    3. Scroll to the Security section, select the Use TLS 1.2 check box, and click OK.



    1. Open a Firefox browser and enter about:config in the address bar.
    2. When prompted, click I'll be careful, I promise! and accept the warning.
    3. Search for security.tls.version.max.
    4. Double-click security.tls.version.max and change the value to 3 to configure the browser to support TLS1.2.


Tip: Value of 1 supports TLS1.0. Value of 2 supports TLS1.0 and TLS1.1. Value of 3 supports TLS1.0, TLS1.1, and TLS1.2.