Let's take Maybank as an example.
Steps
1. Ensure your browser are on Private Browsing in Mozilla Firefox or Incognito for Google Chrome and Rockmelt. This is to protect yourself from saving any cache or history in your browser.
2. Go to Google.com
5. Go to the online login page, ensure the address bar got the https rather than http and has the VeriSign.
6. Click on the More Information
7. Click View Certificate
8. Click on the Subject and ensure the O = Malayan Banking Berhad which mean this website is owned by Malayan Banking Berhad
9. Then you shall proceed with login into your online banking. Safe and secure :)
Click Like on the page to share to everyone. And be vigilant and NEVER login to any online banking site through email.