In this technology world every thing come to our home because of enormous increasing in Online shopping sites and even people also hugely buy lots of products in online by giving their credit card details So some hackers capture this details and use that details on their own and get your money into their pockets
So when your doing online transactions do not use keyboard For this there is a an option for in your system and this will work only in windows systems only
Go to Run (by pressing Windows key+ r) and type "OSK" then press enter then a screen keyboard will be open on your screen then do your bank transactions safely through this
Or
Go to All Programs --> Accessories --> Ease of Access --> "Online screen Keyboard"