Mobile Browser It is somewhat safer to transact using the phone browser than the PC's as the viruses and malicious attacks such as Trojan aren't targeted much on the mobile space. Again, avoid clicking on links purportedly sent by banks, which ask for your bank details. Most of the Smartphones such as the iPhones have a built in web browser. However, they can be downloaded over the internet. Some of the major banks have created customized web pages for its customers' smartphones to fit in its compact screen. In a broader sense, some of the basic rules for safe transactions include locking your phone and keeping it password protected while kept unattended; In addition, learn to use softwares for wiping out the data remotely- this facility is being provided by Apple through its Mobileme software and Motorola's Motoblur. This comes in handy if your mobile phone is stolen and you want to delete the vital information related to your bank accounts and other sensitive data. Check the authenticity of the applications that you download, which might be a potential threat to the security.