Afew months ago, the Central Intelligence Agency (CIA) US website (www.cia.gov) was hacked by hacker group Anonymous. The following day, the Microsoft India website was targeted and the victims on Day Three were the Border Security Force (BSF) website and the Trinamul Congress website (www.aitmc.org). In the past, too, important sites including the Regional Passport Office of Hyderabad (www.ap.nic.in) and BSNL websites have been subject to alien intrusion. The group Anonymous had been in the news since then and they have brought back to the fore a prime concern amongst most users ' how to ward off hacking.