India, Nov. 29 -- When the Black Friday craze engulfs the planet, people often throw caution aside for a good deal, opening a door for all sorts of cybercriminals. But staying safe online is not difficult if you follow a few simple rules.

Six times more spam emails are sent than legitimate emails each day and about 75% of the land in people's inboxes. Around one in 10 spam emails is malicious, so it's easy to see just how dangerous the online landscape really is.

The Black Friday event adds even more problems as the number of spam increases, and people are more likely to open emails and links they shouldn't. Suddenly, social networks and emails are flooded with amazing sales that seem to be too good to be true, which is usually the case...