This is especially risky is your job gives you access to a VIP or valuable data. Security researchers are noting more attacks that involve criminals who cyber stalk potential victims. The bad guys watch your activity to see what you say, and then use it in an attack.

"There is definitely another network of crime where they are taking time, and closely watching in order to pull off certain things," said Sophos' security advisor .

Additionally, so-called "friend collectors," who typically have 2,500 friends or more, are considered soft targets by spammers who are more likely to friend them knowing they will be accepted and will then have access to thousands of potential spam victims.

Of course you're really proud of your promotion or the award you received at work. But you may want to think it over before you post too much information about it in your status update or broadcast it to everyone who follows you on Twitter. According to Attorney Pria Chetty, founder of Chetty Law, a recent global survey finds that the unauthorized disclosures of trade secrets by employees is among the top five intellectual property risks on social networks.