, for instance, has had a handful of that drew heated criticism from its users. Industry analysts predicted an exodus of unhappy users. While some dribbled off the site in frustration, there was never a mass exodus.

Social networking users may get frustrated and angry and post nasty tweets on , but they want to be where their friends are. They want to see their cousin's news and their college roommate's vacation pictures. They rarely leave.

In an emailed statement, LinkedIn spokeswoman Erin O'Harra said: "I can confirm that the health of our network, as measured by member growth and engagement, remains as strong as it was prior to the incident."

"I've seen some users post via Twitter that they are leaving LinkedIn as a result of this incident, or rather the headlines spurred them into realizing that they never used LinkedIn so they might as well zap their accounts," said Graham Cluley, a senior technology consultant with security company Sophos. "I have no indication that people are leaving in droves, however."

Cluley said LinkedIn's recent troubles also are putting the spotlight on other social networks and their level of security.