Why only Linkindin? Any social network is vulnerable, anyone of us make the information transportable and then discuss the issue of private communication.
Good time of day. Even not d challenge your opinion, I fully with you agree, all social networks vulnerable, and not only social networks, the entire Internet all sites, credit cards, banks all. But nevertheless, people continue to use all of these facilities, all the gadgets, browsers, applications etc the Main thing is not to give for this occasion and not to worry so much, and it may lead to paranoia and then it will seem that you are everywhere crack.