LinkedIn is another popular social networking profiles which is used by hackers to exploit users personal information ,which you can protect easily through simple profile setting through linkedin feature.
This feature gives you control over the exact amount of information you want displayed on the web. Search engines index LinkedIn and display elements of your profile. Please note that under Public Profile you are enable things such as; summary, interests, and many others.
This is the only way you can protect or display yours details among linkedinn users .But always remember yours personal details can help hackers to hack yours emails and linkin profiles,