Ahmad mahmoud AI-Badawy  <br/><br/>
A TTP-Free location privacy framework for mobile social networks with key agreement protocol 

 - pp1-17 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Security<br/>Privacy<br/>Location privacy<br/>Mobile social network <br/>Location sharing services <br/>Location sharing services <br/>Location protection <br/>TTP-free