Building errors on Linking Security Framework

Hi,

For some reason when I open my Xcode project, the Library and the Framework path are wrong.

I'm using some Plugins (Chartboost, Soomla and AdColony), and everytime I create a Xcode project in Unity and open it on xcode, the path to those plugins are wrong. Xcode is using a "\" instead of "/" so I have to change those bars manually.
The problem is that when I try to build, I get a linker command error for the framework "FrameworksSecurity" (it says that the framework was not found). It...

Building errors on Linking Security Framework