It is worth noting that while social media represents a significant threat to ordinary travelers, the potential for significant harm through indirect leaks exists through retained professionals as well.

In fact, this situation might even be worse for those passing through the Canadian border. Please see: http://www.canada-usblog.com/2017/02/03/what-canadians-shoul...

& the linked: http://www.lexsage.com/documents/Border%20Searches%20of%20El...