Two more presentations scheduled for this weeks Black Hat USA conference, have been removed from the briefing panel, one on manipulating wireless home alarm systems and the other on a sophisticated Russian cyber-espionage tool.The presentation schedule of the security conference is now missing three talks, as last month another one was pulled,about a low-cost method to de-anonymize users relying on ToR (The Onion Router) to protect their identity, based on research from Alexander …