NAC, VoIP security draw questions

摘要

Las vegas — At the Black Hat conference last week, security researchers drew attention to shortcomings in network access control and VoIP products, voicing criticisms that rang true to some enterprise network customers. The range of NAC products on the market today to enforce end-point security policy have fundamental design weaknesses that would let attackers bypass them through spoofing, inserting rogue servers and other methods, said Ofir Arkin, CTO at Insightix, during his presentation at the conference.