HyTrust buys High Cloud for ... Cloud Security

Or as GigaOm puts it - the land grab for cyber security rages on. HyTrust, a provider of products to secure virtual environments, has bought HighCloud Security, a specialist in encryption and key management. HyTrust has previously received some $29m dollars in VC.

Intellectual Ventures demands $310m for Cyber Security patent fees

Intellectual Ventures, the notable patent troll, is demanding $310m from Symantec and Trend Micro for the use of patents it has the rights to, according to Computer Business Review . I should imagine this will strke fear in a lot of cyber security companies.

I am not sure about their defence though, based on the idea that a patent acquired for less than a million dollars could not be worth so much. Until the legal process is resolved this may, however, raise the price of cyber security patents on the market.

Bromium raises $40m for secure micro virtual machines

According to my database this is the largest startup investment in cyber security since FireEye raised $50m back in January.