Acquisition follows series A for PasswordBox

Password management software company PasswordBox appears to have quickly spent some of its recent $6M funding on acquiring a complementary offering. 'Legacy Locker' is a digital afterlife service that – should you pass on without passing on your passwords – grants access to your online assets to friends and loved ones.

And not long after PasswordBox reached the million user landmark too. Definitely one worth tracking.

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.