Under threat: Cybersecurity start-ups fall on harder times

Many in the crowded market are struggling to live up to their early promise, and in some cases, the security products they developed have been overtaken by advances in cyber hacking

A wave of cyber attacks by criminals, spies and hacker activists should make these heady days for US cybersecurity start-ups.
 
Instead, many in the crowded market are struggling to live up to their early promise. In some cases, the security products they developed have been overtaken by advances in cyber hacking, according to industry executives and venture capitalists. In others, larger competitors have come out with similar technology and locked down customers.
 
“I have never seen such a fast-growing market with so many companies on the losing side,” said David Cowan, a partner at Bessemer Venture Partners, a