F5 Networks buys DDoS attack preventer Defense.net

F5 Networks has acquired Defense.net, an 18-month-old startup that helps customers prevent distributed denial-of-service (DDoS) attacks to servers with a cloud-based security product. The deal will help Seattle-based F5 compliment its software offering, which already includes an existing on-premise DDoS Protection service. Belmont, Calif.-based Defense.net was founded in December 2012 and had previously raised $9.5 million…. Read More


Veterans of F5 Networks raise $1.85M for stealthy Union Bay

Union Bay Networks, a stealthy Seattle startup led by several former employees of F5 Networks, has scored $1.85 million in cash from Madrona Venture Group, Greylock and Divergent Ventures. Isilon co-founder Sujal Patel also participated. The company, formed just two months ago, is led by former F5 Networks Senior Vice President of Worldwide Sales Tom Hull. Other… Read More


Shares of F5 Networks hammered as revenue targets missed

Shares of F5 Networks are tumbling in after hours trading after the Seattle maker of networking equipment announced that revenues will miss targets for its second fiscal quarter. The company siad that it expects revenues of $350.2 million, below the guidance of $370 million to $380 million. Earnings per share is expected in the range… Read More


Amid ‘cautious spending environment’ revenue growth slows at F5 Networks

F5 Networks said that revenue slowed during its fiscal third quarter amid what CEO John McAdam dubbed a “more cautious spending environment.” Nonetheless, the maker of software and hardware to securely delivery applications over the Internet boosted revenues during the quarter $352.6 million, a 3.8 percent increase over the prior quarter and a 21.3 percent… Read More

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Chart: Who pays the most in Seattle for software engineers

Steve Ballmer was right. It’s all about developers, developers, developers these days. In fact, the market is so hot that companies like Amazon.com, Twitter and Facebook are doing “acqui-hires” — like the one today of TeachStreet — just to gobble up key engineering talent. But that’s not really the norm, and most tech companies are… Read More