Its 9/5 today, and as a result, I’ve had the song “9 to 5” stuck in my head all day. It was about time I had a Dolly Parton tribute up here, even if it has nothing to do with funding news.

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Tenable wields $50M sword in battle against cybercrime

Tenable Network Security has taken $50 million in its first round of funding for its software that protects against cybercrime. The technology keeps its clients safe by identifying vulnerabilities with passive scanning, monitoring networks in real-time, and configuration and compliance management.These products are used by 15,000 organizations worldwide, including the U.S. Department of Defense. The investment came from Accel Partners. Read more on VentureBeat.

Bigcommerce helps retailers master the art of selling online

Bigcommerce has taken a big $20 million to accommodate its rapid growth and accelerate product development. The platform helps small business owners create professional online stores so they can “Sell More.” This second round of funding was led by previous investor General Catalyst, which gave $15 million last summer. Mike Maples of Floodgate also joined this round, bringing the company’s total to $35 million. Read more on VentureBeat.

Social network for doctors Doximity gets behind the surgical mask

Doximity, the free networking tool for physicians, has pulled in its second round of venture capital funding. Doctors cannot use traditional social networks, email, or SMS texting to discuss patients, as this is a violation of privacy. As a result, Doximity has grown rapidly since securing its first round of funding 17 months ago. The $17 million Series B round was led by Morgenthaler Ventures, with participation from Emergence Capital Partners and InterWest Partners. Read more on VentureBeat.

Nebula nabs a concrete $25M for its members-only cloud

Palo Alto, Calif.-based Nebula, which has raised $25 million in new funding today, gives big companies tools to enable less-expensive private clouds. The company takes advantage of Openstack technology and creates hardware appliances that make building and managing low-cost data centers a reality.

The new funding round was led by Comcast Ventures, with participation by Highland Capital Partners, Kleiner Perkins Caufield & Byers, Innovation Endeavors, Andy Bechtolsheim, David Cheriton, Ram Shriram, Harris Barton, William Hearst III, Scott McNealy, and Maynard Webb. Silicon Valley Bank is additionally providing Nebula with debt and credit facilities. Read more on VentureBeat.

True for people, but not for planes: Routehappy shows all flights are not created equal

Routehappy cruised into $1.5 million in seed funding today for its flight search engine that prioritizes comfort and convenience over cost. Routehappy focuses on the overall experiences of each flight by letting travelers compare journeys by aircraft quality, seat space, entertainment options, Wi-Fi and electrical plug availability, service, food, punctuality and more. The ratings and reviews are based on data collected from more than 90,000 user comments. This round was led by High Peaks Venture Partners, Contour Venture Partners, and VoCap Ventures, as well as angel investors. Read more on VentureBeat.

PlaySpace puts a Latin flavor and $1.9 million on gaming 

Spanish gaming company PlaySpace has raised $1.9 million to continue developing games for the Spanish- and Porteguese-speaking world. Its community has over 3 million users, and its games are available on Facebook and the Spanish social network Tuenti. The investment was led by PeopleFund, with participation from Spanish venture fund Faraday Ventures. It will be used to launch the company’s portfolio of games in the Americas, as well as develop new games and make existing games available in mobile.