Category: Blog

Detect Heartbleed Exploits with ExtraHop’s Free Download

April 11, 2014 | By Tyson Supasatit | Add a Comment

If you are responsible for secure web-based services, it is likely that you are scrambling to identify servers using OpenSSL versions 1.0.1 through 1.0.1f, trying to patch those servers, and reissuing certificates. ExtraHop can detect the heartbeats that are used in the Heartbleed exploit, revealing potential attacks against your SSL servers. This capability is available [...]

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DevOps Hearts Race While CISO Looks for Heartbleed

April 10, 2014 | By Vihar Chokshi | Add a Comment

I was in a meeting with a Chief Information Security Officer (CISO) of a large online company when the topic of Heartbleed came up. “How are you doing with this?” I asked him. The question obviously got his attention given the recent announcement of the popular OpenSSL cryptographic library’s vulnerability to steal protected information. He [...]

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More Time with Patients, Less Time Waiting for the Application

April 4, 2014 | By Tyson Supasatit | Add a Comment

We recently published a case study highlighting how Boston-based Steward Health Care System uses ExtraHop to run their IT operations more intelligently. Think your IT environment is complex? Try delivering more than 200 applications to 11 regional hospitals and over 100 clinics. Application performance in healthcare is critical, especially for the electronic medical records (EMR) [...]

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Why I Joined ExtraHop: It’s All About 20Gbps in Real-Time

March 17, 2014 | By Vihar Chokshi | Add a Comment

The story of why I joined ExtraHop goes back over 15 years to when I was part of a team that developed a network analysis tool for a large Fortune 500 company. At the time, although I had an instinct there was a better approach to analysis of data on the wire, I accepted the [...]

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HTTP Compression and Other ADC Optimization Wins

March 15, 2014 | By Tyson Supasatit | Add a Comment

Most enterprise IT organizations use application delivery controllers (ADCs) to improve the availability, speed, and efficiency of the IT infrastructure. However, ADCs offer limited metrics to help in tuning performance or troubleshooting problems. ExtraHop’s co-founders led the design of the BIG-IP v9 product and TMOS platform at F5 Networks, so we are perhaps more cognizant [...]

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How Retailers Can Protect Themselves from POS Malware

March 7, 2014 | By John Smith | Add a Comment

The Target data breach continues to garner headlines, with the most recent news being the resignation of the CIO. But while the scale of the breach was large, Target is hardly the first and won’t be the last to get hit with a persistent threat, according to Andrew Komarov of IntelCrawler: “More BlackPOS infections, as [...]

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How McKesson Found the Perfect Rx for Slow Citrix Apps with ExtraHop

February 27, 2014 | By Rachel Pepple | Add a Comment

Over the past decade, healthcare has grown to be the largest industry in the US, accounting for roughly 20 percent of GDP and 13 percent of the U.S. workforce. If there’s ever been an industry where information technology can improve experiences and reduce costs, it’s this one. However, healthcare IT has proven to be a [...]

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Five Ways to Strengthen Healthcare IT Security with Wire Data Analytics

February 23, 2014 | By Mitchell Schwartz | Add a Comment

A Chicago Tribune article recently carried an ominous headline: “Healthcare organizations under siege from cyberattacks, study says.” According to the SANS-Norse report cited in the article, 375 healthcare organizations are currently comprised, with more expected to succumb as hackers target the growing amount of patient information from federal and state healthcare exchanges. The good news [...]

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You Should Never Send to Know “For Whom the SYN ACKs”

February 17, 2014 | By Tyson Supasatit | 4 Comments

One of the reasons that I like IT Operations is because of the people. On the whole, IT Operations professionals appreciate the need to work together to solve problems. True, prejudices and egos can get in the way. But when things break or slow down, there’s a tacit understanding that everyone in IT shares a [...]

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Paying Down Technical Debt in Your IT Infrastructure

February 15, 2014 | By Tyson Supasatit | Add a Comment

The idea of “technical debt” is one of the most important things I learned from The Phoenix Project. Described as “a novel about IT, devops, and helping your business win,” the book has deeply influenced the IT operations community. In the simplest terms, technical debt is the result of not doing things right in the [...]

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