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Sven Hammar

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Top Stories by Sven Hammar

I’ve written before about how capacity planning and load testing tools can help companies prepare for a Distributed Denial of Service (DDoS) attack, but we’ve begun to see a new class of attacks emerge, called Advanced Persistent Threats (APT), whose aim is much more sinister than a slow response time or “page not found” error. What is an Advanced Persistent Threat? The intentions behind APT are all about espionage — not just state-sponsored espionage but also extensive and well-organized industrial espionage. APT is not about any particular technology or technique. The actual attack can range from social engineering, viruses and trojans, network sniffing, and even brute-force attacks. What makes an APT attack new and different is that it is perpetrated by well-financed organizations that have a specific goal to achieve. While the ordinary hacker will simply look for... (more)

Apica and Kaazing: Why it works

In the past few weeks, I’ve had several conversations about the announcement that Kaazing and Apica are teaming up to deliver performance monitoring for HTML5 WebSocket. I’ve found that many people are still largely unfamiliar with the HTML5 WebSocket standard, so I want to offer a clear explanation of how powerful the technology is, why it will quickly become the new standard for interactive web applications, and the challenges it presents in performance monitoring. WebSocket is important Similar to HTTP, the WebSocket standard is two parts. One part is the W3C’s HTML5 WebSock... (more)

Website performance strong during opening weekend of 2012 Olympic Games

The London 2012 Olympics started off strong on Friday night as the host country treated sports fans and patriots across the globe to a memorable opening ceremony: a look at country history during the Agricultural and Industrial Revolutions, a parachute arrival by the Queen and James Bond, and an emotional performance by Sir Paul McCartney. The ceremony attracted a record number of viewers — 40.7 million — and a record number of tweets as well. From 8 p.m. in the U.K. through the end of the delayed U.S. broadcast, 9.66 million tweets referenced the opening ceremony. Despite the r... (more)

Recapping ‘A Fresh Approach to Cloud Application Optimization’ webinar

Last month, EMA Research Director Julie Craig and I conducted our webinar, “A Fresh Approach to Cloud Application Optimization: What’s Now, What’s New, and What’s Coming.” If you weren’t able to attend, here’s some of what you missed. Detailed explanation on why traditional thinking just won’t cut it for performance management. Due to today’s high-performance cloud applications and the fact that companies are running an extremely diverse mix of applications, the old traditions just won’t give you an accurate prediction of performance. If performance is unpredictable, a slowdown ... (more)

Apica joins partners in the cloud to improve application performance

If you’ve been paying attention to our press releases for the past few months, you’ve no doubt seen that we’ve been partnering with some of the leaders in web, mobile, and cloud services. We’re thrilled to bring our performance monitoring and load testing tools to a growing number of cloud and application environments to improve the end-user experience. So in the spirit of camaraderie, we’d like to take a moment to welcome some of the newest members of the Apica ecosystem. HP Cloud. Just this morning, Apica joined in the HP Cloud partner ecosystem, providing HP Cloud Services cus... (more)