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실제 DDoS 스토리들: SSL 커넥션 플러드

Adapted from David Holmes' "True DDoS Stories: SSL Connection Flood" 서버에서의 SSL 터미네이션 어떤 유명기업의 중요 사이트가 매우 심각한 DDoS 공격을 받아 수 주 동안 다운되는 사태가 발생했는데, 아래 그림은 그 기업의 네트워크 레이아웃을 나타낸 것이다. 경쟁업체들과는 다르게 이 기업은 SSL 트래픽이 그대로 데이터센터 내부에까지 도달해,... Read more
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Window Coverings and Security

Note: While talking about this post with Lori during a break, it occurred to me that you might be thinking I meant “MS Windows”. Not this time, but that gives me another blog idea… And I’ll sneak in the windows –> Windows simile somewhere, no... Read more
0 Reviews

The Threat Behind the Firewall

I had a different name for this blog entry but just ‘Jump Drive’ is an awful blog title.  They go by many names; jump drive, USB drive, flash drive, memory stick and a few others, but removable media is a serious threat to IT... Read more
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SANS Top 25 Epic Fail: CWE-319

If you've taken the time to read over the "Top 25 Most Dangerous Programming Errors" published by SANS recently, you may (or may not) have noticed that CWE-319 is an anomaly, and should be easily picked out by developers and security... Read more
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Acceleration ABCs - S is for Security

Sometimes putting security solutions in place will undo all the work that has been done to accelerate an application.  I'm not saying throw security out the window as acceleration is more important, both are equally important and can work... Read more
0 Reviews

The Networking ABC's - A through Z

In yesterday's post, I finished up my Networking ABC's with the final post of Z.  For those of you who can't find my ABCs tag list on my blog, I figured I'd list them all for you in one place.  A is for AuthB is for... Read more
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8 things you can do with an ADC to make your apps secure, fast, and available

An application delivery controller (ADC) essentially acts a reverse proxy. That means that client requests interact with the ADC, and the ADC interacts with web and application servers on the client's behalf. This mediation offers t... Read more
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