July 2013
Intermediate to advanced
376 pages
9h 44m
English
Content preview from The Practice of Network Security Monitoring
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Chapter 13. Proxies and Checksums
This chapter, aptly number 13, examines two unlucky features of conducting NSM on real networks: proxies and checksums. The term proxy refers to a piece of network infrastructure that some companies use to observe, control, and accelerate Internet usage. The term checksum, in the context of this chapter, refers to an error detection mechanism offered by the Internet Protocol (IP). This chapter describes some ways to cope with the problems caused by each of these features in operational environments.
Proxies
Web proxies are especially popular in corporate environments. One type of web proxy is tuned to handle traffic ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.