Published at LXer:
Solaris 10 packet sequence numbers. Are they still bullet-proof? Were they ever? Does It Matter Anymore? A study in gross oversimplification. Today, we're going to look at a subject that gets plenty of attention (but, maybe not as much publicity) in the world of Unix and Linux network computing: TCP packet sequence number prediction, how it's used to protect network transmissions and whether or not, with the advent of packet checksumming, etc, it's even a factor in basic network security anymore.
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