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random ip id comments

There’s a new paper, From IP ID to Device ID and KASLR Bypass, which I liked. It’s at the intersection of networking, old but not obsolete standards, random, security, and implementation defined behavior. By all means, read the paper, but the really short version is they accomplished two things. They reverse engineered a per host random seed from network traffic on Windows and Linux, allowing fingerprinting, and more surprising, turned this into a KASLR break on Linux. Pretty wild.

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Posted 01 Jul 2019 01:23 by tedu Updated: 01 Jul 2019 01:23
Tagged: networking openbsd security