Networking

XFRM Framework

XFRM is the Linux kernel framework that transforms network packets for IPsec, handling security policies, security associations and the encryption and decryption of ESP and AH traffic, including ESP carried inside TCP.

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What Is a Linux Page Cache Attack? How Fragnesia Works

A Linux page cache attack changes the in-memory copy of a read-only file to gain root. Learn how Fragnesia does it and why disk checks miss it.

beginner 5 min read

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