https://www.practicalnetworking.net/series/cryptography/anti-replay/ Networking presented simply, practically, and applicably Mon, 26 Oct 2026 14:45:23 +0000 hourly 1 https://www.practicalnetworking.net/series/cryptography/anti-replay/#comment-256391 Mon, 26 Oct 2026 14:45:23 +0000 http://www.practicalnetworking.net/?p=232#comment-256391 The wraparound example makes the need for fresh keys much clearer. How does a receiver handle a legitimate packet that arrives out of order: is there typically a window of recent sequence numbers? I run Krillion Hint, a small web project, and would find a worked example with reordered packets useful alongside the replay example.

]]> https://www.practicalnetworking.net/series/cryptography/anti-replay/#comment-256334 Fri, 16 Oct 2026 04:57:33 +0000 http://www.practicalnetworking.net/?p=232#comment-256334 Metadata like source and destination IP addresses, packet frequencies, and transaction sizes can still be leaked by bad configuration, even if only basic encryption is used worldle unlimited. This can reveal sensitive business intelligence.

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