Rhys Hiltner 6e243da531 quic: update Initial keys when handling Retry
A Retry packet specifies a new connection ID for the client to use as a
destination address, in what the server will consider to be the client's
"first" Initial packet. Re-derive the Initial space's packet protection
keys, since that address is an input to their derivation function.

"Changing the Destination Connection ID field also results in a change
to the keys used to protect the Initial packet."
https://www.rfc-editor.org/rfc/rfc9000#section-17.2.5.2-4

For golang/go#58547

Change-Id: Id8acf5788a05d367f952dce33ef4b06f7e8b66e2
Reviewed-on: https://go-review.googlesource.com/c/net/+/712341
Auto-Submit: Rhys Hiltner <rhys.hiltner@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
2025-10-17 13:07:34 -07:00
2023-10-11 21:58:12 +00:00
2023-10-11 21:58:12 +00:00
2023-10-11 21:58:12 +00:00
2025-09-15 17:28:39 -07:00
2023-02-07 17:08:46 +00:00
2025-05-12 10:10:08 -07:00
2015-03-18 17:04:12 +00:00
2024-07-16 16:05:10 +00:00
2024-11-01 18:28:29 +00:00

Go Networking

Go Reference

This repository holds supplementary Go networking packages.

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The git repository is https://go.googlesource.com/net.

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Description
[mirror] Go supplementary network libraries
Readme BSD-3-Clause 13 MiB
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