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doc: add a disclamer for the TLS handshake timeouts TL;DR bug in godebug.md #71865

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doc: add a disclamer for the TLS handshake timeouts TL;DR bug in godebug.md #71865

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41b1def
doc: TLS TL;DR bug discalmer
thomvaill Feb 20, 2025
476e646
fix typo and rephrase
thomvaill Feb 20, 2025
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4 changes: 4 additions & 0 deletions doc/godebug.md
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Original file line number Diff line number Diff line change
@@ -217,6 +217,8 @@ field by default.
Go 1.24 enabled the post-quantum key exchange mechanism
X25519MLKEM768 by default. The default can be reverted using the
[`tlsmlkem` setting](/pkg/crypto/tls/#Config.CurvePreferences).
This can be useful when dealing with buggy TLS servers that do not handle large records correctly,
causing a timeout during the handshake (see [TLS post-quantum TL;DR fail](https://tldr.fail/)).
Go 1.24 also removed X25519Kyber768Draft00 and the Go 1.23 `tlskyber` setting.

Go 1.24 made [`ParsePKCS1PrivateKey`](/pkg/crypto/x509/#ParsePKCS1PrivateKey)
@@ -253,6 +255,8 @@ Previous versions default to `winreadlinkvolume=0`.
Go 1.23 enabled the experimental post-quantum key exchange mechanism
X25519Kyber768Draft00 by default. The default can be reverted using the
[`tlskyber` setting](/pkg/crypto/tls/#Config.CurvePreferences).
This can be useful when dealing with buggy TLS servers that do not handle large records correctly,
causing a timeout during the handshake (see [TLS post-quantum TL;DR fail](https://tldr.fail/)).

Go 1.23 changed the behavior of
[crypto/x509.ParseCertificate](/pkg/crypto/x509/#ParseCertificate) to reject