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crypto/tls: align FIPS-only mode with BoringSSL policy

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This enables TLS 1.3, disables P-521, and disables non-ECDHE suites.

Fixes #64717
Updates #62372

Change-Id: I3a65b239ef0198bbdbe5e55e0810e7128f90a091
Reviewed-on: https://go-review.googlesource.com/c/go/+/549975
Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Than McIntosh <thanm@google.com>
This commit is contained in:
Filippo Valsorda 2023-12-14 22:13:29 +01:00 • committed by Roland Shoemaker
parent 7383b2a4db
commit 4106de901a
11 changed files with 125 additions and 57 deletions
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4
src/crypto/tls/handshake_client.go
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@ -139,7 +139,9 @@ func (c *Conn) makeClientHello() (*clientHelloMsg, *ecdh.PrivateKey, error) {
if len(hello.supportedVersions) == 1 {
hello.cipherSuites = nil
}
if hasAESGCMHardwareSupport {
if needFIPS() {
hello.cipherSuites = append(hello.cipherSuites, defaultCipherSuitesTLS13FIPS...)
} else if hasAESGCMHardwareSupport {
hello.cipherSuites = append(hello.cipherSuites, defaultCipherSuitesTLS13...)
} else {
hello.cipherSuites = append(hello.cipherSuites, defaultCipherSuitesTLS13NoAES...)