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crypto/internal/fips140test: add TLS-v1.2 ACVP tests 

Adds ACVP test coverage for the SP 800-135rev1 RFC 7627 TLS v1.2 KDF
based on the NIST spec:

  https://pages.nist.gov/ACVP/draft-celi-acvp-kdf-tls.html

Only SHA2-256, SHA2-384 and SHA2-512 are valid hash algorithms for the
TLSKDF algorithm.

Updates #69642

Change-Id: I553d4f6a1d6652ed486af0e2c94730c8063fb47f
Reviewed-on: https://go-review.googlesource.com/c/go/+/636116
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: David Chase <drchase@google.com>
This commit is contained in:
Daniel McCarney 2024-12-14 12:53:29 -05:00 committed by Gopher Robot
parent 0580e2a496
commit 3310f324ad
3 changed files with 30 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/crypto/internal/fips140test/acvp_capabilities.json
View File

@ -59,5 +59,7 @@
{"algorithm":"ACVP-AES-CTR","direction":["encrypt","decrypt"],"keyLen":[128,192,256],"payloadLen":[{"min":8,"max":128,"increment":8}],"incrementalCounter":true,"overflowCounter":true,"performCounterTests":true,"revision":"1.0"},
{"algorithm":"ACVP-AES-GCM","direction":["encrypt","decrypt"],"keyLen":[128,192,256],"payloadLen":[{"min":0,"max":65536,"increment":8}],"aadLen":[{"min":0,"max":65536,"increment":8}],"tagLen":[96,104,112,120,128],"ivLen":[96],"ivGen":"external","revision":"1.0"},
{"algorithm":"ACVP-AES-GCM","direction":["encrypt","decrypt"],"keyLen":[128,192,256],"payloadLen":[{"min":0,"max":65536,"increment":8}],"aadLen":[{"min":0,"max":65536,"increment":8}],"tagLen":[128],"ivLen":[96],"ivGen":"internal","ivGenMode":"8.2.2","revision":"1.0"},
{"algorithm":"CMAC-AES","capabilities":[{"direction":["gen","ver"],"msgLen":[{"min":0,"max":524288,"increment":8}],"keyLen":[128,256],"macLen":[{"min":8,"max":128,"increment":8}]}],"revision":"1.0"}
{"algorithm":"CMAC-AES","capabilities":[{"direction":["gen","ver"],"msgLen":[{"min":0,"max":524288,"increment":8}],"keyLen":[128,256],"macLen":[{"min":8,"max":128,"increment":8}]}],"revision":"1.0"},
{"algorithm":"TLS-v1.2","mode":"KDF","revision":"RFC7627","hashAlg":["SHA2-256","SHA2-384","SHA2-512"]}
]

4
src/crypto/internal/fips140test/acvp_test.config.json
View File

@ -42,5 +42,7 @@
{"Wrapper": "go", "In": "vectors/ACVP-AES-CTR.bz2", "Out": "expected/ACVP-AES-CTR.bz2"},
{"Wrapper": "go", "In": "vectors/ACVP-AES-GCM.bz2", "Out": "expected/ACVP-AES-GCM.bz2"},
{"Wrapper": "go", "In": "vectors/CMAC-AES.bz2", "Out": "expected/CMAC-AES.bz2"}
{"Wrapper": "go", "In": "vectors/CMAC-AES.bz2", "Out": "expected/CMAC-AES.bz2"},
{"Wrapper": "go", "In": "vectors/TLS-v1.2.bz2", "Out": "expected/TLS-v1.2.bz2"}
]

24
src/crypto/internal/fips140test/acvp_test.go
View File

@ -37,6 +37,7 @@ import (
"crypto/internal/fips140/sha3"
"crypto/internal/fips140/sha512"
"crypto/internal/fips140/subtle"
"crypto/internal/fips140/tls12"
"crypto/rand"
_ "embed"
"encoding/binary"
@ -114,6 +115,8 @@ var (
// https://pages.nist.gov/ACVP/draft-celi-acvp-symmetric.html#section-7.3
// HKDF KDA algorithm capabilities:
// https://pages.nist.gov/ACVP/draft-hammett-acvp-kas-kdf-hkdf.html#section-7.3
// TLS 1.2 KDF algorithm capabilities:
// https://pages.nist.gov/ACVP/draft-celi-acvp-kdf-tls.html#section-7.2
//go:embed acvp_capabilities.json
capabilitiesJson []byte
@ -220,6 +223,12 @@ var (
"CMAC-AES": cmdCmacAesAft(),
"CMAC-AES/verify": cmdCmacAesVerifyAft(),
// Note: Only SHA2-256, SHA2-384 and SHA2-512 are valid hash functions for TLSKDF.
// See https://pages.nist.gov/ACVP/draft-celi-acvp-kdf-tls.html#section-7.2.1
"TLSKDF/1.2/SHA2-256": cmdTlsKdf12Aft(func() fips140.Hash { return sha256.New() }),
"TLSKDF/1.2/SHA2-384": cmdTlsKdf12Aft(func() fips140.Hash { return sha512.New384() }),
"TLSKDF/1.2/SHA2-512": cmdTlsKdf12Aft(func() fips140.Hash { return sha512.New() }),
}
)
@ -1314,6 +1323,21 @@ func cmdCmacAesVerifyAft() command {
}
}
func cmdTlsKdf12Aft(h func() fips140.Hash) command {
return command{
requiredArgs: 5, // Number output bytes, secret, label, seed1, seed2
handler: func(args [][]byte) ([][]byte, error) {
outputLen := binary.LittleEndian.Uint32(args[0])
secret := args[1]
label := string(args[2])
seed1 := args[3]
seed2 := args[4]
return [][]byte{tls12.PRF(h, secret, label, append(seed1, seed2...), int(outputLen))}, nil
},
}
}
func TestACVP(t *testing.T) {
testenv.SkipIfShortAndSlow(t)