diff options
Diffstat (limited to 'src/pkg/crypto/rsa/pkcs1v15_test.go')
| -rw-r--r-- | src/pkg/crypto/rsa/pkcs1v15_test.go | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/pkg/crypto/rsa/pkcs1v15_test.go b/src/pkg/crypto/rsa/pkcs1v15_test.go index 70bb22889..37c14d1d9 100644 --- a/src/pkg/crypto/rsa/pkcs1v15_test.go +++ b/src/pkg/crypto/rsa/pkcs1v15_test.go @@ -205,6 +205,28 @@ func TestOverlongMessagePKCS1v15(t *testing.T) { } } +func TestUnpaddedSignature(t *testing.T) { + msg := []byte("Thu Dec 19 18:06:16 EST 2013\n") + // This base64 value was generated with: + // % echo Thu Dec 19 18:06:16 EST 2013 > /tmp/msg + // % openssl rsautl -sign -inkey key -out /tmp/sig -in /tmp/msg + // + // Where "key" contains the RSA private key given at the bottom of this + // file. + expectedSig := decodeBase64("pX4DR8azytjdQ1rtUiC040FjkepuQut5q2ZFX1pTjBrOVKNjgsCDyiJDGZTCNoh9qpXYbhl7iEym30BWWwuiZg==") + + sig, err := SignPKCS1v15(nil, rsaPrivateKey, crypto.Hash(0), msg) + if err != nil { + t.Fatalf("SignPKCS1v15 failed: %s", err) + } + if !bytes.Equal(sig, expectedSig) { + t.Fatalf("signature is not expected value: got %x, want %x", sig, expectedSig) + } + if err := VerifyPKCS1v15(&rsaPrivateKey.PublicKey, crypto.Hash(0), msg, sig); err != nil { + t.Fatalf("signature failed to verify: %s", err) + } +} + // In order to generate new test vectors you'll need the PEM form of this key: // -----BEGIN RSA PRIVATE KEY----- // MIIBOgIBAAJBALKZD0nEffqM1ACuak0bijtqE2QrI/KLADv7l3kK3ppMyCuLKoF0 |