public void CopyFrom_BadData()
{
byte[] data = { 0x30, 0x18, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x09, 0x03, 0x30, 0x0B, 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x07, 0x01 };
AsnEncodedData aed = new AsnEncodedData(data);
Pkcs9MessageDigest md = new Pkcs9MessageDigest();
md.CopyFrom(aed);
}
public void CopyFrom()
{
byte[] data = { 0x04, 0x10, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F };
AsnEncodedData aed = new AsnEncodedData(data);
Pkcs9MessageDigest md = new Pkcs9MessageDigest();
md.CopyFrom(aed);
}
private static void AssertIsMessageDigest(this AsnEncodedData attribute, byte[] expectedDigest)
{
Assert.Equal(Oids.MessageDigest, attribute.Oid.Value);
Pkcs9MessageDigest enhancedAttribute = attribute as Pkcs9MessageDigest;
Assert.NotNull(enhancedAttribute);
Assert.Equal <byte>(expectedDigest, enhancedAttribute.MessageDigest);
}
public static void MessageDigestNullary()
{
Pkcs9MessageDigest p = new Pkcs9MessageDigest();
Assert.Null(p.RawData);
Assert.Null(p.MessageDigest);
string oid = p.Oid.Value;
Assert.Equal(s_OidMessageDigest, oid);
}
public void Constructor_Empty()
{
Pkcs9MessageDigest md = new Pkcs9MessageDigest();
Assert.AreEqual("1.2.840.113549.1.9.4", md.Oid.Value, "Oid.Value");
Assert.AreEqual("Message Digest", md.Oid.FriendlyName, "Oid.FriendlyName");
Assert.IsNull(md.RawData, "RawData");
Assert.IsNull(md.MessageDigest, "MessageDigest");
Assert.AreEqual(String.Empty, md.Format(true), "Format(true)");
Assert.AreEqual(String.Empty, md.Format(false), "Format(false)");
}
public static void MessageDigestNullary()
{
Pkcs9MessageDigest p = new Pkcs9MessageDigest();
if (PlatformDetection.IsNetCore)
{
Assert.Empty(p.RawData);
Assert.Throws <CryptographicException>(() => p.MessageDigest);
}
else
{
Assert.Null(p.RawData);
Assert.Null(p.MessageDigest);
}
string oid = p.Oid.Value;
Assert.Equal(s_OidMessageDigest, oid);
}
public static void MessageDigestFromRawData()
{
byte[] messageDigest = { 3, 45, 88, 128, 93 };
List <byte> encodedMessageDigestList = new List <byte>(messageDigest.Length + 2);
encodedMessageDigestList.Add(4);
encodedMessageDigestList.Add(checked ((byte)(messageDigest.Length)));
encodedMessageDigestList.AddRange(messageDigest);
byte[] encodedMessageDigest = encodedMessageDigestList.ToArray();
Pkcs9MessageDigest p = new Pkcs9MessageDigest();
Pkcs9AttributeObject pAttribute = new Pkcs9AttributeObject(s_OidMessageDigest, encodedMessageDigest);
p.CopyFrom(pAttribute);
Assert.Equal <byte>(encodedMessageDigest, p.RawData);
Assert.Equal <byte>(messageDigest, p.MessageDigest);
string oid = p.Oid.Value;
Assert.Equal(s_OidMessageDigest, oid);
}
public static void NonEmbeddedCertificate()
{
SignedCms cms = new SignedCms();
cms.Decode(SignedDocuments.RsaCapiTransfer1_NoEmbeddedCert);
Assert.Equal(3, cms.Version);
Assert.Equal(Oids.Pkcs7Data, cms.ContentInfo.ContentType.Value);
Assert.Equal(
"4D6963726F736F667420436F72706F726174696F6E",
cms.ContentInfo.Content.ByteArrayToHex());
Assert.Empty(cms.Certificates);
SignerInfoCollection signers = cms.SignerInfos;
Assert.Single(signers);
SignerInfo signer = signers[0];
Assert.Equal(3, signer.Version);
Assert.Equal(SubjectIdentifierType.SubjectKeyIdentifier, signer.SignerIdentifier.Type);
Assert.Equal("6B4A6B92FDED07EE0119F3674A96D1A70D2A588D", (string)signer.SignerIdentifier.Value);
Assert.Equal(Oids.Sha1, signer.DigestAlgorithm.Value);
CryptographicAttributeObjectCollection signedAttrs = signer.SignedAttributes;
Assert.Equal(3, signedAttrs.Count);
Pkcs9ContentType contentType = (Pkcs9ContentType)signedAttrs[0].Values[0];
Pkcs9SigningTime signingTime = (Pkcs9SigningTime)signedAttrs[1].Values[0];
Pkcs9MessageDigest messageDigest = (Pkcs9MessageDigest)signedAttrs[2].Values[0];
Assert.Equal(Oids.Pkcs7Data, contentType.ContentType.Value);
Assert.Equal(
new DateTimeOffset(2017, 11, 2, 15, 34, 4, TimeSpan.Zero),
signingTime.SigningTime);
Assert.Equal(DateTimeKind.Utc, signingTime.SigningTime.Kind);
Assert.Empty(signer.UnsignedAttributes);
Assert.Empty(signer.CounterSignerInfos);
Assert.Null(signer.Certificate);
#if NETCOREAPP
Assert.Equal(Oids.Rsa, signer.SignatureAlgorithm.Value);
Assert.Equal(
"0EDE3870B8A80B45A21BAEC4681D059B46502E1B1AA6B8920CF50D4D837646A5" +
"5559B4C05849126C655D95FF3C6C1B420E07DC42629F294EE69822FEA56F32D4" +
"1B824CBB6BF809B7583C27E77B7AC58DFC925B1C60EA4A67AA84D73FC9E9191D" +
"33B36645F17FD6748A2D8B12C6C384C3C734D27273386211E4518FE2B4ED0147",
signer.GetSignature().ByteArrayToHex());
#endif
using (SHA1 sha1 = SHA1.Create())
{
Assert.Equal(
sha1.ComputeHash(cms.ContentInfo.Content).ByteArrayToHex(),
messageDigest.MessageDigest.ByteArrayToHex());
}
// Since it's not NoSignature CheckHash will throw.
Assert.Throws <CryptographicException>(() => signer.CheckHash());
// Since there's no matched certificate CheckSignature will throw.
Assert.Throws <CryptographicException>(() => signer.CheckSignature(true));
// Since there are no NoSignature signers, SignedCms.CheckHash will succeed
cms.CheckHash();
// Since there are no matched certificates SignedCms.CheckSignature will throw.
Assert.Throws <CryptographicException>(() => cms.CheckSignature(true));
using (X509Certificate2 wrongCert = Certificates.RSAKeyTransfer1.GetCertificate())
using (X509Certificate2 rightCert = Certificates.RSAKeyTransferCapi1.GetCertificate())
{
X509Certificate2Collection coll = new X509Certificate2Collection(wrongCert);
// Wrong certificate, still throw.
Assert.Throws <CryptographicException>(() => signer.CheckSignature(coll, true));
Assert.Throws <CryptographicException>(() => cms.CheckSignature(coll, true));
coll = new X509Certificate2Collection(rightCert);
// Right cert, success
signer.CheckSignature(coll, true);
Assert.Null(signer.Certificate);
cms.CheckSignature(coll, true);
Assert.Null(cms.SignerInfos[0].Certificate);
coll.Add(wrongCert);
// Both right and wrong, success
signer.CheckSignature(coll, true);
Assert.Null(signer.Certificate);
cms.CheckSignature(coll, true);
Assert.Null(cms.SignerInfos[0].Certificate);
coll = new X509Certificate2Collection(wrongCert);
// Just wrong again, no accidental stateful match
Assert.Throws <CryptographicException>(() => signer.CheckSignature(coll, true));
Assert.Throws <CryptographicException>(() => cms.CheckSignature(coll, true));
coll.Add(rightCert);
// Wrong then right, success
signer.CheckSignature(coll, true);
Assert.Null(signer.Certificate);
cms.CheckSignature(coll, true);
Assert.Null(cms.SignerInfos[0].Certificate);
}
}
public static void CheckNoSignatureDocument()
{
SignedCms cms = new SignedCms();
cms.Decode(SignedDocuments.NoSignatureSignedWithAttributesAndCounterSignature);
Assert.Equal(1, cms.Version);
Assert.Equal(Oids.Pkcs7Data, cms.ContentInfo.ContentType.Value);
Assert.Equal(
"4D6963726F736F667420436F72706F726174696F6E",
cms.ContentInfo.Content.ByteArrayToHex());
X509Certificate2Collection cmsCerts = cms.Certificates;
Assert.Single(cmsCerts);
SignerInfoCollection signers = cms.SignerInfos;
Assert.Single(signers);
SignerInfo signer = signers[0];
Assert.Equal(SubjectIdentifierType.NoSignature, signer.SignerIdentifier.Type);
Assert.Null(signer.SignerIdentifier.Value);
Assert.Null(signer.Certificate);
Assert.Equal(Oids.Sha1, signer.DigestAlgorithm.Value);
#if NETCOREAPP
Assert.Equal("1.3.6.1.5.5.7.6.2", signer.SignatureAlgorithm.Value);
Assert.Equal(
"8B70D20D0477A35CD84AB962C10DC52FBA6FAD6B",
signer.GetSignature().ByteArrayToHex());
#endif
CryptographicAttributeObjectCollection signedAttrs = signer.SignedAttributes;
Assert.Equal(3, signedAttrs.Count);
Assert.Single(signedAttrs[0].Values);
Assert.Single(signedAttrs[1].Values);
Assert.Single(signedAttrs[2].Values);
Pkcs9ContentType contentType = (Pkcs9ContentType)signedAttrs[0].Values[0];
Pkcs9SigningTime signingTime = (Pkcs9SigningTime)signedAttrs[1].Values[0];
Pkcs9MessageDigest messageDigest = (Pkcs9MessageDigest)signedAttrs[2].Values[0];
Assert.Equal(Oids.Pkcs7Data, contentType.ContentType.Value);
Assert.Equal(
new DateTimeOffset(2017, 11, 1, 17, 17, 17, TimeSpan.Zero),
signingTime.SigningTime);
Assert.Equal(DateTimeKind.Utc, signingTime.SigningTime.Kind);
using (SHA1 sha1 = SHA1.Create())
{
Assert.Equal(
sha1.ComputeHash(cms.ContentInfo.Content).ByteArrayToHex(),
messageDigest.MessageDigest.ByteArrayToHex());
}
CryptographicAttributeObjectCollection unsignedAttrs = signer.UnsignedAttributes;
Assert.Single(unsignedAttrs);
// No need to check the contents, it's a CounterSigner (tested next)
SignerInfoCollection counterSigners = signer.CounterSignerInfos;
Assert.Single(counterSigners);
SignerInfo counterSigner = counterSigners[0];
Assert.Equal(3, counterSigner.Version);
Assert.Equal(SubjectIdentifierType.SubjectKeyIdentifier, counterSigner.SignerIdentifier.Type);
Assert.Equal("6B4A6B92FDED07EE0119F3674A96D1A70D2A588D", (string)counterSigner.SignerIdentifier.Value);
Assert.Equal(Oids.Sha1, counterSigner.DigestAlgorithm.Value);
CryptographicAttributeObjectCollection csSignedAttrs = counterSigner.SignedAttributes;
Assert.Equal(2, csSignedAttrs.Count);
// RFC3369 says that the content-type attribute must not be present for counter-signers, but it is.
// RFC2630 said that it "is not required".
Pkcs9ContentType csContentType = (Pkcs9ContentType)csSignedAttrs[0].Values[0];
Pkcs9MessageDigest csMessageDigest = (Pkcs9MessageDigest)csSignedAttrs[1].Values[0];
Assert.Equal(Oids.Pkcs7Data, csContentType.ContentType.Value);
Assert.Equal(
"833378066BDCCBA7047EF6919843D181A57D6479",
csMessageDigest.MessageDigest.ByteArrayToHex());
#if NETCOREAPP
Assert.Equal(Oids.Rsa, counterSigner.SignatureAlgorithm.Value);
Assert.Equal(
"2155D226DD744166E582D040E60535210195050EA00F2C179897198521DABD0E" +
"6B27750FD8BA5F9AAF58B4863B6226456F38553A22453CAF0A0F106766C7AB6F" +
"3D6AFD106753DC50F8A6E4F9E5508426D236C2DBB4BCB8162FA42E995CBA16A3" +
"40FD7C793569DF1B71368E68253299BC74E38312B40B8F52EAEDE10DF414A522",
counterSigner.GetSignature().ByteArrayToHex());
#endif
using (X509Certificate2 capiCert = Certificates.RSAKeyTransferCapi1.GetCertificate())
{
Assert.Equal(capiCert, cmsCerts[0]);
Assert.Equal(capiCert, counterSigner.Certificate);
}
// The counter-signer has a (real) signature, and a certificate, so CheckSignature
// will pass
counterSigner.CheckSignature(true);
// The (primary) signer has a hash-only signature with no certificate,
// so CheckSignature will fail.
Assert.Throws <CryptographicException>(() => signer.CheckSignature(true));
// The (primary) signer is a NoSignature type, so CheckHash will succeed
signer.CheckHash();
// The document has a NoSignature signer, so CheckHash will do something (and succeed).
cms.CheckHash();
// Since the document's primary signer is NoSignature, CheckSignature will fail
Assert.Throws <CryptographicException>(() => cms.CheckSignature(true));
}
public static void ReadRsaPssDocument(bool fromSpan)
{
SignedCms cms = new SignedCms();
if (fromSpan)
{
#if !NET472
cms.Decode(SignedDocuments.RsaPssDocument.AsSpan());
#else
throw new Xunit.Sdk.XunitException(
"This test should not evaluate for .NET Framework, the API is missing.");
#endif
}
else
{
cms.Decode(SignedDocuments.RsaPssDocument);
}
Assert.Equal(3, cms.Version);
ContentInfo contentInfo = cms.ContentInfo;
Assert.Equal("1.2.840.113549.1.7.1", contentInfo.ContentType.Value);
Assert.Equal("54686973206973206120746573740D0A", contentInfo.Content.ByteArrayToHex());
X509Certificate2Collection certs = cms.Certificates;
Assert.Single(certs);
X509Certificate2 topLevelCert = certs[0];
Assert.Equal("localhost", topLevelCert.GetNameInfo(X509NameType.SimpleName, false));
Assert.Equal(
new DateTimeOffset(2016, 3, 2, 2, 37, 54, TimeSpan.Zero),
new DateTimeOffset(topLevelCert.NotBefore));
Assert.Equal(
new DateTimeOffset(2017, 3, 2, 2, 37, 54, TimeSpan.Zero),
new DateTimeOffset(topLevelCert.NotAfter));
SignerInfoCollection signers = cms.SignerInfos;
Assert.Single(signers);
SignerInfo signer = signers[0];
Assert.Equal(3, signer.Version);
Assert.Equal(SubjectIdentifierType.SubjectKeyIdentifier, signer.SignerIdentifier.Type);
Assert.Equal("1063CAB14FB14C47DC211C0E0285F3EE5946BF2D", signer.SignerIdentifier.Value);
Assert.Equal("2.16.840.1.101.3.4.2.1", signer.DigestAlgorithm.Value);
#if NETCOREAPP
Assert.Equal("1.2.840.113549.1.1.10", signer.SignatureAlgorithm.Value);
#endif
CryptographicAttributeObjectCollection signedAttrs = signer.SignedAttributes;
Assert.Equal(4, signedAttrs.Count);
Assert.Equal("1.2.840.113549.1.9.3", signedAttrs[0].Oid.Value);
Assert.Equal("1.2.840.113549.1.9.5", signedAttrs[1].Oid.Value);
Assert.Equal("1.2.840.113549.1.9.4", signedAttrs[2].Oid.Value);
Assert.Equal("1.2.840.113549.1.9.15", signedAttrs[3].Oid.Value);
Assert.Equal(1, signedAttrs[0].Values.Count);
Assert.Equal(1, signedAttrs[1].Values.Count);
Assert.Equal(1, signedAttrs[2].Values.Count);
Assert.Equal(1, signedAttrs[3].Values.Count);
Pkcs9ContentType contentTypeAttr = (Pkcs9ContentType)signedAttrs[0].Values[0];
Assert.Equal("1.2.840.113549.1.7.1", contentTypeAttr.ContentType.Value);
Pkcs9SigningTime signingTimeAttr = (Pkcs9SigningTime)signedAttrs[1].Values[0];
Assert.Equal(
new DateTimeOffset(2017, 10, 26, 1, 6, 25, TimeSpan.Zero),
new DateTimeOffset(signingTimeAttr.SigningTime));
Pkcs9MessageDigest messageDigestAttr = (Pkcs9MessageDigest)signedAttrs[2].Values[0];
Assert.Equal(
"07849DC26FCBB2F3BD5F57BDF214BAE374575F1BD4E6816482324799417CB379",
messageDigestAttr.MessageDigest.ByteArrayToHex());
Assert.IsType <Pkcs9AttributeObject>(signedAttrs[3].Values[0]);
#if !NETCOREAPP
Assert.NotSame(signedAttrs[3].Oid, signedAttrs[3].Values[0].Oid);
#endif
Assert.Equal(
"306A300B060960864801650304012A300B0609608648016503040116300B0609" +
"608648016503040102300A06082A864886F70D0307300E06082A864886F70D03" +
"0202020080300D06082A864886F70D0302020140300706052B0E030207300D06" +
"082A864886F70D0302020128",
signedAttrs[3].Values[0].RawData.ByteArrayToHex());
#if NETCOREAPP
Assert.Equal(
"B93E81D141B3C9F159AB0021910635DC72E8E860BE43C28E5D53243D6DC247B7" +
"D4F18C20195E80DEDCC75B29C43CE5047AD775B65BFC93589BD748B950C68BAD" +
"DF1A4673130302BBDA8667D5DDE5EA91ECCB13A9B4C04F1C4842FEB1697B7669" +
"C7692DD3BDAE13B5AA8EE3EB5679F3729D1DC4F2EB9DC89B7E8773F2F8C6108C" +
"05",
signer.GetSignature().ByteArrayToHex());
#endif
CryptographicAttributeObjectCollection unsignedAttrs = signer.UnsignedAttributes;
Assert.Empty(unsignedAttrs);
SignerInfoCollection counterSigners = signer.CounterSignerInfos;
Assert.Empty(counterSigners);
X509Certificate2 signerCertificate = signer.Certificate;
Assert.Equal(
"CN=localhost, OU=.NET Framework, O=Microsoft Corp., L=Redmond, S=Washington, C=US",
signerCertificate.SubjectName.Name);
// CheckHash always throws for certificate-based signers.
Assert.Throws <CryptographicException>(() => signer.CheckHash());
// At this time we cannot support the PSS parameters for this document.
Assert.Throws <CryptographicException>(() => signer.CheckSignature(true));
// Since there are no NoSignature signers the document CheckHash will succeed.
// Assert.NotThrows
cms.CheckHash();
// Since at least one signer fails, the document signature will fail
Assert.Throws <CryptographicException>(() => cms.CheckSignature(true));
}
