[英]How to sign an saml 2.0 assertion using the openssl (.PCKS8) file
嗨我需要关于saml 2.0 Authn请求的一些信息。 我想用openssl创建的* .pkcs8文件签署我的authn请求。 我可以使用java keytool来处理密钥库文件。 但是我希望使用openssl生成使用* .PKCS8文件来实现相同的功能。 我一直在努力解决这个问题。 我能用它生成xml。
// Authn请求......
<samlp:AuthnRequest xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol" AssertionConsumerServiceURL="http://localhost:8080/sp/AssertionConsumerService" Destination="http://localhost:8080/idp/SingleSignOnService" ID="95cc3943-67dd-43ef-809b-2ccd8bd3e4e9" IssueInstant="2013-04-26T12:18:48.799Z" Version="2.0">
<saml:Issuer xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion" Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity">sp</saml:Issuer>
<ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
<ds:SignedInfo>
<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
<ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>
<ds:Reference URI="#95cc3943-67dd-43ef-809b-2ccd8bd3e4e9">
<ds:Transforms>
<ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
<ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
<ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#"
PrefixList="ds saml samlp"/>
</ds:Transform>
</ds:Transforms>
<ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
<ds:DigestValue>2HkVe/KnVzcMgneRUItjq2V/FEA=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>
NjCxy8R3NjkN8B932FJolGTqtYTBBTLboHUo7ZqEXxICUW/ZhOV2Pwe+c4R0/TrPqBPVZBItlXyv
at3edIMrr7RlEFGy3rt7pPVRXUcmF6jtDZajCpwwaEKKD--REMOVED SOME CODE------------
egb8dua65WhY1KkugNPG4FWTVhtzul/CBo9a8vN/ZuXRbZQ6sUWbq1BFgC6Zmw8kr1aUNBwqRi7r
ZNPXcGVhXuFQTTV4Kuc1eiI1lgANKLTrkCBRSw==
</ds:SignatureValue>
</ds:Signature>
</samlp:AuthnRequest>
// 结束
我无法获得使用java keytool可以获得的keyInfo和x509data以及证书值。
<ds:KeyInfo>
<ds:X509Data>
<ds:X509Certificate>hZB2kOYypWs33Bs2BTaKZOKGig0CAwEAATANBgkqhkiG9w0BAQUFAAOB
gQB3Cfe0iTfrXY9E22TFy5b87kwpDKjLopNLtX3kqSUlfjnbN5tYN4zr91H5dZUkuFF83z7ztzKi
zkcxiMgVVQkU2X1bn5SdErvmS7aEcG8+5TdlO5bf+8as04u5qug+oQun5s1t9mSvaF7Ol5CX/gkp
EUTjXx28kldbY7ETgDUrSw==</ds:X509Certificate>
</ds:X509Data>
</ds:KeyInfo>
</ds:Signature>
还告诉我是我的Authn请求完成。 对于Artifact和POST(断言)saml消息,Authn请求也是相同的
PLS帮助!!!
你是如何构建org.opensaml.xml.security.credential.Credential
对象的? 您只能从PKCS8文件加载私钥 。 您仍然需要公钥来完全构造Credential对象。 如果您的公钥存储在DER编码的字节中,您可以使用以下代码创建Credential
并使用它来签署请求
/**
* Load privateKeyDerBytes from PKCS8 file and publicKeyDerBytes from .cer, .crt, .der files
*/
private static Credential getCredential(byte[] privateKeyDerBytes , byte[] publicKeyDerBytes) throws IOException
{
PrivateKey privateKey = PKCS8Key.parse(new DerValue( privateKeyDerBytes ));
PublicKey publicKey = X509Key.parse(new DerValue(publicKeyDerBytes));
BasicCredential basicCredential = new BasicCredential();
basicCredential.setUsageType(UsageType.SIGNING);
basicCredential.setPrivateKey(privateKey);
basicCredential.setPublicKey(publicKey);
return basicCredential;
}
public static void signAssertion(Assertion assertion , byte[] privateKeyDerBytes , byte[] publicKeyDerBytes) throws IOException, SecurityException
{
// get Credential
Credential credential = getCredential(privateKeyDerBytes, publicKeyDerBytes);
// create Signature
Signature signature = (Signature) Configuration.getBuilderFactory().getBuilder(
Signature.DEFAULT_ELEMENT_NAME).buildObject(
Signature.DEFAULT_ELEMENT_NAME);
signature.setSigningCredential(credential);
signature
.setSignatureAlgorithm(SignatureConstants.ALGO_ID_SIGNATURE_RSA_SHA1);
signature
.setCanonicalizationAlgorithm(SignatureConstants.ALGO_ID_C14N_EXCL_OMIT_COMMENTS);
signature.setKeyInfo(getKeyInfo(credential));
assertion.setSignature(signature);
}
public static KeyInfo getKeyInfo(Credential credential)
throws SecurityException {
SecurityConfiguration secConfiguration = Configuration
.getGlobalSecurityConfiguration();
NamedKeyInfoGeneratorManager namedKeyInfoGeneratorManager = secConfiguration
.getKeyInfoGeneratorManager();
KeyInfoGeneratorManager keyInfoGeneratorManager = namedKeyInfoGeneratorManager
.getDefaultManager();
KeyInfoGeneratorFactory factory = keyInfoGeneratorManager
.getFactory(credential);
KeyInfoGenerator generator = factory.newInstance();
return generator.generate(credential);
}
您可以使用它来输出keyinfo
X509KeyInfoGeneratorFactory fact = new X509KeyInfoGeneratorFactory();
fact.setEmitEntityCertificate(true);
signature.setKeyInfo(fact.newInstance().generate(cred));
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