我正在尝试创建2个Java应用程序,它们通过内部网络上的SSL相互通信。我这样做是通过给SSLEngine授予对密钥库的访问权限,该密钥库包含要使用的证书的私钥项。
private static SSLEngine createSslEngine()
{
try
{
KeyStore ks = KeyStore.getInstance( KeyStore.getDefaultType() );
char[] pwdArray = "changeit".toCharArray();
ks.load( null, pwdArray );
try ( InputStream ksIs = ServerAssociationConnector.class.getResourceAsStream( "clientkeystore" ) )
{
ks.load( ksIs, pwdArray );
}
KeyManagerFactory kmf = KeyManagerFactory.getInstance( KeyManagerFactory.getDefaultAlgorithm() );
kmf.init( ks, pwdArray );
SSLContext context = SSLContext.getInstance( "TLSv1.3" );
context.init( kmf.getKeyManagers(), null, null );
return context.createSSLEngine();
}
catch ( NoSuchAlgorithmException | UnrecoverableKeyException | KeyStoreException | CertificateException | IOException | KeyManagementException exception )
{
throw new AssertionError( "SSLException", exception );
}
}
这在使用根证书时可以很好地工作(在浏览器中打dubrovnik:2762抱怨不可信证书,但其他方法也可以)。然而;我想使用由内部CA签名的非根证书,仅用于相关域(在本示例中称为dubrovnik)。
当我改为使用根证书签署证书并在主题备用名称中使用dubrovnik时,java拒绝使用该证书,而是产生javax.net.ssl.SSLHandshakeException: No available authentication scheme
异常
我正在使用的密钥库包含以下内容:
Keystore type: PKCS12
Keystore provider: SUN
Your keystore contains 2 entries
dubrovnik, 2 Nov 2020, PrivateKeyEntry,
Certificate fingerprint (SHA-256): 88:5F:53:7C:85:8E:65:01:3E:E1:E8:F0:D6:17:7A:8B:22:EF:11:DD:5F:E6:30:FE:A7:3B:F1:FA:07:C8:46:38
thecaroot, 2 Nov 2020, trustedCertEntry,
Certificate fingerprint (SHA-256): 9E:2F:86:B6:17:83:D2:26:88:42:49:E4:3F:DA:DA:19:31:11:18:F7:15:6D:16:35:C4:3E:1B:E4:F8:E6:FC:3A
我一直在使用openssl和keytool创建本地ca和签名证书
openssl genrsa -des3 -out myCA.key 2048
openssl req -x509 -new -nodes -key myCA.key -sha256 -days 1825 -out myCA.pem
##create the certificate to sign
keytool -keystore clientkeystore -genkey -alias dubrovnik -dname "CN=dubrovnik" -ext san=dns:dubrovnik
##create a request to have certificate signed
keytool –certreq –keystore clientkeystore –alias dubrovnik –keyalg rsa –file dubrovnik.csr
##CREATE A FILE CALLED dubrovnik.conf as described in https://stackoverflow.com/a/47779814/2187042
##sign the request
openssl x509 -req -CA myCA.pem -CAkey myCA.key -in dubrovnik.csr -out dubrovnik.cer -days 3650 -CAcreateserial -extfile dubrovnik.conf -extensions v3_req
##import the root level certificate (just the certificate, not the private key)
keytool -import -keystore clientkeystore -file myCA.pem -alias theCARoot
##import the signed client certificate
keytool -import -keystore clientkeystore -file dubrovnik.cer -alias dubrovnik
要使SSLEngine可以接受内部网络证书(而非根证书),并避免发生javax.net.ssl.SSLHandshakeException: No available authentication scheme
异常,我该怎么做
答案 0 :(得分:2)
我相信我的问题实际上只是根证书是RSA证书,而非根证书是DSA,并且不赞成使用DSA(因此被忽略了)。
在javax.net.ssl.SSLHandshakeException: No available authentication scheme上也遇到了这个问题
证书的DSA性质可以在证书详细信息中看到
keygen命令需要更改为使用RSA
keytool -keystore客户端keystore -genkey -alias dubrovnik –keyalg rsa