zhanghw created DIRKRB-754:
------------------------------

             Summary: KrbClient.requestTgt(principal, password) receive 
PREAUTH_FAILED (MIT Kerbveros)
                 Key: DIRKRB-754
                 URL: https://issues.apache.org/jira/browse/DIRKRB-754
             Project: Directory Kerberos
          Issue Type: Bug
          Components: changepw
    Affects Versions: 2.0.1
         Environment: Red Hat Enterprise Linux7.7, krb5-server.x86_64 
1.15.1-37.el7_6
            Reporter: zhanghw
             Fix For: 2.0.1


public static void main(String[] args) {

    String principal = "[email protected]";

    String password = "12345678";
    KrbConfig krbConfig = new KrbConfig();
    krbConfig.setString(KrbConfigKey.KDC_HOST, "kdc.mydomain.com");
    krbConfig.setString(KrbConfigKey.KDC_REALM,"DEV.MYDOMAIN.COM");
    krbConfig.setString(KrbConfigKey.PERMITTED_ENCTYPES, 
"aes256-cts-hmac-sha1-96");
    KrbClient krbClient = new KrbClient(krbConfig);
    try {
        krbClient.init();
        TgtTicket tgt1 = krbClient.requestTgt(principal, password);
    } catch (KrbException ex) {
        ex.printStackTrace();
    }
}

 

krb5's error message:

krb5kdc[1925](info): preauth (encrypted_timestamp) verify failure: 
Preauthentication failed



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