DESCRIPTION
When attempting to login using Kerberos integrated authentication in an environment running on an IBM JDK v 1.7, the following error is thrown:

org.ietf.jgss.GSSException, major code: 11, minor code: 0 major string: General failure, unspecified at GSSAPI level minor string: Error obtaining kerberos credentials: java.security.PrivilegedActionException: javax.security.auth.login.LoginException: Login Failure: all modules ignored
com.ibm.security.jgss.krb5.initiate{
com.ibm.security.auth.module.Krb5LoginModule required
principal="INSERT SERVICE PRINCIPAL NAME HERE"
useDefaultKeytab=true
credsType=both
debug=true;
};