"endrino" wrote:
How jbpm identity may be used?

As is, did you read the documentation? dit you look at the testcases(aka examples) do you have specific questions on where you succeeded and where you failed?

"endrino" wrote:
exist any tutorial of jbpm identity?

Not realy, some documentation, some testcases/examples and..... the sourcecode

"endrino" wrote:
have jbpm a eficient user management?

No, it is on the todo list to have a simple crud application for usermanagement