Suppose some author provides his original research article to the journal for the publication. So this way he is disclosing or revealing his confidential research work to that journal. Now if in case that article gets rejected. So, does it not possible that, who reviews that article at journal end, may do publish that kind of work and can say that it is his work. Because the original author's work has not been published, and he is disclosing his confidential work to somebody, So how authors get assurance that if his/her article may get rejected, although his work in any form will not leak by the people of journal staff. And what happens if this kind of thing happens.

Suppose some author provides his original research article to a journal for publication. In this way, he is disclosing or revealing his confidential research work to that journal. Now, consider the case that his article gets rejected. So, is it not possible that whoever reviews that article can publish that kind of work and say that it's theirs? Since the original author's work has not been published and he is disclosing his confidential work to somebody, how could the author get assurance that if his article is rejected, his work will not be leaked by the journal staff in any form? What happens if this kind of thing happens?