Oracle Database Listener Security Guide
January 20, 2004[From Help Net Security]
Through our security consultations, we have consistently identified poor Oracle Database Listener (TNS Listener) security as a significant security risk. Few Oracle database installations have properly secured the Oracle listener as recommended by Oracle and security experts.
The information contained in this paper is not new, is not obscure. It may not be well known to many Oracle DBAs, but is well known to security experts and hackers.
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