As you all probably known since version 3 Nessus turned to a proprietary model and started charging for the latest plugins locking most of us out. Now we finally have a new, properly organized forked development with the name of OpenVAS - at last a decent and free Vulnerability Scanner! OpenVAS is a network security scanner which contains a graphical user front-end to help find problems in remote systems and applications. Have you tested it out?

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