Which open-source vulnerability scanner can be used as a free alternative to Nessus?
- A.A. Nmap
- B.B. OpenVAS (Greenbone)
- C.C. Wireshark
- D.D. Metasploit
Why B is correct
OpenVAS (Open Vulnerability Assessment System), now part of Greenbone, is an open-source vulnerability scanner with over 100,000 vulnerability tests. It performs network vulnerability scanning, compliance checks, and generates reports similar to commercial tools like Nessus and Qualys.
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