Discover the answers you need at Westonci.ca, a dynamic Q&A platform where knowledge is shared freely by a community of experts. Explore thousands of questions and answers from a knowledgeable community of experts on our user-friendly platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

The CISO of a large organization, Mikael, has just returned from a security conference. At the conference, he learned about a vulnerability scanner that he would like to implement at his company. He likes the fact that the software published under the GNU GPL. Which of the following vulnerability scanners is he most likely considering?

a. Nessus
b. Tenable
c. Nikto
d. Nexpose