[CentOS] Good vulnerability Scanner besides Nessus?

Mon Dec 5 20:49:05 UTC 2005
James Pifer <jep at obrien-pifer.com>

Anyone know of a good vulnerability scanner they would recommend besides
Nessus? Been googling, but a recommendation is preferred. Looking for
another to run and compare the results I get with Nessus. 

Thanks,
James