Detecting failed su to root attempts
This one-liner will list all failed "su" attempts to the superuser account. You'll be amazed at how many users attempt to hack root account.
cat /var/adm/sulog | nawk '$4 == "-" {print $0}' | grep 'root$'
SearchSecurity.com members gain immediate and unlimited access to breaking industry news, virus alerts, new hacker threats, highly focused security newsletters, and more -- all at no cost. Join me on SearchSecurity.com today!
Michael S. Mimoso, Editorial Director
Dig Deeper
-
People who read this also read...
This was first published in October 2002
Disclaimer:
Our Tips Exchange is a forum for you to share technical advice and expertise with your peers and to learn from other enterprise IT professionals. TechTarget provides the infrastructure to facilitate this sharing of information. However, we cannot guarantee the accuracy or validity of the material submitted. You agree that your use of the Ask The Expert services and your reliance on any questions, answers, information or other materials received through this Web site is at your own risk.