Fajar Priyanto wrote: > Dear all, > I have written an article how to block cracker using denyhosts. > This is the excerpts: > Internet is a cruel world. Server owner that is always connected to the > internet knows this. Crackers are always trying to hack into our server day > and night, 24 hours, 365 days non-stop. How do we secure our server? There > are many ways to do it, one of them is using denyhosts. With it, we can block > those crackers after certain amount of failed login attempts. > > The article can be found at: > http://linux2.arinet.org/index.php?option=com_content&task=view&id=132&Itemid=2 > > Knowledge belongs to everyone, > You might want to add a few lines describing how to add the appropriate yum repository so the user doesn't see: [root at somehost ]# yum install denyhosts Gathering header information file(s) from server(s) Server: CentOS-3 - Addons Server: CentOS-3 - Base Server: CentOS-3 - Extras Server: CentOS-3 - Updates Finding updated packages Downloading needed headers Cannot find a package matching denyhosts No actions to take # 8-) Cheers,