Root, Qubits & Qualia

This one will force your users through your Squid proxy server, even if your users are configured to access the net directly iptables -t na...

Attributes on a file can help you control what people can do with different files you can make files 1: Undeletable (Even by root) 2: Upda...

some config files are huge, and have more comments "#" and blank space than they do actual configured settings. sometimes you nee...

The last thing a cracker does after they have compromised your system is they try and remove all traces of what they have done on your syste...

In previous posts we configured NFS , client and server. Discussed auto mounting NFS shares and centralized user management . whats le...

O n a network with lots of users you will need to centralize your /etc/passwd file and your user database so that you can manage all your u...

In my previous 2 posts we setup NFS client and NFS server. There is another way of setting up the client so that the mount is temporary a...

To share a directory on your computer and make it available to other computers on your network. first make sure that nfs is installed and r...

you are able to connect to NFS shares that servers on your network have exported and made available to connect to. to see what NFS shares...

During the life of your PC you most probably will be adding more physical RAM to it, in which case you may want to also increase the amoun...

Ever needed to umount a device or file system or needed to umount your portable USB drive but you can't as you keep getting a ...

There are three special sets of permissions that can be set to files and folders. namely the Sticky Bit, 1770 (+t) the Set Group ID (sgid) 2...

The fundamentals behind the Unix Philosophy are : All Programs do only one thing but they do it really well. All programs must wo...

make sure you read my previous post "How to further secure your sever for SSH" and applying those tips first and then applying t...

Today 02 August 2008 @ 06:20.00 GMT

Another way to secure your server is by using iptables , you can use iptables together with tcp _wrappers or on their own, the choice is yo...

TCP _wrappers is on by default and you do not need to start any service for it to work. TCP _wrappers is configured by editing 2 files /etc...

in Linux every command you run produces and records an exit status on whether the command was successful or not. If a command is successf...

lets say you see 4 movie clips on you tube that you want to join together to form 1 movie and save it to and play it on your Blackberry. to...