Netcat (nc) is pretty powerful command line tool on Linux & Mac and can be used to send data on network. It can be quickly read more
When you create Amazon EC2 instance, you are given a RSA private key to access the instance. On Ubuntu Linux the key is for default read more
When we browse a web site, the browser first do a DNS lookup to find the IP address of the domain name. We can override read more
Sometimes we want to access a web site from a different location or ip to see how various things appear on the site. There can read more
One of the main activity a webmaster has to perform is to monitor and fix 404 pages (not found pages) on the web sites. When read more
Unix utility nc (netcat) is a pretty handy utility for many network tasks. One such use is to see what headers are being sent by read more
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