Hotlinking or bandwidth theft is direct linking to a websites file including images, video and others on the external website. It has become prevalent in the many forums and message boards on the web that allow users to insert images. The user resorts to hotlinking those when creating the tag as it is not possible to keep on the host site.
The Harm Caused by Hotlinking
When an tag is used to display a JPEG image found on someone elses webpage so that it will appear on ones own site, journal, weblog or forum posting, hotlinking is taking place. Other people might find it flattering to know that someone would be interested in a photo they have taken. This practice, however, consumes bandwidth and slows down the web server. When done excessively, the unknowing victim ends up footing an extra bill from his/her hosting provider.
One sure sign of hotlinking is the appearance of strange web sites in ones referrer logs. When sites that wouldnt normally be interested in one site are the ones that are appearing, then something is definitely up. When the offending sites are visited, photos owned by the other site are sure to be posted there. They do not make copies of...