Since 2002, blogs have gained increasing notice and coverage for their role in breaking, shaping, and spinning news stories. Though often seen as partisan gossips, bloggers sometimes lead the way in bringing key information to public light, with mainstream media having to follow their lead. More often, however, news blogs tend to react to material already published by the mainstream media. Meanwhile, an increasing number of expert’s blogged, making blogs a source of in-depth analysis.

Blog is part of website which maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video. Most blog including free blog sites are interactive, allowing visitors to leave comment and even message each other via widgets on the blogs and it is this interactivity that distinguishes them from other static website. One consequence of blogging is the possibility of attacks or threats against the blogger. While a blogger’s anonymity is often tenuous, internet trolls who would attack a blogger with threats or insults can be emboldened by anonymity.

Many different types of blogs, differing not only by the type of content but also in the way that content is delivered or written. Those types are: personal blogs, corporate and organizational blogs, differed by genre, media type or device.