Comcast, commercially known as Comcast Corporation, is the American company that provides communications, information and entertainment products and services. In the US, this company is popular for offering several such services like home based internet, home based telephone services and home based security services in particular regions. In addition, this company is one of the largest cable operators in the US. Home security products provided by the company include surveillance cameras, home automations, fire alarm and many others. The company offers security services both in residences and in commercial places as well. At present, near about in 40 US states and in the entire Columbia district, Comcast services are available.