Welcome to the Virus Encyclopedia of Panda Security.
Adware refers to programs that display advertising using any means: pop-ups, banners, changes to the browser home page or search page, etc. The advertisements could be associated with the products or services offered by the creator of the program or by third-parties.
Adware can be installed in a number of ways, on some occasions without users' consent, and either with or without users' knowledge of its function.
Adware/VapSup uses the following propagation or distribution methods: