extension21802@extension21802.com

extension21802@extension21802.com is a browser extension unique ID.
A browser extension is a computer program that extends the functionality of a web browser in some way.
We suggest you to remove extension21802@extension21802.com extension from your browser as soon as possible.
Also, you should delete files and registry keys, created by extension21802@extension21802.com.
extension21802@extension21802.com is related to: Adware, Shopping Sidekick Plugin.