When surfing the Web with MS Internet Explorer then this free plug-ins allows you to scan for viruses and all kinds of malicious programs any web link before it is opened, or any file before it is downloaded onto your computer.
To scan a link or a file, you do not need to download and install Dr.Web anti-virus onto your computer, or download the file you want to open or save — the scan will be done on Doctor Web, Ltd.`s servers with the most up-to-date version of the Dr.Web scanner and the latest updates of the virus definitions database. The file size limit is 12 MB.