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Threat Scorecard

Ranking: 818
Threat Level: 20 % (Normal)
Infected Computers: 39,970
First Seen: July 24, 2009
Last Seen: September 19, 2023
OS(es) Affected: Windows, also know as or, is a tracking cookie designed to record users' internet activities. collects information such as the type of browser or IP address being used, the number of times certain websites are accessed, the length of time spent on each site and any other internet related information.

Cookies were originally created and used for legitimate reasons such as storing user preferences, therefore they were not considered real computer threats. However, cyber criminals soon discovered that cookies can be utilized to steal users' confidential information. A cyber criminal can even steal a user's cookies via packet sniffing, a process that involves the intercepting and decoding of data streams flowing across a network.

As harmful as some cookies may be, does not fall under the category of spyware or malware. However, can still be used for malicious activities. For instance, crafty publishers that are signed up to yieldmanager's ad network may maliciously redirect users' browsers and display pop-ups in order to get commissions. Creators of rogue security software may even detect the ad.yieldmanager cookie as a parasite on their fake system scanners.

Fortunately, can easily be uninstalled with a reliable anti-spyware program or manually. Should you decide to manually uninstall it, you will have to access your cookie settings and delete yourself. To ensure that never bothers you again you can also block cookie in your browser. Follow the instructions below to block

For Internet Explorer: Tools > Internet Options > Privacy > Sites: type in > Block.

For Firefox: Tools > Options > Privacy > Use custom settings for history > Exceptions > Address of web sites: type in > Block.

Are you frequently getting the following ad.yieldmanager alert from your Internet Explorer browser?

The current webpage is trying to open a site on the internet. Do you want to allow this?

Current site:

Internet site:

Yes No

To stop the ad.yieldmanager alert from popping up, set your security settings in Internet Explorer to "Medium High" by opening your IE brower, clicking Tools > Internet Options > Security > select Medium-high.

If your screen is being bombarded with irritating security alerts from a rogue anti-spyware program stating that there's an infection identified as, your computer system may be infected with a stealthy trojan. Such trojans surreptitiously enter users' systems and install rogue anti-spyware programs that display exaggerated security warnings to trick users into believing their systems are infected, and they need to purchase whichever rogue security software is being promoted.

It is strongly suggested that you use a legitimate anti-spyware application to remove trojans, rogue anti-spyware programs, or any other malware you may have on your PC.

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