Is Yahoo watching you as you travel the web?
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Have a Yahoo account? They may be monitoring you as you visit sites outside of Yahoo using “web beacons” Yahoo’s name for their cookies.
Web pages may contain an electronic file called a web beacon, that allows a web site to count users who have visited that page or to access certain cookies. Yahoo! uses web beacons in the following ways …
Yahoo! uses web beacons to conduct research on behalf of certain partners on their web sites and also for auditing purposes.
You can opt out. That will take you to a page that says you’ve successfully opted out. Do not click on the button on the page reading Cancel Opt Out or you’ll reactivate the web beacons.
You may also want to clear your Yahoo marketing preferences (I’d sweat I’d already done that).