AdSense Crawler bounce along all over the Internet, visiting publishers’ sites, and letting the AdSense system back at Google know what the pages are all about. But the problem come when the site need to be login and asking for password. Adsense Crawler can’t go crawling behind that login page.
The result is that users end up with poorly targeted ads and the AdSense Crawler ends up with sleepless nights, wondering what could have been — if only it had crawled those pages.
Recently, Google Adsense have launched a new feature called Site Authentication to take care of the problem. Using Site Authentication, you can give the crawler access to your login-protected pages by passing it information to log into your site. For example, let’s say your news site has a premium content area, with articles that only paying members can access. To get ads on those pages, you can use Site Authentication to provide the crawler with a test username and password. It’s an easy process that starts just by logging into your AdSense account and finding the ‘Site Authentication’ link under the ‘AdSense Setup’ tab. Once you’ve supplied Adsense Crawler with a username, password, and a few other details, all you have to do is verify that you own the site through Google Sitemaps.
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