WHAT YOU NEED TO KNOW ABOUT ADBLOCK SOFTWARE
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For Webmasters

If you are a webmaster or website owner, you probably know that users may be blocking your advertisements with software and browser plug-ins. Did you also know that some users are using ad blocking software without even knowing it?

Read the entries in this section to better understand how ad blocking software affects how your website is viewed.

Also take into consideration the user perspective and how advertisements can be annoying or even cause performance issues on the end user’s system when loaded up with Flash and large creative.

Finally, spread the word. Educate your users on the impact of their use of ad blocking software. Educated users will help create a demand for ad blocking software that is less aggressive and more configurable.

Remove Our Ads!

Thursday, March 9th, 2006

A few years ago, we published a simple adblock detection script. Our purpose for this was to catch the users who had Norton Internet Security installed and inform them that the software they have installed may be blocking content (both ads and non-ads) without their knowledge. A few years have passed, and […]

Adblock Plus and FilterSet.G

Friday, February 17th, 2006

A number of commenters here at Adblock.org have recommended that I take a look at Adblock Plus, a replacement to the long-time adblocking Firefox extension, Adblock. Many users of this Adblock extension recommend the use of the FilterSet.G blocking list.
I took a look to see how it works and from a Website owner […]

IAB Standard Advertising Graphic Sizes

Monday, October 25th, 2004

These are the standard internet advertising graphic sizes accoring to the Internet Advertising Bureau. Norton Internet Security will block these, so it’s a good idea to avoid these graphics sizes in your website design.

The AdBlock.org Webmaster Pledge

Sunday, September 12th, 2004

AdBlock.org Webmaster Pledge.  Don't block my ads!
Post the AdBlock.org Webmaster Pledge, “Don’t Block My Ads!”, graphic and encourage your users to not block the ads on your website while expressing your promise to display only tasteful, non-distracting advertisements.

Norton Internet Security Blocked HTML List (Updated 2004-09-10)

Friday, September 10th, 2004

Updated 10 Sept 2004. Norton Internet Security 2004 has ad blocking turned on by default. One of the ways that NIS attempts to block ads is that they block link tags that contain text that matches any entry in a long list of targeted text and words. See the sites that NIS blocks…and doesn’t block.

Why Adblocking?

Thursday, August 19th, 2004

After all, it’s not something that’s so loathsome or unheard of in other media. We all put up with advertising on television, print media, billboards, even blimps and banner-towing airplaines. So why block ads on the Internet with such vigor?

How to Mask your URLs from Adblocking software

Wednesday, August 18th, 2004

A technique to avoid the effect of adblock software is to mask the information that the software is looking for. Any URL is susceptible to blocking by adblock software, whether it is is an image url, Javascript, or a click URL. This article describes how to mask your URLs using PHP.

Voluntary Adblocking

Tuesday, August 10th, 2004

An interesting approach to adblocking is that of broadbandreports.com’s webmaster. If you register with the site, you can choose to browser with no ads. Now that’s an interesting concept…

AdBlock Detection Script Demonstration

Tuesday, July 27th, 2004

The AdBlock detection script will notify your users of the impact that they have on your, the website owner, by using AdBlocking software.

AdBlock Detection Script

Tuesday, July 27th, 2004

Install this script on your site to notify and educate your users about the effects of AdBlock software by presenting them with a message on the page if and only if they have software on their computer that has prevented an image from loading properly.