| 3rd Party
Cookies |
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| 1.
The user requests a page from a |
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| DoubleClick
customer site. |
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| 2.
The site returns a page that contains |
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| an
image URL from DoubleClick. |
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| Network |
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| 3. Client requests the image |
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| from DoubleClick |
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| (sending
a cookie). |
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| 4.
DoubleClick records |
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| the
fact that you |
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| visited the |
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| customer
site. |
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| 5.
Double-click |
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| returns a |
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| customized |
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| advertisement |
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| (setting
a cookie). |
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