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Possibly. Can you set cookies over JavaScript? Ad networks allow ad providers to inject arbitrary JavaScript into their clients' websites.
by coldpie 12y ago
Possibly. Can you set cookies over JavaScript? Ad networks allow ad providers to inject arbitrary JavaScript into their clients' websites.
- thaumaturgy 12y agoYou can set and read cookies using Javascript, but due to same-origin policies that are present in all modern browsers, it shouldn't be possible for a non-Yahoo domains to read cookies set by Yahoo. There might be some exception that I'm not aware of, but that would seem like a pretty serious browser security issue.