referers

It appears a webmaster is now noticing a bot named MSLIVSOP serving up fake, site-specific keyword referers, as reported earlier.

Search Engine Roundtable 2009

The Journal said these IDs could be included in the "referers" that websites send to other sites to tell them where the user came from.

chron.com Chronicle 2010

But sanitizing referers in a way that works in all browsers is not an easy thing -- see this lengthy explanation from the Facebook engineering blog for the grisly details.

Latest Facebook privacy scare isn't so new Rob Pegoraro 2010

On Facebook and other social-networking sites, referers can expose a user's identity.

Larry Magid: Facebook's latest privacy flap is due to Web plumbing, not policy Larry Magid 2010

But that becomes possible when the referers include a person's social network ID.

Facebook: Congressmen Sent You A Message AP/The Huffington Post 2010

The Wall Street Journal calls referers "one of the Web's enduring privacy weak links."

Facebook games privacy breach: Farmville, Texas HoldEm, other games release user data Melissa Bell 2010

On Facebook and other social-networking sites, referers can expose a user's identity.

Larry Magid: Facebook's latest privacy flap is due to Web plumbing, not policy Larry Magid 2010

On Facebook and other social-networking sites, referers can expose a user's identity.

Larry Magid: Facebook's Latest Privacy Flap Is Due to Web Plumbing, Not Policy Larry Magid 2010

On Facebook and other social-networking sites, referers can expose a user 's identity.

Facebook in Privacy Breach Emily Steel 2010

But sanitizing referers in a way that works in all browsers is not an easy thing -- see this lengthy explanation from the Facebook engineering blog for the grisly details.

Faster Forward: Latest Facebook privacy scare isn't so new Rob Pegoraro 2010