Facebook a security threat and admits it
6th December 2007
Facebook users attacked Beacon as a flagrant violation of privacy. The tool enables Facebook to track its users’ purchases and actions at dozens of Web sites and then broadcast the data on the pages of their listed friends within its social network.
“We’ve made a lot of mistakes building this feature, but we’ve made even more with how we’ve handled them,” Zuckerberg wrote on Facebook’s blog. “We simply did a bad job with this release, and I apologize for it.”
Read it all: Facebook sorry over Web tracker