From Wikipedia, the free encyclopedia
Jump to: navigation, search

ATDMT is a tracking cookie[1] served by Facebook subsidiary Atlas Solutions[2] and used as a third-party cookie by several websites. The cookie originates from the domain which is owned by Atlas.[3]


  1. ^ Pam Dixon (March 2011). "Consumer Tips: How to Opt-Out of Cookies That Track You". Archived from the original on 2013-01-13. 
  2. ^ "atlas Privacy Policy". Atlas. 
  3. ^ Dwyer, Catherine (2009). "Behavioral Targeting: A Case Study of Consumer Tracking on" (PDF). AMCIS 2009 Proceedings. Paper 460. Retrieved 29 January 2012. URL, and originates from Atlas, a behavioral targeting company