he program asks those who fear their intimate photos may be shared on Facebook, Instagram or Messenger to send the photos to Facebook's special team for review. The special team "creates a human-unreadable, numerical fingerprint of it" and stores it as a "photo hash" to prevent someone from uploading the photo in the future. Like all photos, the image will be cross-examined in a database of "photo hashes" and if it matches a flagged photo, Facebook will prevent it from being posted or shared. The pilot program is limited to Australia. To minimize confusion, Facebook explained how the program works : Australians can complete an online form on the eSafety Commissioner’s official website. To establish which image is of concern, people will be asked to send the image to themselves on Messenger. The eSafety Commissioner’s o