Privacy-Preserving Photo Sharing based on a Public Key Infrastructure

  title={Privacy-Preserving Photo Sharing based on a Public Key Infrastructure},
  author={Lin Yuan and David McNally and Alptekin K{\"u}pç{\"u} and Touradj Ebrahimi},
A significant number of pictures are posted to social media sites or exchanged through instant messaging and cloud-based sharing services. Most social media services offer a range of access control mechanisms to protect users privacy. As it is not in the best interest of many such services if their users restrict access to their shared pictures, most services keep users’ photos unprotected which makes them available to all insiders. This paper presents an architecture for a privacy-preserving… CONTINUE READING


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