1a) Please give a 1-paragraph summary of the RePriv paper.

1b) Comment on one thing you think is particularly worth noting or discussing about the paper.

1c) Give another example (other than the browser setting) where you think a similar approach could provide better privacy and at the same time provide utility for personalized services.

2. Today, when users upload their data to cloud service providers, they lose control of their data, and they have to fully trust that the service providers will do the right thing to protect their data.

a) Can you suggest an alternative approach in which users do not have to fully trust the service provider?

b) Give a concrete application example to show how your approach may work.

c) What do you think are the important requirements and challenges (both technical and non-technical) in order for the proposed approach to become practical?