1. Architecture for Location and Location Privacy in Internet Applications (2011 July) {Online} Available: https://tools.ietf.org/html/rfc6280 Architecture for Location and Location Privacy in Internet Applications (2011 July) {Online} Available: https://tools.ietf.org/html/rfc6280
2. Placemask {Online} Available: http://www.placemask.com Placemask {Online} Available: http://www.placemask.com
3. Location Privacy Protection for Smartphone Users
4. TaintDroid