David Lorenzi, Emre Uzun, Jaideep Vaidya, Shamik Sural, Vijayalakshmi Atluri. Enhancing the Security of Image CAPTCHAs Through Noise Addition. In Hannes Federrath, Dieter Gollmann, editors, ICT Systems Security and Privacy Protection - 30th IFIP TC 11 International Conference, SEC 2015, Hamburg, Germany, May 26-28, 2015, Proceedings. Volume 455 of IFIP Advances in Information and Communication Technology, pages 354-368, Springer, 2015. [doi]
Abstract is missing.