Preservation of proximity privacy in publishing numerical sensitive data
Jiexing Li, Yufei Tao, Xiaokui Xiao · 2008
We identify proximity breach as a privacy threat specific to numerical sensitive attributes in anonymized data publication. Such breach occurs when an adversary concludes with high confidence that the sensitive value of a victim individual must fall in a short interval --- even though the adversary may have low confidence about the victim's actual value.