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Outline

Does Profiling Make Us More Secure?

2012, IEEE Security & Privacy Magazine

https://doi.org/10.1109/MSP.2012.95

Abstract

P rofiling means making predic- tions about likely user behavior based on collected characteristics and activities. Shari Lawrence Pfleeger and Marc Rogers brought together a group of researchers from a variety of disciplines to discuss whether profiling and prediction actually make us secure. Michael Losavio: "Profiling" is a loaded term and something we should clarify as we go through this discussion. Sal Stolfo: That's why I like to call it "behavior-based security" or "human user behavior analysis. " Shari Lawrence Pfleeger: There are clear examples of where this kind of profiling-user behavior analysisis very helpful, examples of where it's sort of creepy, examples of where it might be illegal or unethical, and everything in between. This roundtable addresses what we're doing, what are or should be its limits-legal, ethical, mathematical-and when it's most useful. With all of this in mind, what's the scientific basis for profiling? Masooda Bashir: It is based on the assumption that we all have stable personality traits. Profiling also assumes that once we hit a certain age, we have a stable personality and characteristics that can be used to predict our later behaviors and therefore past behavior is used to predict future behavior. Marc Rogers: There are two types of profiling: clinical, which is based on personal observations and anecdotal evidence, and statistical, which is based on large datasets. So we have to consider the art versus the science. Losavio: It becomes controversial when profilers use characteristics like race and ethnicity.