David Maimon

Associate Professor of Criminology & Criminal Justice, University of Maryland

Areas of Expertise

  • Cyber crimes
  • Malware and ransomware
  • Online fraud and theft
  • Cyber espionage
  • Cyber terrorism
  • Child pornography
  • Online guardians

Key Findings

  • Warning banners do not cause the immediate prevention of a first trespassing incident. MORE
  • There is no evidence that warning banners reduce the volume of repeated system trespassing incidents. MORE
  • Warning banners positively and significantly deter intruders by shortening the duration of the first and repeated trespassing incidences. MORE
  • Intruders who used administrative credentials to hack computer systems had the highest rate of infiltration. MORE
  • The presence of a warning banner did not impact the probability or average rate of navigation commands entered on computers where hackers used administrative credentials. MORE
  • A cyber intruder’s physical proximity to users impacts trespassing only for the first attempt. MORE
  • Successful cyber attacks are conducted during the most active user times, which is not necessarily during official business hours. MORE


David Maimon, Associate Professor of Criminology & Criminal Justice at the University of Maryland, is an expert on cyber crimes, computer hacking and system trespassing, online fraud, and copyright infringement.

Maimon consulted with the National Science Foundation on projects involving smartphones, WiFi, and cyber security. He has also worked with the Israeli Ministry of Science, Technology, and Space on preventing computer crimes. He received the Young Scholar Award at the White-Collar Crime Research Consortium and was awarded the Best Publication in Mental Health by the American Sociological Association in the Sociology of Mental Health Section.

He has been published in numerous journals including, “Criminology”, “Journal of Research in Crime and Delinquency,” “American Sociological Review,” “the International Journal of Cyber Criminology and Criminology,” and “Criminology & Public Policy.”

Maimon received his Ph.D. in Sociology from The Ohio State University, M.A. in Sociology from the University of Haifa, and B.A. in Sociology and Human Services from the University of Haifa.