Abstract The paper was on use of electronic security systems in the security of information resources in Federal University Libraries in Southern Nigeria. This study adopted descriptive survey research design. The population comprised of one hundred and eleven (111) academic Librarians drawn from the Seven University Libraries that use the electronic security systems. The Universities are University of Benin, Obafemi Awolowo University, Ile-Ife, University of Portharcourt, Federal University of Technology, Akure, University of Lagos, Federal University of Agriculture, Umudike and University of Nigeria, Nsukka. The instruments used for the data collection were observation checklist and structured questionnaire. The data obtained were analyzed using Descriptive statistics. The major findings include that the available electronic security systems in these libraries are not in regular use while in University of Nigeria Nsukka, their available electronic security systems are no longer in use. The findings also revealed that RFID (Radio Frequency Identification System) is not in use in any of these Federal University Libraries. Main reasons identified as being responsible for the occasional use of electronic security systems include poor maintenance, inadequate funding and incessant power supply.
Keywords: Electronic security systems, Information resources, Use and Libraries.