References or quotations play an important role in validating information in various fields. Not limited to the field of education, where these references become the basis for developing theories that have an impact on the wider community. Especially in the world and the field of education, sources originating from books are usually found in libraries, both official and unofficial libraries. In library risk management, pure risk and speculative risk are the main topics of discussion. Which in this era of globalization will appear technological changes. And these technological changes have an impact on users because users are aware of threats to information security. In a library that is connected to technology, namely an online library, of course, it is not much different from other information services. Which there will also be security threats in the library system.