1. A system for preventing side-channel attacks, the system comprising: a computing device; a non-transitory storage medium configured to be in communication with the computing device, wherein the storage medium contains one or more programming instructions that, when executed, cause the computing device to: retrieve information associated with one or more virtual machines operating on the computing device, the one or more virtual machines comprising one or more properties, execute one or more duplicate virtual machines comprising one or more duplicate properties, each duplicate virtual machine configured as a substantially identical instance of a counterpart virtual machine based on the information, provide each duplicate virtual machine with substantially identical operational data as the counterpart virtual machine, monitor the one or more duplicate properties of each duplicate virtual machine and the one or more properties of the counterpart virtual machine for a discrepancy, and analyze counterpart virtual machines exhibiting a discrepancy for one or more security events.