US Patent 11436324 Monitoring parameters of controllers for unauthorized modification

Examples disclosed herein relate to approaches for securing a computing system. A management controller is to monitor a plurality of parameters of monitored controllers. The management controller provides each of the controllers a key to update the parameters. The management controller includes a representation of the parameters. A current version of one of the parameters is received from one of the monitored controllers. It is determined whether an unauthorized modification occurred to the current version of the first parameter using the representation.