Outsourcing is a service provided to companies, which consists of entrusting tasks related to the management and maintenance of information systems to an external third party. These services can be applied to internal and physical infrastructures, as well as to outsourcing or virtual infrastructures. Among other operations, this will involve performing daily management tasks, technical monitoring and necessary updates, maintaining the performance and security of the infrastructure at an optimal level, etc. In addition, it also includes emergency intervention in the event of a breakdown, technical support and personalized customer support. Services can be performed on site (technicians come to customers) or remotely.