Windows Server Update Services
UPDATE DISTRIBUTION SYSTEM FOR WINDOWS
Software Update Services; Windows Software Update Services; WSUS
Windows Server Update Services (WSUS), previously known as Software Update Services (SUS), is a computer program and network service developed by Microsoft Corporation that enables administrators to manage the distribution of updates and hotfixes released for Microsoft products to computers in a corporate environment. WSUS downloads these updates from the Microsoft Update website and then distributes them to computers on a network.