MDM SaaS discovery starts with knowing what is installed and who is signed into each app. Device management tools can spot thick client software, VPN tools, and browser extensions that identity systems often miss, while login records show who is actually using each service and how often. This keeps small workflow gaps from turning into bigger security or budget problems later on. Usin... https://optystack.ai/blogs/mdm-uem-signals-complement-saas-discovery