Mobile application notification system for monitoring security posture and risk

A mobile application notification system that includes a cloud node including a subscription service and a publication service, each executed on the cloud node, wherein the subscription service is configured to manage a plurality of users associated with a tenant of multiple tenants, each of the plurality of users have a corresponding user device that executes a monitoring application thereon, wherein management via the subscription service includes subscribing each of the plurality of users and configuring the tenant and associated messages, and wherein the publication service is configured to communicate with the corresponding user device of the plurality of users and to communication to a plurality of publisher threads, for exchanging messages therebetween, based on the subscribing and the configuring, and wherein at least two corresponding user device of the plurality of users utilize a different operating system and platform from one another.