The team at SyntaxExplained just published a new post on IPS patching and related security mechanisms and the excerpts i as follows.

An Intrusion Prevention System (IPS) is a security mechanism that detects and prevents threats to networks. In this article, we’d take a look at what IPS patching entails, why it’s important, and more.
An IPS system helps prevent and detect threats to networks by scanning network traffics for identified threats. Once the system detects a threat in the intrusion data, it stalls development and bars it from entry. Elements are broadly considered as threats based on three criteria.

Read more about IPS patching here.