SENTINEL definition: a person or thing that watches or stands as if watching. See examples of sentinel used in a sentence.

Sep 30, 2025 · Microsoft Sentinel is a cloud-native SIEM solution that delivers scalable, cost-efficient security across multicloud and multiplatform environments. It combines AI, …

Dec 5, 2015 · The meaning of SENTINEL is sentry. How to use sentinel in a sentence.

SENTINEL meaning: 1. a person employed to guard something: 2. Sentinel is also used in the names of some newspapers…. Learn more.

sentinel (ˈsɛntɪnəl) n 1. a person, such as a sentry, assigned to keep guard

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Discover Microsoft Sentinel, an AI-ready cloud SIEM platform that unifies data, automates threat response, and gives insights with a cost-effective data lake.

LGM-35 Sentinel ... The LGM-35 Sentinel, initially known as the Ground Based Strategic Deterrent (GBSD), is a land-based intercontinental ballistic missile (ICBM) system under …

6 days ago · The Air Force's next-generation nuclear missile program has blown its budget and hit serious delays. Here's how things went sideways.

Jan 6, 2026 · “Sentinel will improve on the capabilities that we currently field today.” While Sentinel has a critical role to play in nuclear deterrence, ensuring existing systems are …