ConceptsKernel

Kernel

The core part of an operating system that controls hardware, memory, processes, and system calls.

Glossary definition

5 direct links6 lessons

Concept Neighborhood

Explore this concept’s connections in the groups below.

PrerequisiteRelated

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User Space

A related concept to explore, covered by 6 lessons.

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Builds towardKernel is a foundation for these

eBPF-Based Observability

Using eBPF, a technology that safely runs custom programs inside the Linux kernel, to observe system and network activity at a deep level for security, capturing process, file, and network events with low overhead.

lesson

Relatedsorted by lesson coverage

User SpaceStart here

lessons

Boot Persistence

lesson

Isolation

lesson

Kernel Exploits

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Related Lessons

6 lessons cover this concept

Processes, Users, and the Idea of Security Context

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Linux Essentials for Defenders

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Privilege Escalation on Both Platforms

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Persistence: Long-Term Attacker Footholds

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Reading Endpoint Evidence Like a Defender

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