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Digital Sentinel

Cyber concepts

Concepts, explained

The ideas underneath the tooling. Once a concept clicks, the commands stop being something you memorise — and you can apply them to a system you have never seen before.

AWS1 post

AWSAssociate

VPC peering: six ways an attacker abuses it

Why I learn how a feature is enabled before I learn how to secure it. Lateral movement, permissive NACLs, DNS spoofing, exfiltration, privilege escalation and configuration abuse.

3 min read

Guidance2 posts

GuidanceFoundational

Security savings tips for your business

A running series on where AWS security features pay for themselves — automated assessments, backup encryption, budget monitoring, and the total cost of getting the architecture right.

3 min read

Containers1 post