SPF Record Syntax: Mechanisms, Qualifiers, Modifiers, and Macros
https://dmarcguard.io/blog/spf-record-syntax
This page is the full reference: every mechanism, every qualifier, both modifiers, the complete macro table, evaluation order, DNS lookup limits, and record placement rules — each with the RFC 7208 section that defines it.
https://dmarcguard.io/blog/spf-record-syntax
Practical Detection Engineering for Kubernetes
https://brandontlyons.substack.com/p/practical-detection-engineering-for
https://brandontlyons.substack.com/p/practical-detection-engineering-for-a55
A Primer on Log Sources and Ingestion Strategy
https://brandontlyons.substack.com/p/practical-detection-engineering-for
Scope, Not Volume: Detecting Credential Abuse in Kubernetes
https://brandontlyons.substack.com/p/practical-detection-engineering-for-a55