Ewaldo Simon Hiras (@asimon)

About Movies

I've always been a big movie fan, and had throughout the years tries to track my watched and most favorite movies using various service, to no avail. In the end, I thought, why not just use a simple l

Sep 5 · 2 min readaldosimon.com

Detection Pipeline for CloudTrail Detection Engine

Prolog I needed to come up with a detection for an AWS environment, that is cheap, will take custom detection (preferably Sigma rule for easier maintenance) and somewhat flexible/ customizable. I ended up using with the Lambda that consume sigma and ...

Nov 10, 2025 · 5 min readaldosimon.com

About idleak.net

Prologue Cyber security is always evolving. No matter which topic of cyber you are working with, there is always a need to know and learn new stuff, constantly. On one hand, this means a never ending fun, finding out new stuff and trying out stuff, b...

Oct 7, 2025 · 6 min readaldosimon.com

CloudTrail Detection Engine

TLDR: CloudTrail detection engine (CTDE), is an AWS native (i.e. using lambda and CloudTrail) detection engine. Requirement and Research For one of the work I did, I needed to come up with a detection for an AWS environment, that is cheap, will take ...

Sep 26, 2025 · 6 min readaldosimon.com

If I were to start validating my cloud detection...

Prologue I had an interesting 45 minute conversation with a security engineer from a mostly-cloud company. We talked about how would one start a detection assessment program, mainly brainstorming ideas on what to test. It was an impromptu chat (kind ...

Aug 3, 2025 · 7 min readaldosimon.com

Ewaldo Simon Hiras

About

Available for

Ewaldo Simon Hiras's blogs

About Movies

Detection Pipeline for CloudTrail Detection Engine

About idleak.net

CloudTrail Detection Engine

If I were to start validating my cloud detection...

Ewaldo Simon Hiras

About

Available for

Ewaldo Simon Hiras's blogs

About Movies

Detection Pipeline for CloudTrail Detection Engine

About idleak.net

CloudTrail Detection Engine

If I were to start validating my cloud detection...

Ewaldo Simon Hiras

About

Available for

Ewaldo Simon Hiras's blogs

About Movies

Detection Pipeline for CloudTrail Detection Engine

About idleak.net

CloudTrail Detection Engine

If I were to start validating my cloud detection...

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Ewaldo Simon Hiras

About

Available for

Ewaldo Simon Hiras's blogs

About Movies

Detection Pipeline for CloudTrail Detection Engine

About idleak.net

CloudTrail Detection Engine

If I were to start validating my cloud detection...