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Omar Elgayar

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// SPECIALIZATION
Digital Forensics

Published Works & Writeups

Cover image for CAT CTF 25 DFIR Write-up
Forensics

CAT CTF 25 DFIR Write-up

Hey folks, Today, we’ll be walking through the Forensics challenges I’ve tackled at CAT CTF 25, Insha’allah.

ctf-walkthroughdigital-forensicsdfirctf

@OG13 // CAT CTF

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Cover image for L3akCTF 2025 Forensics Write-up
Forensics

L3akCTF 2025 Forensics Write-up

Hey folks, Today, we’ll be walking through the Forensics challenges I’ve tackled in L3akCTF 2025, Insha’allah.

ctfdigital-forensicsctf-walkthroughdfir

@OG13 // L3ak CTF

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ForensicsCTF Challenge

Ghost in the Hall

The SOC team has detected suspicious activity in the network traffic, revealing that a machine has been compromised. Your task is to use Network Capture PCAP...

Digital ForensicsPCAP AnalysisNetwork ForensicsThreat IntelligenceTraffic AnalysisEYCC CTF 2026beginner-friendly

@OG13 // EYCC CTF 2026

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ForensicsCTF Challenge

Tick Tock

An employee's workstation was flagged after unusual outbound network activity was detected by the organization's monitoring systems. Initial Investigation...

Digital ForensicsWindows RegistryPersistenceThreat HuntingIncident ResponseEYCC CTF 2026beginner-friendly

@OG13 // EYCC CTF 2026

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