Forem

# forensics

Techniques and tools for digital forensic investigation and evidence handling.

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Common PDF Editing Tools and How We Detect Their Traces
Cover image for Common PDF Editing Tools and How We Detect Their Traces

Common PDF Editing Tools and How We Detect Their Traces

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6 min read
How to Report a Modified PDF to the Sender: A Professional Guide
Cover image for How to Report a Modified PDF to the Sender: A Professional Guide

How to Report a Modified PDF to the Sender: A Professional Guide

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6 min read
The Anatomy of a Modified PDF: What Our Algorithm Detects
Cover image for The Anatomy of a Modified PDF: What Our Algorithm Detects

The Anatomy of a Modified PDF: What Our Algorithm Detects

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7 min read
CTF Audio Challenges: A Practical SoX Combat Guide

CTF Audio Challenges: A Practical SoX Combat Guide

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15 min read
fdisk in CTF: Partition Analysis and Common Challenge Patterns

fdisk in CTF: Partition Analysis and Common Challenge Patterns

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13 min read
pdfdumper in CTF: Extracting PDF Content and Common Challenge Patterns

pdfdumper in CTF: Extracting PDF Content and Common Challenge Patterns

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10 min read
FFmpeg for CTF Forensics

FFmpeg for CTF Forensics

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11 min read
Audacity CTF: Audio Forensics

Audacity CTF: Audio Forensics

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11 min read
Analyzing ZIP Encryption: When to Act

Analyzing ZIP Encryption: When to Act

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111 min read
pngcheck in CTF: How to Analyze and Repair PNG Files

pngcheck in CTF: How to Analyze and Repair PNG Files

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12 min read
strings Command in CTF: Hidden Data Guide

strings Command in CTF: Hidden Data Guide

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9 min read
binwalk in CTF: Spot False Positives Fast

binwalk in CTF: Spot False Positives Fast

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6 min read
CTF Forensics Tools: The Ultimate Guide for Beginners

CTF Forensics Tools: The Ultimate Guide for Beginners

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6 min read
RED picoCTF Writeup

RED picoCTF Writeup

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8 min read
steghide in CTF: Extract Flags

steghide in CTF: Extract Flags

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5 min read
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