Cybersecurity-Projects/README.md at main

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Privacy-focused CLI that strips sensitive metadata from images, PDFs, and Office documents.

This is a quick overview — security theory, architecture, and full walkthroughs are in the learn modules.

Screenshots & demo →

Developed by @Heritage-XioN

What It Does

Strip metadata from JPEG, PNG, PDF, Word, Excel, and PowerPoint files
Concurrent processing with ThreadPoolExecutor handles 1000+ files efficiently
Dry-run mode previews what would be removed before making changes
Verification reports show before/after comparison of metadata fields
Smart format detection uses file signatures, not extensions
Removes GPS coordinates, author info, timestamps, camera data, and software traces

Quick Start

uv tool install metadata-scrubber
mst scrub photo.jpg

[!TIP] This project uses just as a command runner. Type just to see all available commands.

Install: curl -sSf https://just.systems/install.sh | bash -s -- --to ~/.local/bin

Commands

Command	Description
`mst read <file>`	Inspect metadata fields present in a file
`mst scrub <file>`	Remove all metadata from a file
`mst verify <file>`	Confirm metadata was successfully removed

Learn

This project includes step-by-step learning materials covering security theory, architecture, and implementation.

Module	Topic
00 - Overview	Prerequisites and quick start
01 - Concepts	Security theory and real-world breaches
02 - Architecture	System design and data flow
03 - Implementation	Code walkthrough
04 - Challenges	Extension ideas and exercises

License

AGPL 3.0

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