Add keyFinder - Chrome extension for detecting leaked API keys

[momenbasel]

Summary

• Adds keyFinder to the Other Useful Repositories section
• Alphabetical order maintained (between IOC and Linux Kernel Exploitation)
• Follows existing table format

About keyFinder

• Chrome extension (556+ stars, MIT license, Manifest V3)
• Passively scans every web page for exposed API keys, tokens, and secrets
• Uses 80+ regex patterns and Shannon entropy analysis across 10 attack surfaces
• Zero dependencies, lightweight
• Useful for security researchers, bug bounty hunters, and penetration testers

[Copilot]

Pull request overview

Updates the repository’s “Other Useful Repositories” list to include the keyFinder project, keeping the list alphabetized and aligned with the existing table structure.

Changes:

• Add a new README entry for the keyFinder Chrome extension in the “Other Useful Repositories” table.

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[momenbasel]

Rebased onto current master - the conflict came from the table-spacing normalisation in #206. Now a single commit adding one row in the normalised format, and mergeable again.