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Password hashing
Password Hashing Cheat-Sheet
#crypto#blue-team

Hashing ≠ encryption, salts/peppers, sane parameters for PBKDF2/bcrypt/Argon2.

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XSS
XSS in a Minute
#appsec#owasp

Reflected vs. stored XSS, output encoding, and a quick CSP primer.

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John the Ripper
John the Ripper — Quick Guide
#tooling#passwords

What JtR is used for, a minimal workflow, and important legal notes.

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Linux UFW
Linux UFW Quickstart
#linux#blue-team

Essential commands, recommended defaults, logging, and tips for automation.

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