“Individual or (system) process authorized to access an information system.” ⇒ NIST CSRC

TOOLS:

• https://instantusername.com/
• https://www.social-searcher.com/
• https://www.idcrawl.com/username-search
• https://www.namecheckr.com/ [ERROR 503 - MAINTENANCE]
• https://www.usersearch.com/
• https://sherlockosint.com/
• https://doogle.gg [DISCORD]
• https://github.com/osintambition/Social-Media-OSINT-Tools-Collection
• https://github.com/qeeqbox/social-analyzer/
• https://pypi.org/project/social-analyzer/

PASSWORDS:

• https://crackstation.net/
• https://hashcat.net/hashcat/
• https://github.com/danielmiessler/SecLists
• https://www.kali.org/tools/seclists/