The Quest for Better Security

• Misconfigured personal websites
• Open FTP servers
• Outdated content management systems
• Unsecured cloud storage buckets (though those are less common now)

: Directs the search toward credentials specifically for Facebook accounts.

Why is "index+of+password+txt+facebook" a problem?

The index of password.txt method is extremely outdated. Most modern web servers disable directory listing by default. Google has also cracked down on indexing such sensitive content.