Inurl: Userpwd.txt

http://example.com/backup/userpwd.txt http://test-dev.example.edu/private/userpwd.txt http://192.168.1.100/config/userpwd.txt They click the first link. The browser downloads a file. Opening it reveals:

For the rest of us, let this be a reminder that security is not about sophisticated zero-days. Sometimes, it’s about a single, forgotten text file that whispers secrets to anyone who asks. Disclaimer: This article is for educational and defensive purposes only. Unauthorized access to computer systems is illegal. Always obtain written permission before testing any security dorks against systems you do not own. Inurl Userpwd.txt

Thus, inurl:userpwd.txt is a search query that asks Google: "Show me every publicly accessible file that has 'userpwd.txt' somewhere in its web address." http://example