Text files have zero encryption. Anyone with file system access—a rogue employee, a cleaning service with a USB stick, or a piece of malware—can read the contents instantly. Unlike a password manager’s encrypted vault (which would take centuries to brute force), passwords.txt is as secure as leaving a post-it on a public bulletin board.
passwords.txt file is often found on systems as a component of modern software designed to help you create better security, rather than as a leak of your personal data. Common Reasons for a passwords.txt Password Strength Estimation : Modern browsers like Google Chrome and apps like Microsoft Teams include a file called passwords.txt as part of the library. This file contains roughly 30,000 common passwords passwords.txt file