The solution is not to rename the file to passwords_secret.txt —that is security by obscurity, which fails. Instead, adopt these professional alternatives:
If you absolutely must use a text file (e.g., for an emergency break-glass procedure), put it inside an encrypted AES-256 ZIP or 7-Zip archive with a very strong master password. Url-Log-Pass.txt
While sometimes used by developers for simple automated login scripts, these files are most frequently associated with or combolists traded on the dark web. Common Uses & Structure The solution is not to rename the file to passwords_secret