.txt.txt -

The system MUST identify files ending in .txt.txt as plain text files, similar to .txt files.

is this for (Windows, macOS, or a custom app)? Knowing this will help me refine the code or steps! .txt.txt

Default text editors (e.g., Notepad, TextEdit) SHOULD open .txt.txt files directly. The system MUST identify files ending in

The system MUST flag .txt.txt files in email attachments or download folders for potential spoofing. 3. Implementation Logic Detection: Scan for file extension regex: ^.*\.txt\.txt$ Handling Rule: .txt.txt