Reads Files on Disk and verifies if the file is signed.
############################################################# ''' Problem Description
- List contents of a directory.
- Classify directory content by file extention: Example: 3 PDF Files, 5 Json files, 6 exe files, 3 dll files.
- If the file type matches exe, dll then generate and print hash of those files.
- OPTIONAL: Print signing information of exe and dll files. '''
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