Cracking a password protected PDF - PDF password cracker website

PDF Password Cracker is a website build using PDFJS Lib (by Mozilla) which loops over a user provided prefix, a range of numbers and a suffix to show the password which can open a password protected PDF:

1. Add a password protected PDF
2. Add a prefix of the password
3. Add a starting number, ending number to denote the loop range
4. Add a suffix of the password
5. PDF Password Cracker Website loops over all the possible passwords of the format: [prefix][number in the range][suffix]
6. Displays the cracked password and a pane to immediately open the file

Read more about it from these links:
Blog: https://vishwarajanand.com/tech/released-pdf-password-cracker
Website Source: https://vishwarajanand.github.io/pdf-password-cracker/
CLI Version: https://gist.github.com/vishwarajanand/16e339670d124d7e029bcc7fbec4ac4c

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