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Question :-

Bill is the accounting manager for Grummon and Sons LLC in Chicago. On a regular basis, he needs to send PDF documents containing sensitive information through E-mail to his customers. Bill protects the PDF documents with a password and sends them to their intended recipients. Why PDF passwords do not offer maximum protection?
PDF passwords can easily be cracked by software brute force tools
PDF passwords are not considered safe by Sarbanes-Oxley
PDF passwords are converted to clear text when sent through E-mail
When sent through E-mail, PDF passwords are stripped from the document completely

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