cpdf:tldr:47392
cpdf: Decrypt a document using the owner password `fred`.
$ cpdf -decrypt ${path-to-encrypted_document-pdf} owner=${fred} -o ${path-to-decrypted_document-pdf}
try on your machine
This command is using the cpdf tool to decrypt an encrypted PDF document.
Here's a breakdown of the command:
cpdf: This is the command for the cpdf tool, which is a command-line tool for manipulating PDF files.-decrypt: This is an option of the cpdf tool that specifies the decryption operation.${path-to-encrypted_document-pdf}: This is a placeholder for the actual path to the encrypted PDF document file. You need to replace it with the correct path on your system.owner=${fred}: This is an argument that specifies the owner password required to decrypt the PDF document.${fred}is another placeholder that needs to be replaced with the actual owner password.-o: This is an option that specifies the output file. It is followed by${path-to-decrypted_document-pdf}, which is a placeholder for the path where you want to save the decrypted PDF document. You need to replace it with the desired output path on your system.
To summarize, the command is decrypting an encrypted PDF document using the cpdf tool, providing the owner password, and saving the decrypted PDF document to a specified location.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.