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Known Participant
April 26, 2022
Question

About whether security can decrypt PDF files ?

  • April 26, 2022
  • 5 replies
  • 995 views

I'd like to inquire whether I can decrypt encrypted files through security. Acrobat doesn't have a detailed description. My goal is to determine whether the embedded script is available before the file is loaded. This will determine whether I decrypt the PDF. I hope I can get your help to solve the doubt. Thank you。

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5 replies

JR Boulay
Community Expert
Community Expert
April 27, 2022

Try this direct link:

https://is.gd/xVpIFc

Acrobate du PDF, InDesigner et Photoshopographe
Known Participant
April 27, 2022

Sorry, I'm in China
Unable to access the address you provided
Can you answer directly
In user level pdf
Can I use JavaScript to decrypt PDF silently or encrypt PDF silently ?

JR Boulay
Community Expert
Community Expert
April 26, 2022

"I just want to know if decrypting PDF can be realized"

Full answer is here: https://bfy.tw/SxwI

Acrobate du PDF, InDesigner et Photoshopographe
Known Participant
April 27, 2022

Sorry, I can't see this page

 

Let me just say it

In user level pdf

Can I use JavaScript to decrypt PDF silently or encrypt PDF silently

 

 

 

Legend
April 26, 2022

Acrobat SDK has no API option to decrypt a file, except by trying to open it. 

Known Participant
April 26, 2022

This is the method of acrobat JavaScript

Want to decrypt PDF with security

 

 

 

 

JR Boulay
Community Expert
Community Expert
April 26, 2022

You will not get any usefull answer since it's a taboo in this forum but Google will give you all the answers.

Acrobate du PDF, InDesigner et Photoshopographe
Known Participant
April 26, 2022

Acrobat documents are not introduced by security. Why has it become taboo?

I just want to know if decrypting PDF can be realized

Known Participant
April 26, 2022

@Bernd Alheit You are welcome to ans

Bernd Alheit
Community Expert
Community Expert
April 26, 2022

???

Known Participant
April 26, 2022

I need your help.

On another question, I also @ you.

Can you go and have a look? About request