A pdf owner password is the password used to set document restrictions in pdf files. As of the latest PDF version, document restrictions can include printing, changing the document, document assembly, content copying, content copying for accessibility, page extraction, commenting, filling of form fields, signing, and creation of template pages. In Adobe Acrobat, the pdf owner password is called the change permissions password. Therefore, setting an owner password allows you to protect your copyrights. The follow part will show you how to convert prn to pdf and encrypt pdf using PCL Converter command line. PCL Converter is the fastest and most accurate converter of PCL, PXL, PX3 to PDF, TIFF and other distribution formats. Integrate high-volume batch conversion into your server-based application or workflow.
Click the following link to download and install PCL Converter command line
https://www.verypdf.com/pcltools/index.html
Supposing that you have not yet bought, you could press “Try”, which means you are entitled 50times to experience this wonderful software. And if you are satisfied with PCL Converter command line, you can go back the link or press “Buy now”to purchase. Once you get the registration key, you will obtain PCL Converter command line.
Input command line to convert prn to pdf and encrypt pdf
The way to input command line is pretty easy, the below series of screenshots will assist you.
Press “enter”, you will have the command prompt window.
Here comes the critical step, try to make sure the command line you are going to input correct.
pcltool.exe –ownerpwd “xxx” -keylen 2 -encryption 3900 D:\in.prn D:\out.pdf
where
- D:\in.prn is to specify a prn filename or a directory for input,
- D:\out.pdf is to specify the pdf file name for output,
- -ownerpwd “xxx” is to set pdf password as xxx,
- -keylen 2 refers to 128 bit RC4 encryption (Acrobat 6 or higher).
- -encryption 3900: Deny anything. This article use 123lingwenpdf as an example to illustrate.
Once the inputting is done, press “enter”, you will find prompt information as displayed in the following screenshot in detail
Open your file to check
Picture 1
Picture 2
Picture 1 shows you the prn file has been converted to pdf file and Picture 2 tells you the owner password has been encrypted. You can use different parameters to convert prn to pdf and encrypt pdf according to your requirements.