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Using PowerShell to Batch Password Protect Adobe PDF Files in a Directory

As a follow up to my previous post: Attempting to use itextsharp.dll throws the error: “Could not load file or assembly ‘BouncyCastle.Crypto, Version=1.8.6.0, Culture=neutral, PublicKeyToken=0e99375e54769942’…” https://blog.terenceluk.com/2021/02/attempting-to-use-itextsharpdll-throws.html … the script provided in the blog post did not match the requirements I needed so I’ve gone ahead

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Attempting to use itextsharp.dll throws the error: “Could not load file or assembly ‘BouncyCastle.Crypto, Version=1.8.6.0, Culture=neutral, PublicKeyToken=0e99375e54769942’…”

Problem Those who are looking for a PowerShell script to batch password protect PDF documents will quickly come across the following post as returned by Google: Password Protect PDF document using windows Powershell script https://efcomputer.net.au/blog/password-protect-pdf-document/ The author provides the following PowerShell script that uses the

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Enabling Adobe Acrobat Reader DC to trust the Windows Certificate Store / Certificates (Local Computer)

I recently had a client who used my previous post: Digitally signing Adobe Acrobat PDF documents with Microsoft Certificate Authority Certificateshttps://blog.terenceluk.com/2013/09/digitally-signing-adobe-acrobat-pdf.html … to allow users to sign Adobe PDF documents with user certificates generated by an internal trusted Microsoft Certificate Authority.  During the time when

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