Secure-PDF: Security toolbox for PDF files including encryption and signing
The PDF format is used worldwide to distribute graphically processed documents. However, editing the documents is usually associated with high costs because good PDF editors are quite expensive. The cheaper alternatives on the other hand, lack the important functions to make PDFs secure, for example by encrypting, digitally signing or adding watermarks.
Secure-PDF puts an end to this: Encrypt your own or other…
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