Protect Online Machinery Manuals from AI Web Scraping and Copying More machinery manufacturers are moving from printed instruction manuals to digital manuals. This can reduce printing and distribution costs and make it easier for customers to access documentation. But putting
Why Users Cannot See a PDF After You Delete and Re-Upload It
If you use a PDF DRM system to protect books, courses, training materials, or paid documents, you may run into this problem: You delete an old PDF, upload a new version, and your existing users can no longer see the
How to Protect a Medical Textbook PDF and Give Buyers Temporary Online Access
A medical publisher may need to give customers digital access to a textbook before the printed book is ready. For example, a publisher may sell a printed medical textbook to students. While the book is being printed and shipped, the
How to Limit a PDF to 1 or 2 Devices Per Customer, Create Secure Reading Links, and Prevent PDF Sharing
If you sell PDF ebooks, training materials, manuals, reports, or other digital documents, you may want each customer to read the PDF on only one or two devices. For example, you may want: Customer A to use the PDF on
How to Invite PDF Readers and Send Secure Reading Links
If you sell or distribute ebooks, PDFs, training materials, or other digital books, managing reader access can become difficult. You may need to give each customer a personal reading link, limit the number of devices they can use, and send
Is a Web PDF Viewer Secure? Can Anyone With the Link Open Your PDF?
If you sell or share PDF files online, you may have an important question: If I send someone a web PDF viewer link, can anyone with the link open my PDF? The answer depends on how the PDF viewer is
3 Ways to Add Authorized Users to VeryPDF DRM Protector for PDF eBook Protection
When you use VeryPDF DRM Protector to sell protected PDF eBooks, you can create an authorized user for each customer. For example, if you want each customer to read an eBook on a maximum of 2 devices, you can set
How to Build an Automatic eBook Delivery System with PDF Device Limits
Selling PDF eBooks is easy. The difficult part starts after a customer pays. You need to deliver the correct PDF, send the customer a private reading link, stop customers from sharing that link, and control how many devices can open
How to Limit a PDF to 2 Devices and Stop eBook Sharing: Device Limit Per User or Per Book?
If you sell an eBook, training PDF, certification manual, or other digital document, you may want to give each customer access on 2 devices only. For example, a customer may want to read the eBook on a laptop and a
PDF DRM Features: Complete Guide to PDF DRM Software and PDF Document Protection
If you sell, publish, or distribute PDF documents, a normal PDF file gives you very little control after it reaches the reader. A customer can download it, copy text, print pages, take screenshots, forward the file, or keep using it