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 Use the Invite User Function to Securely Share PDFs with Expiring Links and Device Limits
Sharing a PDF by email or a normal download link is easy. The problem starts after the recipient gets the file. Once a PDF is downloaded, it can be copied, forwarded, uploaded to cloud storage, or shared with other people.
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
How to Protect Digital Products and Sell Courses Online Securely: Stop Copying, Sharing, and Piracy
Learn how to protect eBooks, PDFs, courses, templates, and other digital products from piracy using watermarking, access controls, expiring links, DRM, and DMCA takedowns. Selling a digital product is easy. Keeping that product from being copied and shared is much
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 Automatically Send a DRM-Protected eBook After a Customer Places an Order
If you sell eBooks online, you may already have an order system that handles payments and customer information. But what happens after the customer pays? You may need to manually create a DRM user, limit the number of devices, create
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
How to Make Large PDF Files Load Faster in VeryPDF Secure Web Viewer
A customer recently reported that PDF files were loading very slowly in the VeryPDF Secure Web Reader. Some students also experienced freezing while scrolling, slow page loading, and occasional login interruptions. The customer was using the embedded PDF viewer on