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 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 Protect VPDF Files, Stop Unauthorized Access, and Secure Online Book Sales with Allowed IP Rules for the VeryPDF DRM API
If you sell protected PDF books, training materials, or digital documents through your own website, protecting the file itself is only one part of the problem. You also need to protect: The server where the protected file is stored The
How to See API Users and Download Activity for .vPDF Files in VeryPDF DRM Protector
Many website owners sell protected PDF files online. A common setup is simple: A customer pays on your website. Your website calls the VeryPDF DRM API. The customer automatically receives access to a .vpdf file. The customer can read the
How to Restrict API Access by IP Address and Track API Activity in VeryPDF DRM Protector
If you use the VeryPDF DRM Protector API on your website, security is important. Many customers ask the same questions: Can I limit API access to my web server only? Can I allow only specific API actions? Can I see
VeryPDF DRM API Security Improvements: IP Restrictions and Complete API Activity Logging
If your website uses the VeryPDF DRM API, security is probably one of your biggest concerns. Customers often ask questions like: Can I limit API access to my website server only? Can I see who used my API Password? Can