LockBox

Are private courses always forwarded? I now use LockBox to completely solve the problem

If you are also selling this digital content:

• Online courses and training courses -In-company training videos
• Photography tutorials
• PDF e-book
• Product operation manual
• Paid picture materials

Then you must have encountered these problems:

The 3 most troublesome questions

1. After the user purchases the file, he or she will forward the file to others.

The videos and PDFs you worked so hard to create can be downloaded by customers and sent directly to WeChat groups, Telegram, or even linked to network disks for sharing.

2. Screen recording piracy

Even if you don’t download it, as long as it can be played, someone will use screen recording software to record it.

3. Authorization is too rigid

Some customers hope:

• Can only be played on 1 computer
• Automatically expires after 7 days
• View by count
• Support offline use

Many players simply can’t do it.

---

I tried many solutions and finally left LockBox

I now use it to deliver all my paid courses and the experience is very stable.

Why did I choose LockBox in the end?

✅ Prevent screen recording

Detect system screen recording and screenshot behavior, and directly prevent playback if abnormalities are found.

✅ One machine, one code authorization

The video is bound to the device. Even if the user gets the file, he cannot open it on other devices.

✅ Support videos, PDFs, pictures

Not only does it protect course videos, it also protects:

• e-book
• Design drawing
• Product manual
• Picture material

✅ Multiple authorization modes

Can be set:

• Permanent license
• expiry time
• views
• Specify the number of devices
• Play offline

✅ Anti-virtual machine, anti-debugging, anti-injection

There is also strong protection against technical crackers.

✅ Support 4K / 8K video

Playback of large files is very smooth without any lag.

✅ Supported by both Windows and macOS

Suitable for most paid content delivery scenarios.

---

What I like most: the threshold for use is very low

I used to think that video encryption was very complicated and that I had to build my own DRM system.

Turns out LockBox’s flow is very simple:

1. Import video/PDF
2. One-click encryption
3. Set authorization rules
4. Send to customer
5. Customers can use the player after installing it

No need to develop your own system.

---

Who is it suitable for?

I think the following people are particularly suitable:

• paid knowledge blogger
• Education and training institutions
• Corporate training department
• Photographer
• Designer
• Software company
• Consultants

As long as you’re selling digital content, it’s worth trying.

---

#My actual feelings

The biggest changes after using it:

• Almost no one reposts courses casually anymore
• Customer service pressure has dropped significantly
• Customers feel delivery is more professional
• Content assets are more secure

Of course, no tool is 100% unbreakable, but LockBox has raised the cost of piracy to the point where most people give up.

---

Is the cost worth it?

If you sell a set of courses:

-¥299 -¥999 -¥2999

As long as there are fewer forwarded orders, the cost will basically come back.

---

Summary

If you are looking for a truly practical digital content protection solution, I highly recommend LockBox encrypted player.

It solves the core problems of digital content sales:

“Customers can see the content, but they can’t take it away, and they can’t easily share it with others.”

This is very important for people who sell courses, PDFs, and pictures.

---

Official website

https://lockbox.movingshop.cn/en/