We use imperceptible watermarking technology and the Bitcoin blockchain to protect digital media files from online piracy.

Custos for Video

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For worry-free secure digital distribution of video files for any project.  Be instantly notified when an infringed copy of your work is detected.

Custos for Ebooks

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A new and innovative way for publishers to protect ebooks against piracy with imperceptible watermarks that doesn’t affect honest users.

Other Media

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Other areas where Custos’ patented technology for protection is currently in development include music, audiobooks, and virtual reality (VR) content.

How it Works

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Custos’ patented technology uses the Bitcoin blockchain to turn the downloaders of pirated files anonymously against the uploaders.

Try it now. For free!

No credit card required.

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