Discret 11 encryption: the history of French encrypted television in the 1980s

Discret 11 was the proprietary encryption system used by French television in the 1980s to secure transmissions.

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The fact

This historical system represents an important step in the development of civilian encryption technologies in France.

The subject provides insight into the history of cryptography and its commercial applications.

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Auto-synthesis from 1 media source · identified on April 25, 2026