Controlled Media Player for Secure Content Distribution
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Solution Overview
Problem
Online video distribution faces security issues due to piracy, as it is difficult to track who views, copies, or exchanges media files, and existing solutions lack effective mechanisms for secure content delivery.
Innovation Solution
A proprietary, controlled environment media player registered to a specific machine downloads encrypted files via a secure nugget browser, which retrieves decryption keys and tracks file usage through watermarking, preventing unauthorized access and usage tracking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If online video distribution is made freely accessible, then ease of operation and user convenience are improved, but security and copyright protection deteriorate due to piracy and unauthorized sharing
Solution Approach 1:
The system segments the content delivery process into distinct components: encrypted content distribution, separate key distribution, and controlled playback environment. This segmentation allows free accessibility of the player and content while securing the actual playback through controlled key release and machine-specific registration, resolving the contradiction between ease of operation and security.
Solution Approach 2:
The patent introduces an intermediary controlled playback environment that acts as a mediator between the user and the encrypted content. This intermediary enforces security policies, tracks usage, and prevents unauthorized copying while maintaining user convenience through automated processes, thus resolving the security-convenience contradiction.
2Ease of operation
If traditional distribution methods are used, then ease of operation is maintained, but tracking and monitoring of usage becomes impossible
Solution Approach 1:
The controlled playback environment automatically performs tracking and monitoring functions without requiring user intervention. The system self-services by embedding tracking mechanisms that automatically record usage information, maintaining simplicity for users while enabling comprehensive usage tracking.
Solution Approach 2:
The system implements feedback mechanisms where usage information is automatically collected and reported back to the content provider. This feedback loop enables tracking of playback, copying, and sharing activities while maintaining ease of operation through automated processes that require no user action.
3Reliability
If encryption and security measures are implemented, then security and copyright protection are improved, but device complexity increases
Solution Approach 1:
The patent extracts the complexity of security management from the user's direct control and places it within the controlled playback environment. By taking out the security management functions and embedding them in the playback system, the invention achieves strong security measures while keeping the user interface simple and the overall system manageable.
Solution Approach 2:
The system merges multiple security functions (encryption, key management, usage tracking, and playback control) into a single integrated controlled playback environment. This merging reduces overall system complexity by consolidating security mechanisms rather than requiring separate complex systems for each function.
Data Source
AI summary
A secure system for online media content distribution is described, which system utilizes a proprietary, controlled environment media player. This player is specifically registered to a particular machine, directly downloads encrypted files from a media distributing server via a secure nugget browser, and retrieves secure decryption keys from a key distributing server via the registered player or the secure nugget browser.