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5 strategies for content providers to fight CDN leeching

Written by Rodrigo Fernandes | Jun 12, 2024 10:00:00 AM

Content Delivery Network (CDN) leeching poses a significant threat to content creators, the integrity of CDNs and the entire value chain of the video entertainment industry.  

To effectively safeguard the digital content ecosystem, a strategic combination of mitigation measures is imperative. Let’s explore the five key mitigation strategies below. 

1. CDN tokenization 


This mechanism disrupts piracy by assigning unique tokens to users, requiring validation for content downloading and hindering large-scale illicit activities. 

By eliminating the free pass to the resources, CDN ensures the integrity of its infrastructure and preserves the value of premium content offerings. It empowers operators to enforce access controls effectively, mitigating piracy risks and fortifying resilience against illicit exploitation.  

2. App protection 


Protecting the application involves implementing a range of measures to prevent reverse engineering, unauthorized tampering and the creation of malicious clones. Techniques such as code obfuscation, anti-tampering and integrity checks bolster the resilience of applications against piracy-related threats. 

App protection also encompasses securing communication channels between the app and the streaming servers. By implementing secure communication protocols, providers can ensure the confidentiality and integrity of data transmitted between the app and the server, significantly mitigating the risk of man-in-the-middle attacks and safeguarding against unauthorized access to content.  

3. Key lifecycle management 


Encryption keys play a pivotal role in safeguarding content during both transmission and storage. Implementing robust key management practices ensures that encryption keys are securely generated, stored and retired. 

Regularly updating, rotating and tracking keys adds an extra layer of security, mitigating the risk of key compromise and unauthorized access to the content. Additionally, employing Digital Rights Management (DRM) to secure the process of key delivery to authorized devices can minimize the risk of interception, ensuring that only authenticated devices with valid keys can decrypt and access the content.

 

4. Device blocking 


By maintaining a comprehensive list of authorized devices and employing robust device identification mechanisms, streaming providers can effectively block access to content from unauthorized or compromised devices, thereby protecting against the unauthorized proliferation of copyrighted material. 

Continuous monitoring and analysis of devices' anomalies and suspicious patterns can trigger immediate responses, such as temporary access suspension or heightened security measures, reinforcing the dynamic nature of device management. 

5. Hardening software DRM 


Addressing vulnerabilities, particularly in devices relying solely on software DRM, is paramount to prevent pirates from stealing DRM keys. Implementing additional security measures within the software DRM infrastructure allows providers to prevent attempts at reverse engineering, tampering or bypassing protection mechanisms. 

Utilizing alternative, secure, DRM implementations in compromised devices, alongside incorporating anti-debugging and anti-tampering mechanisms, also ensures that content decryption occurs within the video application itself, making it more challenging for attackers to gain unauthorized access.

Partner with trusted experts in the battle against CDN leeching 

By implementing a diverse set of comprehensive strategies, operators can significantly mitigate the impact of CDN leeching on their business. 

If you need help in this battle, contact us