Your company provides media content via the Internet to customers through a paid subscription model. What approach can you use to serve this private content securely?

Providing signed Amazon CloudFront URLs to authenticated users is an effective approach for serving private content securely in a subscription model. This method leverages Amazon CloudFront's capability to generate signed URLs, which allow you to control access to your media content.

When a user attempts to access the content, the signed URL grants them temporary access for a specified duration, according to your security settings. This ensures that only authenticated users who have legitimately purchased a subscription can access the content, maintaining the integrity and confidentiality of your media. Additionally, the use of signed URLs helps to prevent unauthorized sharing of the content, as the URLs can expire, and their usage can be tracked.

In contrast, encrypting all content before delivery is a good security practice but does not address the issue of access control; without the proper means of authentication and authorization, unauthorized users could still gain access if they somehow acquire the content. Limiting access to only in-house employees does not align with the business model, since it would prevent paying customers from accessing the media. Securing content using a VPN could protect the data in transit, but it adds complexity and may not be feasible for a broad customer base accessing content over the internet. Therefore, signed URLs offer a balanced solution that addresses both security and