Cloudflare introduces Managed Transforms, a dedicated section of Transform Rules offering one-click HTTP header modifications. This feature simplifies the process of modifying HTTP headers by identifying common use cases and packaging them into single click solutions. Managed Transforms can be used to improve operations, remove sensitive data, and increase security. Users can enable features like 'Add bot protection headers' or 'Add security headers' with just one click, enhancing their website's security score.