Is Cloudflare affecting crypto exchanges?

Has there been any evidence or indications that Cloudflare, a popular content delivery network and web security provider, is having any significant impact on the operations or security of cryptocurrency exchanges? Given the increasing popularity and value of digital currencies, it's crucial to understand if external service providers such as Cloudflare are contributing positively or negatively to the stability and security of these exchanges. Are there any specific concerns or challenges that crypto exchanges are facing due to their reliance on Cloudflare?