Cybersecurity articles

Cloudflare Gateway identifies MCP requests using protocol-level heuristics. Security teams can use that signal to find shadow MCP traffic, enforce Portal-only access for approved servers, and block direct connections on managed network paths.

Introducing Cloudflare Access for Workers. Attach an Access policy directly to a Worker and it applies everywhere that Worker runs — routes, custom domains, workers.dev, and previews — automatically.

Cloudflare's data shows a clear impact on Internet traffic from Iceland to Spain and Portugal, following the path of totality of the total solar eclipse that occurred on August 12, 2026.

Cloudflare's Certificate Transparency Monitoring is now generally available. The biggest change: we no longer email you about certificates Cloudflare issued for your domain, so when an alert lands in your inbox, it's worth a look.

Every Signal chat starts the same way: the client asks the Signal server for the public key associated with your contact’s phone number. But how do you know the server gave you the right key? A compromised server could provide a false public key, allowing the client to encrypt messages to an atta...

Nitro Enclaves and Key Management Service (KMS) feel like a natural fit: since the KMS can verify attestation documents generated by the enclaves, developers can offload key management tasks from their applications to the AWS-managed service. But integrating an external service with your trusted ...

Uniswap v4 hooks let developers add custom behavior to pools, including dynamic fees, custom accounting, and external integrations. This flexibility moves some security responsibilities into application and hook code. The Cork and Bunni exploits are two app-level incidents that show what can go w...