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TLS nonce-nse

Published on by Filippo Valsorda.

One of the base principles of cryptography is that you can't just encrypt multiple messages with the same key. At the very least, what will happen is that two messages that have identical plaintext will also have identical ciphertext, which is a dangerous leak. (This is similar to why you

Say Cheese: a snapshot of the massive DDoS attacks coming from IoT cameras

Published on by Marek Majkowski.

Over the last few weeks we've seen DDoS attacks hitting our systems that show that attackers have switched to new, large methods of bringing down web applications. They appear to come from an IoT botnet (like Mirai and relations) which were responsible for the large attacks against Brian Krebs. Our

Cloudflare Traffic Manager: The Details

Published on by Matt Silverlock.

Cloudflare's investment into building a large global network protects our customers from DDoS attacks, secures them with our Web Application Firewall and Universal SSL, as well as improving performance through our CDN and the many network-level optimizations we're constantly iterating on. Building on these products, we just introduced Cloudflare Traffic.