News outlets and blogs will frequently compare DDoS attacks by the volume of traffic that a victim receives. Surely this makes some sense, right? The greater the volume of traffic a victim receives, the harder to mitigate an attack - right?
Thwarting the Tactics of the Equifax Attackers
We are now 3 months on from one of the biggest, most significant data breaches in history, but has it redefined people's awareness on security? The answer to that is absolutely yes, awareness is at an all-time high. Awareness, however, does not always result in positive action. The fallacy which
The WireX Botnet: How Industry Collaboration Disrupted a DDoS Attack
Updated October 2017: The Cyberwire Research Saturday Podcast: Introduction On August 17th, 2017, multiple Content Delivery Networks (CDNs) and content providers were subject to significant attacks from a botnet dubbed WireX. The botnet is named for an anagram for one of the delimiter strings in its command and control protocol.
How we built rate limiting capable of scaling to millions of domains
Back in April we announced Rate Limiting of requests for every Cloudflare customer. Being able to rate limit at the edge of the network has many advantages: it’s easier for customers to set up and operate, their origin servers are not bothered by excessive traffic or layer 7 attacks,
Reflections on reflection (attacks)
Recently Akamai published an article about CLDAP reflection attacks. This got us thinking. We saw attacks from Connectionless LDAP servers back in November 2016 but totally ignored them because our systems were automatically dropping the attack traffic without any impact. CC BY 2.0 image by RageZ We decided to