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February 02, 2023 6:02AM
Over the past few days, Cloudflare, as well as other sources, have observed healthcare organizations targeted by a pro-Russian hacktivist group claiming to be Killnet....
February 02, 2023 1:32PM
Security Bug Bounty IPv6Recently, a vulnerability was reported to our bug bounty about a bug in the way some of our code interprets IPv4 addresses mapped into IPv6 addresses. Read about how Cloudflare addressed this vulnerability and what will prevent similar exploits in the future....
January 31, 2023 2:00PM
Linux Security Vulnerabilities CVEIn the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands....
January 27, 2023 2:00PM
Data Privacy Day PrivacyIn our third and final blog post leading up to Data Privacy Day, we drill down into the challenges for cross-border data flows, in particular personal data transfers from the EU to the US....
January 27, 2023 2:00PM
Cryptography Attribute-Based Encryption Geo Key Manager ResearchUsing the story of Geo Key Manager v2 as an example, let’s re-imagine access control for distributed systems using a variant of public-key cryptography, called attribute-based encryption....
January 27, 2023 2:00PM
Holocaust Project Galileo Judeoflare Israel JewishToday, 78 years after the liberation of the Auschwitz death camp, we mark the International Holocaust Remembrance Day. With Cloudflare’s Project Galileo, we protect Holocaust educational websites and at risk public interest groups. Read more to see how attacks on these groups increased in 2022....
January 26, 2023 2:00PM
Data Privacy Day Data Localization Data Localization SuiteWe continue to expand and improve our data localization suite to help support our customers who have to comply with data localization requirements...
January 25, 2023 3:15PM
Data Privacy Day Privacy SecurityWith Data Privacy Day just a few days away, we think it’s important to focus on all the ways security measures and privacy-enhancing technologies help keep personal data private and why security measures are so much more critical to protecting privacy...
January 25, 2023 2:00PM
Security Hardware Encryption Arm Cloudflare NetworkEnhancing the Arm Secure Boot chain to improve platform security on modern systems....
January 25, 2023 3:47AM
Outage Post MortemSeveral Cloudflare services became unavailable for 121 minutes on January 24th, 2023 due to an error releasing code that manages service tokens. The incident degraded a wide range of Cloudflare products...
January 24, 2023 2:00PM
Kafka Observability Go KubernetesAt Cloudflare, we take steps to ensure we are resilient against failure at all levels of our infrastructure. This includes Kafka, which we use for critical workflows such as sending time-sensitive emails and alerts....
January 20, 2023 2:00PM
Cloudflare Radar Internet Traffic Outage Internet ShutdownIn this post, we review selected Internet disruptions observed by Cloudflare during the fourth quarter of 2022, supported by traffic graphs from Cloudflare Radar and other internal Cloudflare tools, and grouped by associated cause or common geography....
January 19, 2023 2:00PM
Waiting Room Virtual Queue Rules Waiting Room RulesWaiting Room now offers customers more fine-tuned control over what traffic a waiting room covers. Queue only the traffic you want to with Bypass Waiting Room Rules, now available to all Enterprise customers with an Advanced Purchase of Waiting Room....
January 17, 2023 2:00PM
Jengo Legal Patents Patent Troll SableAnnouncing three new winners of Project Jengo, and a major case update in our ongoing fight against the patent troll Sable Networks....
January 16, 2023 1:46PM
Deep Dive Linux Networking DebuggingA race condition in the virtual ethernet driver of the Linux kernel led to occasional packet content corruptions, which resulted in unwanted packet drops by one of our DDoS mitigation systems. This blogpost describes the thought process and technique we used to debug this complex issue....
January 13, 2023 2:02PM
CIO Week Network as a Service Cloudflare Network Interconnect CNICustomers using Google Cloud Platform, Azure, Oracle Cloud, IBM Cloud, and Amazon Web Services can now open direct connections from their private cloud instances into Cloudflare...
January 13, 2023 2:01PM
Product News CIO Week Security Cloudflare One Cloudflare Zero TrustLearn about all the new products, partnerships, and innovations Cloudflare announced during CIO Week to help organizations modernize their IT and security....
January 13, 2023 2:00PM
CIO Week Cloudflare Gateway Cloudflare One Zero TrustAdding new features to Cloudflare Zero Trust for Managed Service Providers using Gateway DNS....
January 13, 2023 2:00PM
CIO Week Zero Trust SASE China China NetworkChina Express is a suite of connectivity and performance offerings designed to improve application performance for users in China....
January 13, 2023 2:00PM
CIO Week Product News Zero Trust Private Network Cloudflare TunnelNow Zero Trust administrators can use the familiar debugging tools that we all know and love like ping, traceroute, and MTR to test connectivity to private network destinations running behind their Tunnels...
January 13, 2023 2:00PM
CIO Week Cloudflare One Magic WAN Network as a ServiceToday, we’re excited to announce new integrations that make it possible to unlock operational and cost efficiencies for IT teams by allowing them to do more with fewer tools, and enable new use cases that are impossible without Cloudflare’s “every service everywhere” architecture....
January 12, 2023 2:02PM
CIO Week Cloudflare Access Zero TrustCloudflare Access & Gateway now support the System for Cross-domain Identity Management (SCIM) protocol....
