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Removing uncertainty through "what-if" capacity planning

2024-09-20

Cloudflare’s Capacity Planning team discusses planning for “what-if” type scenarios, and how they’ve introduced a new “Scenario Planner” system to quickly model hypothetical future changes...

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Removing uncertainty through "what-if" capacity planning

Cloudflare incident on September 17, 2024

2024-09-20

OutageIPv4CDN

On September 17, 2024, during planned routine maintenance, Cloudflare stopped announcing 15 IPv4 prefixes, affecting some Business plan websites for approximately one hour. During this time, IPv4 traffic for these customers would not have reached Cloudflare and users attempting to connect to websites using addresses within those prefixes would have received errors. ...

How Cloudflare is helping domain owners with the upcoming Entrust CA distrust by Chrome and Mozilla

2024-09-19

SSLSaaSCertificate AuthorityAdvanced Certificate ManagerApplication ServicesApplication Security

Chrome and Mozilla will stop trusting Entrust’s public TLS certificates issued after November 2024 due to concerns about Entrust’s compliance with security standards. In response, Entrust is partnering with SSL.com to continue providing trusted certificates. Cloudflare will support SSL.com as a CA, simplifying certificate management for customers using Entrust by automating issuance and renewals....

Protecting APIs from abuse using sequence learning and variable order Markov chains

2024-09-12

AIAPI ShieldAPI GatewayAPI Security

At Cloudflare, we protect customer APIs from abuse. This is no easy task, as abusive traffic can take different forms, from giant DDoS attacks to low-and-slow credential stuffing campaigns. We now address this challenge in a new way: by looking outside typical volumetric measures and using statistical machine learning to find important API client request sequences....

How the Harris-Trump US presidential debate influenced Internet traffic

2024-09-11

Cloudflare RadarInternet TrafficElectionsElection SecurityTrendsInsightsDDoSUSA

See how the first 2024 US presidential debate between Kamala Harris and Donald Trump influenced Internet traffic patterns compared to the Biden-Trump debate. We also review email trends and observed attack activity....

Customers get increased integration with Cloudflare Email Security and Zero Trust through expanded partnership with CrowdStrike

2024-09-11

PartnersCrowdStrikeZero Trust

This post explains how our integrations with CrowdStrike Falcon® Next-Gen SIEM allow customers to identify and investigate risky user behavior and analyze data combined with other log sources to uncover hidden threats....

A good day to trie-hard: saving compute 1% at a time

2024-09-10

Internet PerformanceRustOpen SourceOptimization

Pingora handles 35M+ requests per second, so saving a few microseconds per request can translate to thousands of dollars saved on computing costs. In this post, we share how we freed up over 500 CPU cores by optimizing one function and announce trie-hard, the open source crate that we created to do it....

Bringing insights into TCP resets and timeouts to Cloudflare Radar

2024-09-05

ResearchCloudflare RadarInternet TrafficInternet Quality

New TCP resets and timeouts dataset on Cloudflare Radar surfaces connection tampering, scanning, DoS attacks, and more....

A global assessment of third-party connection tampering

2024-09-05

Cloudflare RadarInternet TrafficInternet QualityResearchTrendsConsumer Services

Cloudflare brings visibility to the practice of connection tampering as observed from our global network....

Making progress on routing security: the new White House roadmap

2024-09-02

BGPRPKIRouting SecurityBetter Internet

On September 3, 2024, the White House published a report on Internet routing security. We’ll talk about what that means and how you can help....

Exploring Internet and security trends during the 2024 U.S. Democratic National Convention

2024-08-23

Cloudflare RadarTrendsElection SecurityElectionsPoliticsUSA

This analysis highlights the 2024 Democratic National Convention’s impact on Internet traffic and security, with spikes in interest for sites related to Kamala Harris and the Democrats, as well as news sites, plus pre-convention attacks on political organizations....

Go wild: Wildcard support in Rules and a new open-source wildcard crate

2024-08-22

CDNEdge RulesOpen SourceRustDevelopers

We’re excited to announce wildcard support across our Ruleset Engine-based products and our open-source wildcard crate in Rust. Configuring rules has never been easier, with powerful pattern matching enabling simple and flexible URL redirects and beyond for users on all plans....

NIST’s first post-quantum standards

2024-08-20

ResearchCryptographyPost-Quantum

NIST has published the first cryptographic standards for protecting against attacks from quantum computers. Learn what this means for you and your organization....

Summer 2024 weather report: Cloudflare with a chance of Intern-ets

2024-08-19

Internship ExperienceCareersLife at Cloudflare

This summer, Cloudflare welcomed approximately 60 interns from all around the globe, on a mission to #HelpBuildABetterInternet. Join us as we dive into what we were able to accomplish and our experiences!...

A wild week in phishing, and what it means for you

2024-08-16

Cloudflare OneEmail SecurityRemote Browser IsolationDLPSecure Web GatewayPhishing

From the U.S. elections and geopolitical conflict to tens of millions in corporate dollars lost, phishing remains the root cause of cyber damages. Learn why a comprehensive solution is the best way to stay protected....

Simplify cloud routing and object storage configurations with Cloud Connector

2024-08-16

Edge RulesCloud ConnectorCDNConnectivity CloudNetwork Services

Meet Cloud Connector — a new free product to simplify your cloud routing and object storage configurations. Say goodbye to frustrating Host Header workarounds and hello to protecting your assets, accelerating applications, and routing your traffic between multiple cloud providers seamlessly...

Introducing high-definition portrait video support for Cloudflare Stream

2024-08-16

Cloudflare StreamDevelopersDeveloper PlatformInternship ExperienceProduct NewsVideo

Cloudflare Stream is an end-to-end solution for video encoding, storage, delivery, and playback, focused on simplifying all aspects of video for developers. Newly uploaded or ingested portrait videos will now automatically be processed in full HD quality...

Paris 2024 Olympics recap: Internet trends, cyber threats, and popular moments

2024-08-14

Cloudflare RadarOlympicsInternet TrafficSportsTrends

As the Paris 2024 Olympics ended, our analysis shows the event’s impact on the Internet in France and other countries at different moments, its effect on specific web properties, and a spike in cyber threats and emails related to Simone Biles and others....

Introducing HTTP request traffic insights on Cloudflare Radar

2024-08-13

Cloudflare RadarTrendsInternet TrafficHTTPSConsumer Services

The traffic graphs on Cloudflare Radar have been enhanced to include HTTP request traffic. This new metric complements the existing bytes-based “HTTP traffic” view, and the new graphs can be found on Radar’s Overview and Traffic pages....