Subscribe to receive notifications of new posts:

Cloudflare Zaraz adds support for server-side rendering of X and Instagram embeds

07/10/2024

We are thrilled to announce Cloudflare Zaraz support for server-side rendering of embeds from X and Instagram. This allows for secure, privacy-preserving, and performant embedding without third-party JavaScript or cookies, enhancing security, privacy, and performance on your website...

Continue reading »
Cloudflare Zaraz adds support for server-side rendering of X and Instagram embeds

DDoS threat report for 2024 Q2

07/09/2024

DDoS ReportsCloudflare RadarAttacksDNS FloodTrendsSYN FloodRansom Attacks

Welcome to the 18th edition of the Cloudflare DDoS Threat Report. Released quarterly, these reports provide an in-depth analysis of the DDoS threat landscape as observed across the Cloudflare network. This edition focuses on the second quarter of 2024...

RADIUS/UDP vulnerable to improved MD5 collision attack

07/09/2024

Vulnerabilities

The RADIUS protocol is commonly used to control administrative access to networking gear. Despite its importance, RADIUS hasn’t changed much in decades. We discuss an attack on RADIUS as a case study for why it’s important for legacy protocols to keep up with advancements in cryptography...

French elections: political cyber attacks and Internet traffic shifts

07/08/2024

ElectionsCloudflare RadarFranceInternet TrafficTrendsElection SecurityDDoSAttacks

Check the dynamics of the 2024 French legislative elections, the surprising election results’ impact on Internet traffic changes, and the cyber attacks targeting political parties...

UK election day 2024: traffic trends and attacks on political parties

07/05/2024

ElectionsUnited KingdomCloudflare RadarInternet TrafficTrendsDDoSElection Security

Here, we explore the dynamics of Internet traffic and cybersecurity during the UK’s 2024 general election, highlighting late-day traffic changes and a post-vote attack on a political party...

Cloudflare 1.1.1.1 incident on June 27, 2024

07/04/2024

1.1.1.1Outage

On June 27, 2024, a small number of users globally may have noticed that 1.1.1.1 was unreachable or degraded. The root cause was a mix of BGP (Border Gateway Protocol) hijacking and a route leak...

First round of French election: party attacks and a modest traffic dip

07/03/2024

Cloudflare RadarInternet TrafficTrendsDDoSElectionsElection Security

How Cloudflare mitigated DDoS attacks targeting French political parties during the 2024 legislative elections, as detailed in our ongoing election coverage...

Declare your AIndependence: block AI bots, scrapers and crawlers with a single click

07/03/2024

BotsBot ManagementAI BotsAIMachine LearningGenerative AI

To help preserve a safe Internet for content creators, we’ve just launched a brand new “easy button” to block all AI bots. It’s available for all customers, including those on our free tier...

How the first 2024 US presidential debate influenced Internet traffic and security trends

06/28/2024

Cloudflare RadarElectionsUSAElection Security

See how the first 2024 US presidential debate between Biden and Trump influenced Internet traffic patterns, email trends, and heightened cybersecurity concerns across digital platforms...

Supporting Postgres Named Prepared Statements in Hyperdrive

06/28/2024

Developer PlatformCloudflare WorkersHyperdrivePostgresSQLMessage ProtocolPrepared Statements

Hyperdrive (Cloudflare’s globally distributed SQL connection pooler and cache) recently added support for Postgres protocol-level named prepared statements across pooled connections. We dive deep on what it took to add this feature...

Cloudflare incident on June 20, 2024

06/26/2024

Post MortemOutage

A new DDoS rule resulted in an increase in error responses and latency for Cloudflare customers. Here’s how it went wrong, and what we’ve learned...

Helping keep customers safe with leaked password notification

06/24/2024

PasswordsSecurity

To help protect against account compromise via credential stuffing attacks, Cloudflare will notify dashboard users when we detect that a password was found in an external data breach...

How the UEFA Euro 2024 football games are impacting local Internet traffic

06/21/2024

Cloudflare RadarTrendsDDoSInternet Traffic

Discover how UEFA Euro 2024 is shifting Internet traffic patterns during games across Europe with insights into traffic drops and cybersecurity concerns during national team games...

Exam-ining recent Internet shutdowns in Syria, Iraq, and Algeria

06/21/2024

Cloudflare RadarInternet TrafficOutageInternet ShutdownBGPConsumer Services

Similar to actions taken over the last several years, governments in Syria, Iraq, and Algeria have again disrupted Internet connectivity nationwide in an attempt to prevent cheating on exams. We investigate how these disruptions were implemented, and their impact...

Introducing Stream Generated Captions, powered by Workers AI

06/20/2024

Developer PlatformDevelopersWorkers AIAIProduct NewsCloudflare Stream

With one click, users can now generate video captions effortlessly using Stream’s newest feature: AI-generated captions for on-demand videos and recordings of live streams...

Celebrating 10 years of Project Galileo

06/12/2024

Project GalileoCloudflare HistoryApplication Services

Ten years ago today, Cloudflare launched Project Galileo, a program which today provides security services, at no cost, to more than 2,600 independent journalists and nonprofit organizations around the world supporting human rights, democracy, and local communities...

Exploring the 2024 EU Election: Internet traffic trends and cybersecurity insights

06/10/2024

Cloudflare RadarTrendsElectionsElection SecurityDDoSInsights

The 2024 EU Parliament election caused declines in Internet traffic during voting and spikes during results announcements, with persistent cyber threats targeting government sites...

Internet insights on 2024 elections in the Netherlands, South Africa, Iceland, India, and Mexico

06/07/2024

Cloudflare RadarInsightsTrendsElection SecurityElections

2024 brings a global increase in election activity. Here, we highlight traffic and cyberattack trends witnessed in countries like the Netherlands, South Africa, Iceland, India, and Mexico. Additionally, we provide an up-to-date 2024 Election Insights report on Cloudflare Radar...

Adopting OpenTelemetry for our logging pipeline

06/03/2024

ObservabilityEngineering

Recently, Cloudflare's Observability team undertook an effort to migrate our existing syslog-ng backed logging infrastructure to instead being backed by OpenTelemetry Collectors. In this post, we detail the process that we undertook, and the difficulties we faced along the way...

Disrupting FlyingYeti's campaign targeting Ukraine

05/30/2024

Cloud Email SecurityCloudflare WorkersCloudforce OneCVEExploitGitHubIntrusion DetectionMalwareMicrosoftPhishingRemote Browser IsolationRussiaServerlessThreat DataThreat IntelligenceThreat OperationsUkraineVulnerabilities

In April and May 2024, Cloudforce One employed proactive defense measures to successfully prevent Russia-aligned threat actor FlyingYeti from launching their latest phishing campaign targeting Ukraine...