Fastly
@fastly.com
Get more powerful websites and applications with Fastly’s edge cloud platform. We help places like Reddit, Epic Games, the NYT, and GitHub do so every day.
🚨 React2Shell Update: Fastly saw a 2,775% spike in attack traffic after the public PoC dropped. Attackers are actively scanning — verify exposure and patch now.
Updates:
• Expanded Virtual Patch
• NGWAF detecting new scanners
• Bot Management flagging tooling
More intel to come. #React2Shell
Updates:
• Expanded Virtual Patch
• NGWAF detecting new scanners
• Bot Management flagging tooling
More intel to come. #React2Shell
December 6, 2025 at 12:24 AM
🚨 React2Shell Update: Fastly saw a 2,775% spike in attack traffic after the public PoC dropped. Attackers are actively scanning — verify exposure and patch now.
Updates:
• Expanded Virtual Patch
• NGWAF detecting new scanners
• Bot Management flagging tooling
More intel to come. #React2Shell
Updates:
• Expanded Virtual Patch
• NGWAF detecting new scanners
• Bot Management flagging tooling
More intel to come. #React2Shell
🚨 React2Shell Update – evening of 12/4/25 🚨 After the public PoC for React2Shell (CVE-2025-55182 & CVE-2025-66478), exploit attempts spiked across our network. Patch React 19 & Next.js apps and enable the NGWAF Virtual Patch. 🔗 Full update: www.fastly.com/blog/fastlys... #React2Shell #React #Nextjs
December 5, 2025 at 6:21 PM
🚨 React2Shell Update – evening of 12/4/25 🚨 After the public PoC for React2Shell (CVE-2025-55182 & CVE-2025-66478), exploit attempts spiked across our network. Patch React 19 & Next.js apps and enable the NGWAF Virtual Patch. 🔗 Full update: www.fastly.com/blog/fastlys... #React2Shell #React #Nextjs
When complexity threatens performance, the ESCPMO team steps in.
These Escalation Engineers (Tier 3) and Hybrid Managers operate at the intersection of strategy & survival:
🛠️ Coding solutions for complex T3 issues
🧭 Architecting success for customer launches
Join the team! www.fastly.com/careers
These Escalation Engineers (Tier 3) and Hybrid Managers operate at the intersection of strategy & survival:
🛠️ Coding solutions for complex T3 issues
🧭 Architecting success for customer launches
Join the team! www.fastly.com/careers
December 4, 2025 at 6:38 PM
When complexity threatens performance, the ESCPMO team steps in.
These Escalation Engineers (Tier 3) and Hybrid Managers operate at the intersection of strategy & survival:
🛠️ Coding solutions for complex T3 issues
🧭 Architecting success for customer launches
Join the team! www.fastly.com/careers
These Escalation Engineers (Tier 3) and Hybrid Managers operate at the intersection of strategy & survival:
🛠️ Coding solutions for complex T3 issues
🧭 Architecting success for customer launches
Join the team! www.fastly.com/careers
React RCE (CVE-2025-55182 & CVE-2025-66478) just dropped. Thanks to @vercel.com alerting us early, Fastly quickly investigated, built NGWAF protections, and helped partners prepare.
Stay safe, patch, and learn more here: www.fastly.com/blog/fastlys...
Stay safe, patch, and learn more here: www.fastly.com/blog/fastlys...
Fastly’s Proactive Protection for Critical React RCE CVE-2025-55182 and CVE-2025-66478 | Fastly
Protect your apps from the critical React RCE bugs (CVE-2025-55182/66478). Fastly's NGWAF Virtual Patch provides proactive defense.
www.fastly.com
December 3, 2025 at 10:12 PM
React RCE (CVE-2025-55182 & CVE-2025-66478) just dropped. Thanks to @vercel.com alerting us early, Fastly quickly investigated, built NGWAF protections, and helped partners prepare.
Stay safe, patch, and learn more here: www.fastly.com/blog/fastlys...
Stay safe, patch, and learn more here: www.fastly.com/blog/fastlys...
Privacy-first infrastructure is evolving fast, and OHTTP is becoming key.
Our partners at Confident (@confidentsecurity.bsky.social) published a breakdown of how OHTTP enables anonymous requests. Fastly is proud to be one of the main OHTTP relay providers. blog.confident.security/ohttp/
#Privacy
Our partners at Confident (@confidentsecurity.bsky.social) published a breakdown of how OHTTP enables anonymous requests. Fastly is proud to be one of the main OHTTP relay providers. blog.confident.security/ohttp/
#Privacy
December 3, 2025 at 6:39 PM
Privacy-first infrastructure is evolving fast, and OHTTP is becoming key.
Our partners at Confident (@confidentsecurity.bsky.social) published a breakdown of how OHTTP enables anonymous requests. Fastly is proud to be one of the main OHTTP relay providers. blog.confident.security/ohttp/
#Privacy
Our partners at Confident (@confidentsecurity.bsky.social) published a breakdown of how OHTTP enables anonymous requests. Fastly is proud to be one of the main OHTTP relay providers. blog.confident.security/ohttp/
#Privacy
Ever wondered what goes on #InsideAFastlyPoP?
⚡ Speed, cache, and a little digital magic all in one place!
⚡ Speed, cache, and a little digital magic all in one place!
December 3, 2025 at 5:16 PM
Ever wondered what goes on #InsideAFastlyPoP?
⚡ Speed, cache, and a little digital magic all in one place!
⚡ Speed, cache, and a little digital magic all in one place!
Proud to announce that Fastly Next-Gen WAF has been selected as a finalist in the Best DevSecOps Solution category for the 2025 #DevOpsDozensAwards! 🏆
Please VOTE now for the ultimate honorees in 23 categories. Voting ends Dec. 31, 2025.
www.surveymonkey.com/r/DevOps-Doz...
Please VOTE now for the ultimate honorees in 23 categories. Voting ends Dec. 31, 2025.
www.surveymonkey.com/r/DevOps-Doz...
December 1, 2025 at 8:41 PM
Proud to announce that Fastly Next-Gen WAF has been selected as a finalist in the Best DevSecOps Solution category for the 2025 #DevOpsDozensAwards! 🏆
Please VOTE now for the ultimate honorees in 23 categories. Voting ends Dec. 31, 2025.
www.surveymonkey.com/r/DevOps-Doz...
Please VOTE now for the ultimate honorees in 23 categories. Voting ends Dec. 31, 2025.
www.surveymonkey.com/r/DevOps-Doz...
Shoutout to Magnolia, a leading DXP trusted by JetBlue, The New York Times, American Express, and Sanofi.
With Fastly, they’ve:
✨ Cut platform costs by 40%
✨ Sustained 20% annual growth
✨ Delivered faster experiences with Fastly Compute
Proud to support their growth! www.fastly.com/customers/ma...
With Fastly, they’ve:
✨ Cut platform costs by 40%
✨ Sustained 20% annual growth
✨ Delivered faster experiences with Fastly Compute
Proud to support their growth! www.fastly.com/customers/ma...
December 1, 2025 at 6:48 PM
Shoutout to Magnolia, a leading DXP trusted by JetBlue, The New York Times, American Express, and Sanofi.
With Fastly, they’ve:
✨ Cut platform costs by 40%
✨ Sustained 20% annual growth
✨ Delivered faster experiences with Fastly Compute
Proud to support their growth! www.fastly.com/customers/ma...
With Fastly, they’ve:
✨ Cut platform costs by 40%
✨ Sustained 20% annual growth
✨ Delivered faster experiences with Fastly Compute
Proud to support their growth! www.fastly.com/customers/ma...
Reposted by Fastly
EFF is thankful for @fastly.com's generous support, helping keep eff.org online.
Electronic Frontier Foundation
Defending your rights in the digital world
www.eff.org
November 26, 2025 at 9:26 PM
EFF is thankful for @fastly.com's generous support, helping keep eff.org online.
#AI bots don’t always play fair — they scrape, ignore robots.txt, and overload origins. Publishers pay the price.
Fastly + RSL flips the script: enforce how AI models use your content (or block them) with a simple header.
Simon Wistow breaks it down: www.fastly.com/blog/control...
#ContentControl
Fastly + RSL flips the script: enforce how AI models use your content (or block them) with a simple header.
Simon Wistow breaks it down: www.fastly.com/blog/control...
#ContentControl
November 26, 2025 at 6:34 PM
#AI bots don’t always play fair — they scrape, ignore robots.txt, and overload origins. Publishers pay the price.
Fastly + RSL flips the script: enforce how AI models use your content (or block them) with a simple header.
Simon Wistow breaks it down: www.fastly.com/blog/control...
#ContentControl
Fastly + RSL flips the script: enforce how AI models use your content (or block them) with a simple header.
Simon Wistow breaks it down: www.fastly.com/blog/control...
#ContentControl
Redundancy doesn’t have to be complex. You can set up multi-origin failover in Fastly entirely in the UI.
Our guide covers:
🔍 Health checks for early failure detection
🔁 Automatic failover with request conditions
🌐 Traffic distribution across origins
👉 community.fastly.com/t/setting-up...
Our guide covers:
🔍 Health checks for early failure detection
🔁 Automatic failover with request conditions
🌐 Traffic distribution across origins
👉 community.fastly.com/t/setting-up...
November 26, 2025 at 4:26 PM
Redundancy doesn’t have to be complex. You can set up multi-origin failover in Fastly entirely in the UI.
Our guide covers:
🔍 Health checks for early failure detection
🔁 Automatic failover with request conditions
🌐 Traffic distribution across origins
👉 community.fastly.com/t/setting-up...
Our guide covers:
🔍 Health checks for early failure detection
🔁 Automatic failover with request conditions
🌐 Traffic distribution across origins
👉 community.fastly.com/t/setting-up...
Early Hints leveled up on Fastly Compute. Go beyond static rules and program edge logic that adapts to user, device, and location.
Results we see with Yottaa:
-40% TTFB improvement
-10% LCP improvement
-Scale across 1,000+ e‑commerce properties
Dive into the blog: www.fastly.com/blog/how-fas...
Results we see with Yottaa:
-40% TTFB improvement
-10% LCP improvement
-Scale across 1,000+ e‑commerce properties
Dive into the blog: www.fastly.com/blog/how-fas...
November 25, 2025 at 6:59 PM
Early Hints leveled up on Fastly Compute. Go beyond static rules and program edge logic that adapts to user, device, and location.
Results we see with Yottaa:
-40% TTFB improvement
-10% LCP improvement
-Scale across 1,000+ e‑commerce properties
Dive into the blog: www.fastly.com/blog/how-fas...
Results we see with Yottaa:
-40% TTFB improvement
-10% LCP improvement
-Scale across 1,000+ e‑commerce properties
Dive into the blog: www.fastly.com/blog/how-fas...
To our customers: thank you. Your partnership fuels our innovation, sharpens our focus, and inspires our team daily.
We’re grateful for the trust you place in Fastly.
#Gratitude
We’re grateful for the trust you place in Fastly.
#Gratitude
November 25, 2025 at 6:00 PM
To our customers: thank you. Your partnership fuels our innovation, sharpens our focus, and inspires our team daily.
We’re grateful for the trust you place in Fastly.
#Gratitude
We’re grateful for the trust you place in Fastly.
#Gratitude
🎉Fastly DDoS Protection just got smarter!
Introducing the Adaptive Threat Engine – the heart of our automatic mitigation:
⚡Higher accuracy – fewer false positives
⏱ Faster response – attacks mitigated up to 72% faster
Perfect for keeping your apps and APIs safe.
www.fastly.com/blog/mitigat...
Introducing the Adaptive Threat Engine – the heart of our automatic mitigation:
⚡Higher accuracy – fewer false positives
⏱ Faster response – attacks mitigated up to 72% faster
Perfect for keeping your apps and APIs safe.
www.fastly.com/blog/mitigat...
November 24, 2025 at 5:15 PM
🎉Fastly DDoS Protection just got smarter!
Introducing the Adaptive Threat Engine – the heart of our automatic mitigation:
⚡Higher accuracy – fewer false positives
⏱ Faster response – attacks mitigated up to 72% faster
Perfect for keeping your apps and APIs safe.
www.fastly.com/blog/mitigat...
Introducing the Adaptive Threat Engine – the heart of our automatic mitigation:
⚡Higher accuracy – fewer false positives
⏱ Faster response – attacks mitigated up to 72% faster
Perfect for keeping your apps and APIs safe.
www.fastly.com/blog/mitigat...
Simplify multi-CDN certificate management with Fastly's latest release: the dns-account-01 ACME challenge! 🙌
Say goodbye to frustrating _acme-challenge collisions & hello to seamless multi-CA support.
Learn more: www.fastly.com/blog/smarter...
Say goodbye to frustrating _acme-challenge collisions & hello to seamless multi-CA support.
Learn more: www.fastly.com/blog/smarter...
November 20, 2025 at 8:44 PM
Simplify multi-CDN certificate management with Fastly's latest release: the dns-account-01 ACME challenge! 🙌
Say goodbye to frustrating _acme-challenge collisions & hello to seamless multi-CA support.
Learn more: www.fastly.com/blog/smarter...
Say goodbye to frustrating _acme-challenge collisions & hello to seamless multi-CA support.
Learn more: www.fastly.com/blog/smarter...
🤔 Is your CDN built for when the internet fails? #Outages are inevitable — recovery is what matters. Fastly’s 7 Pillars of Resilience show how we stay online through failures, DDoS, and chaos. Watch 👉 https://fastly.us/3XztrMr
Xcelerate NYC 2025 | Preparing for the unexpected: Fastly’s seven pillars of network resilience
No cloud vendor is immune to outages, but when you're managing a massive, globally distributed network that customers rely on, preparation is everything. Whether it’s unexpected internet outages, soph...
fastly.us
November 19, 2025 at 12:39 AM
🤔 Is your CDN built for when the internet fails? #Outages are inevitable — recovery is what matters. Fastly’s 7 Pillars of Resilience show how we stay online through failures, DDoS, and chaos. Watch 👉 https://fastly.us/3XztrMr
🌟 Big kudos to our Customer Support Engineers — the unsung heroes behind smooth, fast, and reliable digital experiences!
💪❤️ Check out this Day in the Life to get a glimpse of what their world is all about!
And apply using this www.fastly.com/careers if interested in joining us!
#CustomerSupport
💪❤️ Check out this Day in the Life to get a glimpse of what their world is all about!
And apply using this www.fastly.com/careers if interested in joining us!
#CustomerSupport
November 18, 2025 at 5:29 PM
🌟 Big kudos to our Customer Support Engineers — the unsung heroes behind smooth, fast, and reliable digital experiences!
💪❤️ Check out this Day in the Life to get a glimpse of what their world is all about!
And apply using this www.fastly.com/careers if interested in joining us!
#CustomerSupport
💪❤️ Check out this Day in the Life to get a glimpse of what their world is all about!
And apply using this www.fastly.com/careers if interested in joining us!
#CustomerSupport
What a week! 🌐 Fastly was at CyberSecThai and Velocity Dubai, connecting with security pros and sharing insights on edge computing, speed, and innovation. Thanks to everyone who stopped by!
November 14, 2025 at 7:51 PM
What a week! 🌐 Fastly was at CyberSecThai and Velocity Dubai, connecting with security pros and sharing insights on edge computing, speed, and innovation. Thanks to everyone who stopped by!
🚨 The 2025 OWASP Top 10 (RC) is out! Key updates:
A03: Software Supply Chain Failures
A10: Mishandling Exceptional Conditions
SSRF now part of Broken Access Control.
Fastly’s Edge Cloud & Next-Gen WAF help protect against all Top 10 risks.
Read more: www.fastly.com/blog/new-202...
#AppSec
A03: Software Supply Chain Failures
A10: Mishandling Exceptional Conditions
SSRF now part of Broken Access Control.
Fastly’s Edge Cloud & Next-Gen WAF help protect against all Top 10 risks.
Read more: www.fastly.com/blog/new-202...
#AppSec
November 14, 2025 at 4:41 PM
🚨 The 2025 OWASP Top 10 (RC) is out! Key updates:
A03: Software Supply Chain Failures
A10: Mishandling Exceptional Conditions
SSRF now part of Broken Access Control.
Fastly’s Edge Cloud & Next-Gen WAF help protect against all Top 10 risks.
Read more: www.fastly.com/blog/new-202...
#AppSec
A03: Software Supply Chain Failures
A10: Mishandling Exceptional Conditions
SSRF now part of Broken Access Control.
Fastly’s Edge Cloud & Next-Gen WAF help protect against all Top 10 risks.
Read more: www.fastly.com/blog/new-202...
#AppSec
Fastly is excited to launch the Fastly Certified Services (FCS) Partner Program — empowering partners with advanced training & certification to deliver secure, high-performance solutions.
Earn your Fastly Certified Professional Security Implementation designation today! 📩 [email protected]
Earn your Fastly Certified Professional Security Implementation designation today! 📩 [email protected]
November 13, 2025 at 5:32 PM
Fastly is excited to launch the Fastly Certified Services (FCS) Partner Program — empowering partners with advanced training & certification to deliver secure, high-performance solutions.
Earn your Fastly Certified Professional Security Implementation designation today! 📩 [email protected]
Earn your Fastly Certified Professional Security Implementation designation today! 📩 [email protected]
Shipping UX, not the org chart. 🚀
Fastly’s Bekah Suttner Cheek shares why we chose microfrontends, how we built on Fastly Compute, & how to decide if they’re right for you.
Watch: www.youtube.com/watch?v=3xdc...
#JSConf #Frontend #Microfrontends
Fastly’s Bekah Suttner Cheek shares why we chose microfrontends, how we built on Fastly Compute, & how to decide if they’re right for you.
Watch: www.youtube.com/watch?v=3xdc...
#JSConf #Frontend #Microfrontends
Microfrontends at Fastly: Shipping User Experience, Not the Org Chart - Bekah Suttner Cheek, Fastly
YouTube video by OpenJS Foundation
www.youtube.com
November 12, 2025 at 8:42 PM
Shipping UX, not the org chart. 🚀
Fastly’s Bekah Suttner Cheek shares why we chose microfrontends, how we built on Fastly Compute, & how to decide if they’re right for you.
Watch: www.youtube.com/watch?v=3xdc...
#JSConf #Frontend #Microfrontends
Fastly’s Bekah Suttner Cheek shares why we chose microfrontends, how we built on Fastly Compute, & how to decide if they’re right for you.
Watch: www.youtube.com/watch?v=3xdc...
#JSConf #Frontend #Microfrontends
Reposted by Fastly
Thank you to @fastly.com for supporting organizations like ours
We're now a part of their Fast Forward program www.fastly.com/fast-forward
We're now a part of their Fast Forward program www.fastly.com/fast-forward
Fast Forward - how we're building the open internet
The internet is a pretty neat place. It’s where the world’s most creative minds gather to build things that benefit everyone. Open source, open standards, or just the open internet — with every contri...
www.fastly.com
November 11, 2025 at 12:49 AM
Thank you to @fastly.com for supporting organizations like ours
We're now a part of their Fast Forward program www.fastly.com/fast-forward
We're now a part of their Fast Forward program www.fastly.com/fast-forward
Come visit Fastly at #kubecon this week to enter to win one of three Lego R2D2 sets (winners selected on Thursday)! We also have our experts on hand to talk about all things related to API and application security, performance, and scale.
Booth #1240 by the Pine Terrace lounge area.
Booth #1240 by the Pine Terrace lounge area.
November 11, 2025 at 7:12 PM
Come visit Fastly at #kubecon this week to enter to win one of three Lego R2D2 sets (winners selected on Thursday)! We also have our experts on hand to talk about all things related to API and application security, performance, and scale.
Booth #1240 by the Pine Terrace lounge area.
Booth #1240 by the Pine Terrace lounge area.
Thanks to our world-class customers, #Fastly has been recognized as a Customers’ Choice for Cloud Web Applications and API Protection (WAAP) for the seventh year!
www.fastly.com/blog/fastlys...
www.fastly.com/blog/fastlys...
November 10, 2025 at 6:27 PM
Thanks to our world-class customers, #Fastly has been recognized as a Customers’ Choice for Cloud Web Applications and API Protection (WAAP) for the seventh year!
www.fastly.com/blog/fastlys...
www.fastly.com/blog/fastlys...
Keep your content online during outages! 🚀
✅ Serve stale content
✅ Route traffic smartly
✅ Customize with VCL
Guide: community.fastly.com/t/vcl-failov...
#EdgeComputing #HighAvailability #WebPerformance #DevOps
✅ Serve stale content
✅ Route traffic smartly
✅ Customize with VCL
Guide: community.fastly.com/t/vcl-failov...
#EdgeComputing #HighAvailability #WebPerformance #DevOps
VCL Failover and Multi-Cloud Configuration
Hey folks! 🚀 As we talk about in our blog, ensuring seamless content delivery during unexpected outages or downtime is no longer optional. That’s where failover and redundancy come into play. This gu...
community.fastly.com
November 7, 2025 at 10:22 PM
Keep your content online during outages! 🚀
✅ Serve stale content
✅ Route traffic smartly
✅ Customize with VCL
Guide: community.fastly.com/t/vcl-failov...
#EdgeComputing #HighAvailability #WebPerformance #DevOps
✅ Serve stale content
✅ Route traffic smartly
✅ Customize with VCL
Guide: community.fastly.com/t/vcl-failov...
#EdgeComputing #HighAvailability #WebPerformance #DevOps