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.
🚀 Fascinating Hacker News thread: “Aroma: Every TCP Proxy Is Detectable with RTT Fingerprinting.”
Sakura-sx uses Fastly’s global PoPs (one pictured below) & Custom VCL to expose TCP socket data and detect proxies in real time.
Read more and try the demo: news.ycombinator.com/item?id=4638...
Sakura-sx uses Fastly’s global PoPs (one pictured below) & Custom VCL to expose TCP socket data and detect proxies in real time.
Read more and try the demo: news.ycombinator.com/item?id=4638...
January 8, 2026 at 4:17 PM
🚀 Fascinating Hacker News thread: “Aroma: Every TCP Proxy Is Detectable with RTT Fingerprinting.”
Sakura-sx uses Fastly’s global PoPs (one pictured below) & Custom VCL to expose TCP socket data and detect proxies in real time.
Read more and try the demo: news.ycombinator.com/item?id=4638...
Sakura-sx uses Fastly’s global PoPs (one pictured below) & Custom VCL to expose TCP socket data and detect proxies in real time.
Read more and try the demo: news.ycombinator.com/item?id=4638...
2026 is the year to start exploring Fastly! ⚡
Top digital innovators trust Fastly for speed, security, and reliability—all while keeping developers agile. Learn more: www.fastly.com
#DigitalInnovation #EdgeComputing #DeveloperFirst
Top digital innovators trust Fastly for speed, security, and reliability—all while keeping developers agile. Learn more: www.fastly.com
#DigitalInnovation #EdgeComputing #DeveloperFirst
January 7, 2026 at 4:38 PM
2026 is the year to start exploring Fastly! ⚡
Top digital innovators trust Fastly for speed, security, and reliability—all while keeping developers agile. Learn more: www.fastly.com
#DigitalInnovation #EdgeComputing #DeveloperFirst
Top digital innovators trust Fastly for speed, security, and reliability—all while keeping developers agile. Learn more: www.fastly.com
#DigitalInnovation #EdgeComputing #DeveloperFirst
🚀 Summer 2026 Intern applications are open!
Proud to be #1 in Vault’s 2026 Rankings for Best Internships in Software Engineering & Development.
Join us, work on real projects, and kickstart your career: www.fastly.com/about/jobs/a...
#Internship2026 #FastlyCareers #VaultRankings
Proud to be #1 in Vault’s 2026 Rankings for Best Internships in Software Engineering & Development.
Join us, work on real projects, and kickstart your career: www.fastly.com/about/jobs/a...
#Internship2026 #FastlyCareers #VaultRankings
January 6, 2026 at 4:23 PM
🚀 Summer 2026 Intern applications are open!
Proud to be #1 in Vault’s 2026 Rankings for Best Internships in Software Engineering & Development.
Join us, work on real projects, and kickstart your career: www.fastly.com/about/jobs/a...
#Internship2026 #FastlyCareers #VaultRankings
Proud to be #1 in Vault’s 2026 Rankings for Best Internships in Software Engineering & Development.
Join us, work on real projects, and kickstart your career: www.fastly.com/about/jobs/a...
#Internship2026 #FastlyCareers #VaultRankings
Do more with Fastly’s KV Store beyond basic CRUD
Hidden gems like metadata, generation markers, and insert-only writes let you build smarter, more robust edge applications—without the complexity.
Learn how to unlock advanced patterns for feature flags.
🔗 Dive deeper: fastly.com/blog/beyond-...
Hidden gems like metadata, generation markers, and insert-only writes let you build smarter, more robust edge applications—without the complexity.
Learn how to unlock advanced patterns for feature flags.
🔗 Dive deeper: fastly.com/blog/beyond-...
January 5, 2026 at 7:32 PM
Do more with Fastly’s KV Store beyond basic CRUD
Hidden gems like metadata, generation markers, and insert-only writes let you build smarter, more robust edge applications—without the complexity.
Learn how to unlock advanced patterns for feature flags.
🔗 Dive deeper: fastly.com/blog/beyond-...
Hidden gems like metadata, generation markers, and insert-only writes let you build smarter, more robust edge applications—without the complexity.
Learn how to unlock advanced patterns for feature flags.
🔗 Dive deeper: fastly.com/blog/beyond-...
Streaming 200–400 live sports events per week—including 4K—requires serious scale.
Foxtel Group relies on Fastly for:
🚀 On-demand capacity for 1M+ viewers
🤖 Automation across 60+ video configs
👀 Real-time visibility to fix playback issues
Full story: www.fastly.com/customers/fo...
Foxtel Group relies on Fastly for:
🚀 On-demand capacity for 1M+ viewers
🤖 Automation across 60+ video configs
👀 Real-time visibility to fix playback issues
Full story: www.fastly.com/customers/fo...
January 5, 2026 at 5:43 PM
Streaming 200–400 live sports events per week—including 4K—requires serious scale.
Foxtel Group relies on Fastly for:
🚀 On-demand capacity for 1M+ viewers
🤖 Automation across 60+ video configs
👀 Real-time visibility to fix playback issues
Full story: www.fastly.com/customers/fo...
Foxtel Group relies on Fastly for:
🚀 On-demand capacity for 1M+ viewers
🤖 Automation across 60+ video configs
👀 Real-time visibility to fix playback issues
Full story: www.fastly.com/customers/fo...
Pop quiz: What delivers your content faster than your morning coffee the day after New Years? ☕💨
Answer: Our Fastly PoP
#InsideAFastlyPoP
Answer: Our Fastly PoP
#InsideAFastlyPoP
January 2, 2026 at 5:24 PM
Pop quiz: What delivers your content faster than your morning coffee the day after New Years? ☕💨
Answer: Our Fastly PoP
#InsideAFastlyPoP
Answer: Our Fastly PoP
#InsideAFastlyPoP
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 this Wednesday- Dec. 31,2025.
www.surveymonkey.com/r/DevOps-Doz...
Please VOTE now for the ultimate honorees in 23 categories. Voting ends this Wednesday- Dec. 31,2025.
www.surveymonkey.com/r/DevOps-Doz...
December 29, 2025 at 3:39 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 this Wednesday- Dec. 31,2025.
www.surveymonkey.com/r/DevOps-Doz...
Please VOTE now for the ultimate honorees in 23 categories. Voting ends this Wednesday- Dec. 31,2025.
www.surveymonkey.com/r/DevOps-Doz...
🎄✨ Happy Holidays from all of us at Fastly!
We’re grateful for our customers, community & teammates who make the internet faster & safer every day.
We’ll be offline for Wellness Week starting today–Jan 5 to rest & recharge. See you in 2026! 💫
#HappyHolidays #LifeAtFastly
We’re grateful for our customers, community & teammates who make the internet faster & safer every day.
We’ll be offline for Wellness Week starting today–Jan 5 to rest & recharge. See you in 2026! 💫
#HappyHolidays #LifeAtFastly
December 24, 2025 at 2:44 PM
🎄✨ Happy Holidays from all of us at Fastly!
We’re grateful for our customers, community & teammates who make the internet faster & safer every day.
We’ll be offline for Wellness Week starting today–Jan 5 to rest & recharge. See you in 2026! 💫
#HappyHolidays #LifeAtFastly
We’re grateful for our customers, community & teammates who make the internet faster & safer every day.
We’ll be offline for Wellness Week starting today–Jan 5 to rest & recharge. See you in 2026! 💫
#HappyHolidays #LifeAtFastly
How does a 40M+ member luxury ecommerce platform protect users without slowing developers?
The RealReal relies on Fastly’s CDN, Next-Gen WAF & Bot Management for real-time security, visibility, and frictionless deployments.
Full story here: www.fastly.com/customers/th...
#CustomerStory #Fastly
The RealReal relies on Fastly’s CDN, Next-Gen WAF & Bot Management for real-time security, visibility, and frictionless deployments.
Full story here: www.fastly.com/customers/th...
#CustomerStory #Fastly
December 23, 2025 at 3:53 PM
How does a 40M+ member luxury ecommerce platform protect users without slowing developers?
The RealReal relies on Fastly’s CDN, Next-Gen WAF & Bot Management for real-time security, visibility, and frictionless deployments.
Full story here: www.fastly.com/customers/th...
#CustomerStory #Fastly
The RealReal relies on Fastly’s CDN, Next-Gen WAF & Bot Management for real-time security, visibility, and frictionless deployments.
Full story here: www.fastly.com/customers/th...
#CustomerStory #Fastly
Migrating assets between storage providers is time consuming and costly. 🛠️ Fastly’s On-Demand Migration lets you move only what’s needed when it’s requested—on your terms.
Docs to get started → www.fastly.com/documentatio...
Migrate smarter, one asset at a time.
www.fastly.com/blog/smarter...
Docs to get started → www.fastly.com/documentatio...
Migrate smarter, one asset at a time.
www.fastly.com/blog/smarter...
December 18, 2025 at 4:42 PM
Migrating assets between storage providers is time consuming and costly. 🛠️ Fastly’s On-Demand Migration lets you move only what’s needed when it’s requested—on your terms.
Docs to get started → www.fastly.com/documentatio...
Migrate smarter, one asset at a time.
www.fastly.com/blog/smarter...
Docs to get started → www.fastly.com/documentatio...
Migrate smarter, one asset at a time.
www.fastly.com/blog/smarter...
📸 Dreamstime delivers 320M images to 57M designers globally. With Fastly’s real-time image optimization and dynamic watermarking, Dreamstime cut mobile load times in half, reduced storage costs, and serves tailored images to every device — all at the edge.
www.fastly.com/customers/dr...
www.fastly.com/customers/dr...
December 17, 2025 at 6:48 PM
📸 Dreamstime delivers 320M images to 57M designers globally. With Fastly’s real-time image optimization and dynamic watermarking, Dreamstime cut mobile load times in half, reduced storage costs, and serves tailored images to every device — all at the edge.
www.fastly.com/customers/dr...
www.fastly.com/customers/dr...
Fastly Compute JS SDK v3.35.0 now includes a streaming HTML rewriter! Customize pages at the edge, process HTML as it streams, and get ~20x faster performance than LinkeDOM.
Perfect for dynamic content and high-performance web experiences.
www.fastly.com/blog/rewriti...
#EdgeComputing #WebDev
Perfect for dynamic content and high-performance web experiences.
www.fastly.com/blog/rewriti...
#EdgeComputing #WebDev
December 16, 2025 at 4:27 PM
Fastly Compute JS SDK v3.35.0 now includes a streaming HTML rewriter! Customize pages at the edge, process HTML as it streams, and get ~20x faster performance than LinkeDOM.
Perfect for dynamic content and high-performance web experiences.
www.fastly.com/blog/rewriti...
#EdgeComputing #WebDev
Perfect for dynamic content and high-performance web experiences.
www.fastly.com/blog/rewriti...
#EdgeComputing #WebDev
📦 Black Friday is changing! Peak shopping is no longer just one day — it’s spreading across all of November.
In our latest blog on Cyber 5 2025, we explore what this means for retailers and how to stay resilient, maintain visibility, and handle sustained demand.
www.fastly.com/blog/black-f...
In our latest blog on Cyber 5 2025, we explore what this means for retailers and how to stay resilient, maintain visibility, and handle sustained demand.
www.fastly.com/blog/black-f...
December 15, 2025 at 4:09 PM
📦 Black Friday is changing! Peak shopping is no longer just one day — it’s spreading across all of November.
In our latest blog on Cyber 5 2025, we explore what this means for retailers and how to stay resilient, maintain visibility, and handle sustained demand.
www.fastly.com/blog/black-f...
In our latest blog on Cyber 5 2025, we explore what this means for retailers and how to stay resilient, maintain visibility, and handle sustained demand.
www.fastly.com/blog/black-f...
Following last week’s critical #React2Shell disclosures, two more related CVEs dropped on 12/11.
Fastly customers: Based on current info, Fastly’s platform & apps aren’t vulnerable — but orgs should still review their own React + Next.js apps.
Learn more here: www.fastly.com/blog/react2s...
Fastly customers: Based on current info, Fastly’s platform & apps aren’t vulnerable — but orgs should still review their own React + Next.js apps.
Learn more here: www.fastly.com/blog/react2s...
December 11, 2025 at 11:53 PM
Following last week’s critical #React2Shell disclosures, two more related CVEs dropped on 12/11.
Fastly customers: Based on current info, Fastly’s platform & apps aren’t vulnerable — but orgs should still review their own React + Next.js apps.
Learn more here: www.fastly.com/blog/react2s...
Fastly customers: Based on current info, Fastly’s platform & apps aren’t vulnerable — but orgs should still review their own React + Next.js apps.
Learn more here: www.fastly.com/blog/react2s...
💻 Get back to doing work that matters 📈
Too many APIs and not enough time (or coffee)? ☕ Get out of firefighting mode and shift your mind toward building resilient systems.
Learn more about API Discovery: fastly.com/blog/sleep-t...
Too many APIs and not enough time (or coffee)? ☕ Get out of firefighting mode and shift your mind toward building resilient systems.
Learn more about API Discovery: fastly.com/blog/sleep-t...
December 11, 2025 at 7:59 PM
💻 Get back to doing work that matters 📈
Too many APIs and not enough time (or coffee)? ☕ Get out of firefighting mode and shift your mind toward building resilient systems.
Learn more about API Discovery: fastly.com/blog/sleep-t...
Too many APIs and not enough time (or coffee)? ☕ Get out of firefighting mode and shift your mind toward building resilient systems.
Learn more about API Discovery: fastly.com/blog/sleep-t...
This chart made our whole team cheer. 👏
Turn on shielding → watch your origin traffic flatten into a smooth, optimized dream. That’s exactly what happened for the @rustfoundation.org when they enabled shielding on Fastly Compute.
The before/after? VERY satisfying. #FastForward
Turn on shielding → watch your origin traffic flatten into a smooth, optimized dream. That’s exactly what happened for the @rustfoundation.org when they enabled shielding on Fastly Compute.
The before/after? VERY satisfying. #FastForward
December 10, 2025 at 5:39 PM
This chart made our whole team cheer. 👏
Turn on shielding → watch your origin traffic flatten into a smooth, optimized dream. That’s exactly what happened for the @rustfoundation.org when they enabled shielding on Fastly Compute.
The before/after? VERY satisfying. #FastForward
Turn on shielding → watch your origin traffic flatten into a smooth, optimized dream. That’s exactly what happened for the @rustfoundation.org when they enabled shielding on Fastly Compute.
The before/after? VERY satisfying. #FastForward
🚨 #React2Shell Alert
High-volume attacks target vulnerable React & Next.js apps (CVE-2025-55182). This pre-auth RCE can give attackers full control in a single step.
Action: Patch apps now & use Fastly NGWAF/Bot Management for protection.
Learn more → www.fastly.com/blog/how-rea...
High-volume attacks target vulnerable React & Next.js apps (CVE-2025-55182). This pre-auth RCE can give attackers full control in a single step.
Action: Patch apps now & use Fastly NGWAF/Bot Management for protection.
Learn more → www.fastly.com/blog/how-rea...
December 9, 2025 at 11:32 PM
🚨 #React2Shell Alert
High-volume attacks target vulnerable React & Next.js apps (CVE-2025-55182). This pre-auth RCE can give attackers full control in a single step.
Action: Patch apps now & use Fastly NGWAF/Bot Management for protection.
Learn more → www.fastly.com/blog/how-rea...
High-volume attacks target vulnerable React & Next.js apps (CVE-2025-55182). This pre-auth RCE can give attackers full control in a single step.
Action: Patch apps now & use Fastly NGWAF/Bot Management for protection.
Learn more → www.fastly.com/blog/how-rea...
Reposted by Fastly
www.fastly.com/blog/unparal... This is my first big project since joining @fastly.com and I'm very hype about it. Literally C++ built on _top_ of our Rust SDK, because having access to C++ does, in fact, still open doors to a lot of folks.
Unparalleled Performance: Bring Your C++ Logic to the Edge | Fastly
Bring your C++ logic to the edge with the Beta Fastly Compute SDK. Achieve unparalleled, near-native performance, low-latency, and enhanced security via WebAssembly (Wasm).
www.fastly.com
December 9, 2025 at 5:03 PM
www.fastly.com/blog/unparal... This is my first big project since joining @fastly.com and I'm very hype about it. Literally C++ built on _top_ of our Rust SDK, because having access to C++ does, in fact, still open doors to a lot of folks.
🚨 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...