Continuing to Improve our IPFS Gateway
June 19, 2019
When we launched our InterPlanetary File System (IPFS) gateway last year we were blown away by the positive reception. ...
Securing Certificate Issuance using Multipath Domain Control Validation
June 18, 2019
Trust on the Internet is underpinned by the Public Key Infrastructure (PKI). PKI grants servers the ability to securely serve websites by issuing digital certificates, providing the foundation for encrypted and authentic communication. ...
League of Entropy: Not All Heroes Wear Capes
June 17, 2019
Everything from cryptography to big money lottery to quantum mechanics requires some form of randomness. But what exactly does it mean for a number to be randomly generated and where does the randomness come from?...
Inside the Entropy
June 17, 2019
Generating random outcomes is an essential part of everyday life; from lottery drawings and constructing competitions, to performing deep cryptographic computations. ...
Welcome to Crypto Week 2019
June 16, 2019
The Internet is an extraordinarily complex and evolving ecosystem. Its constituent protocols range from the ancient and archaic (hello FTP) to the modern and sleek (meet WireGuard), with a fair bit of everything in between. ...
MORE POSTS
December 25, 2018
Concise Christmas Cryptography Challenges 2019
We've put together some Christmas Cryptography questions. Do you think you can solve them?...
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October 18, 2018
Encrypt that SNI: Firefox edition
A couple of weeks ago we announced support for the encrypted Server Name Indication (SNI) TLS extension (ESNI for short). As promised, our friends at Mozilla landed support for ESNI in Firefox Nightl. ...
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September 28, 2018
Birthday Week Wrap-Up: Every day is launch day at Cloudflare
This week we celebrated our 8th Birthday Week by announcing new offerings that benefit our customers and the global Internet community....
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September 24, 2018
Encrypt it or lose it: how encrypted SNI works
Today we announced support for encrypted SNI, an extension to the TLS 1.3 protocol that improves privacy of Internet users....
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September 21, 2018
Roughtime: Securing Time with Digital Signatures
When you visit a secure website, it offers you a TLS certificate that asserts its identity. Every certificate has an expiration date, and when it’s passed due, it is no longer valid....
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September 20, 2018
Introducing the Cloudflare Onion Service
Two years ago this week Cloudflare introduced Opportunistic Encryption, a feature that provided additional security and performance benefits to websites that had not yet moved to HTTPS....
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September 19, 2018
RPKI and BGP: our path to securing Internet Routing
This article will talk about our approach to network security using technologies like RPKI to sign Internet routes and protect our users and customers from route hijacks and misconfigurations....
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September 19, 2018
RPKI - The required cryptographic upgrade to BGP routing
We have talked about the BGP Internet routing protocol before. We have talked about how we build a more resilient network and how we can see outages at a country-level via BGP. We have even talked about the network community that is vital to the operation of the global Internet....
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September 18, 2018
Expanding DNSSEC Adoption
Cloudflare first started talking about DNSSEC in 2014 and at the time, Nick Sullivan wrote: “DNSSEC is a valuable tool for improving the trust and integrity of DNS, the backbone of the modern Internet.”...
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September 17, 2018
End-to-End Integrity with IPFS
Use Cloudflare’s IPFS gateway to set up a website which is end-to-end secure, while maintaining the performance and reliability benefits of being served from Cloudflare’s edge network....
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September 17, 2018
Cloudflare goes InterPlanetary - Introducing Cloudflare’s IPFS Gateway
Today we’re excited to introduce Cloudflare’s IPFS Gateway, an easy way to access content from the the InterPlanetary File System (IPFS) that doesn’t require installing and running any special software on your computer....
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September 17, 2018
Welcome to Crypto Week
The Internet isn’t perfect. It was put together piecemeal through publicly funded research, private investment, and organic growth that has left us with an imperfect tapestry....
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August 10, 2018
A Detailed Look at RFC 8446 (a.k.a. TLS 1.3)
TLS 1.3 (RFC 8446) was published today. This article provides a deep dive into the changes introduced in TLS 1.3 and its impact on the future of internet security....
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June 29, 2018
Cryptocurrency API Gateway using Typescript+Workers
If you followed part one, I’ve set up an environment to write TypeScript with tests and deploy to the Cloudflare Edge using npm run upload. In this post, I’ll expand on one Worker Recipe even further....
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