Matt Holt on CaddyServer, the ACME Protocol, TLS (Go Time #14)

This episode wins the contest for the most protocols discussed. Matt Holt joined the show to to talk about TLS, Let’s Encrypt, the ACME protocol, CaddyServer, and a host of other important information security issues.

Join the discussion

Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today!

Sponsors:

• Linode – Our cloud server of choice! We host everything we do on Linode servers. Use the code gotime20 to get 2 months free!
  


• Fastly – Our bandwidth partner. Fastly powers fast, secure, and scalable digital experiences. Move beyond your content delivery network to their powerful edge cloud platform.
  


• Equinox – Build, package and distribute self-updating Go apps to your customers. It’s perfect for CLI tools and on-premise Go software.
  

Featuring:

• Matt Holt – Website, GitHub, X
• Erik St. Martin – GitHub, X
• Carlisia Campos – GitHub, LinkedIn, Bluesky, X
• Brian Ketelsen – GitHub, X

Show Notes:

• CaddyServer


• Caddy 0.9 Released with All New Core (blog post)


• Papaparse: a CSV parser for the browser


• websocketd: Turn any program that uses STDIN/STDOUT into a WebSocket server. Like inetd, but for WebSockets.


• Let’s Encrypt: free SSL certificates


• PKI (wikipedia)


• Key concepts of information security: Confidentiality, Integrity, Availability, Non-repudiation


• Bulletproof TLS Newsletter


• ACME Protocole


• Extended Validation Certificate


• Manage TLS certificates automatically via LetsEncrypt.org


• Automated wrapper to add let’s encrypt support to go servers

Interesting Go Projects and News

• GopherCon Brasil sponsorship prospectus


• Hewlett Packard Go AST Scanner


• Static analysis tool for Go that protects against SQL injections


• Synchronization, error propagation, and Context cancelation for groups of goroutines working on subtasks of a common task


• Brad Fitzpatrick’s functest library


• Go wrapper for the .NET Core Runtime


• Fatih’s vim-go tutorial


• Keep track of upcoming vim-go features

Free Software Friday

• Brian ­- Python


• Carlisia - Exercism good first patches


• Matt - A QUIC protocol server implementation in pure Go: faster HTTPS communication


• Erik - Mosh: the mobile shell, Wireshack Troubleshooting with Wireshark: Locate the Source of Performance Problems (book) , and TCP Dump

Something missing or broken? PRs welcome!