Tech Talk

Securing Your Kubernetes Ingress With Let’s Encrypt

Updated on March 9, 2022

Developer Advocate

Securing Your Kubernetes Ingress With Let’s Encrypt

About the Talk

Ready to take that cluster into production? Is it secured?

Learn how to install and configure the Kubernetes Ingress NGINX Controller and connect it with cert-manager to generate TLS certificates using Let’s Encrypt. Setting up Ingress and TLS termination ensures that traffic from the internet into your cluster is encrypted, an essential step for a Kubernetes clusters serving in production.

What You’ll Learn

Installing and configuring the Kubernetes NGINX Ingress Controller
Setting up cert-manager to automatically generate and rotate TLS certificates from Let’s Encrypt
How to test that TLS termination is working

This Talk Is Designed For

Platform engineers setting up production Kubernetes clusters
Developers interested in enabling https for applications inside a Kubernetes cluster

Prerequisites

Experience connecting to a Kubernetes cluster with the command line tool kubectl

Resources

NGINX Ingress Controller

Let’s Encrypt

Kubernetes Starter Kit

cert-manager Cloud native certificate management for Kubernetes

Presentation deck

Kubernetes in minutes, on DigitalOcean

DigitalOcean Kubernetes (DOKS) is a managed Kubernetes service that lets you deploy Kubernetes clusters without the complexities of handling the control plane and containerized infrastructure. Clusters are compatible with standard Kubernetes toolchains and integrate natively with DigitalOcean Load Balancers and block storage volumes.

Thanks for learning with the DigitalOcean Community. Check out our offerings for compute, storage, networking, and managed databases.

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About the authors

Kim Schlesinger

author

Developer Advocate

I’m a developer advocate at DigitalOcean focusing on Kubernetes and other Cloud Native technologies

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5 Comments

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Brandon Arturo Gomez Montenegro • August 24, 2023

Omg, i’m traying to copy the resources, like any yaml file, or any file in github, but it’s no avalible something like that :"(

BubblyCeruleanMorel • September 6, 2022

Take a look at the references github repository. Specifically I would suggest looking at 03-setup-ingress-controller/assets/manifests for the yaml files.

https://github.com/digitalocean/Kubernetes-Starter-Kit-Developers/tree/main/03-setup-ingress-controller/assets/manifests

2a32118e7fc048b1bb3c04f82b • July 23, 2022

Could you please post a git repo of the YAML files used within this video tutorial?