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Installing cert-manager for TLS certificates
Install the Cert-Manager tool to obtain TLS certificates that you can use for secure HTTPS connections in Knative. For more information about enabling HTTPS connections in Knative, see Configuring HTTPS with TLS certificates.
You can use cert-manager to either manually obtain certificates, or to enable Knative for automatic certificate provisioning. Complete instructions about automatic certificate provisioning are provided in Enabling automatic TLS cert provisioning.
Regardless of if your want to manually obtain certificates, or configure Knative for automatic provisioning, you can use the following steps to install cert-manager.
Before you begin
You must meet the following requirements to install cert-manager for Knative:
- Knative Serving must be installed. For details about installing the Serving component, see the Knative installation guides.
- You must configure your Knative cluster to use a custom domain.
- Knative currently supports cert-manager version
Downloading and installing cert-manager
Follow the steps from the official
cert-manager website to download and install cert-manager
Completing the Knative configuration for TLS support
Before you can use a TLS certificate for secure connections, you must finish configuring Knative:
Manual: If you installed cert-manager to manually obtain certificates, continue to the following topic for instructions about creating a Kubernetes secret: Manually adding a TLS certificate
Automatic: If you installed cert-manager to use for automatic certificate provisioning, continue to the following topic to enable that feature: Enabling automatic TLS certificate provisioning in Knative
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