Ensure that Spring Cloud App enforces HTTPS connections

Enforcing HTTPS connections on Spring Cloud App encrypts normal HTTP requests and responses.

Risk Level: High
Cloud Entity: Spring Cloud
CloudGuard Rule ID: D9.AZU.CRY.31
Covered by Spectral: Yes
Category: Compute


SpringCloud should have apps contain [ properties.httpsOnly=true ]


From Portal

  1. Go to 'Azure Spring Cloud' and choose your Spring Cloud resource
  2. Under 'Settings', select 'Apps' on the navigation menu
  3. For each Spring Cloud app:
  4. Under 'Settings', select 'Custom domain' on the navigation menu
  5. Set 'Https only' to 'Yes'

From TF
Set the 'https_only' argument to 'true':

resource "azurerm_spring_cloud_app" "example" {
	https_only = true

From Command Line

az spring-cloud app update --https-only --name APP-NAME --resource-group RESOURCE-GROUP --service SPRING-CLOUD-SERVICE


  1. https://docs.microsoft.com/en-us/azure/spring-cloud/tutorial-custom-domain
  2. https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/spring_cloud_app#https_only

Spring Cloud

Azure Spring Cloud makes it easy to deploy Spring Boot applications to Azure without any code changes.

Compliance Frameworks

  • AZU PCI-DSS 4.0
  • Azure CSA CCM v.4.0.1
  • Azure CloudGuard Best Practices
  • Azure NIST 800-53 Rev 5
  • CloudGuard Azure All Rules Ruleset