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This article outlines the most common maintenance operations for Co-signers. Since each Co-signer type has a unique architecture and is installed in a specific environment, refer to the relevant article for detailed maintenance instructions for your Co-signer type.
Due to the enclave architecture of the Google Cloud Confidential Space Co-signer, maintenance operations can only be performed through Google Cloud’s portal or using gcloud.
Co-signer maintenance include:
  • View the logs
  • Observe the status
  • List the paired API users
  • Retrieve the public key (used for the Callback Handler JWT authentication)
  • Stop the Co-signer
  • Restart the Co-signer
  • Retrieve the running version
  • Update the Co-signer
  • Migrate to a new machine
  • Configure a proxy server
  • Configure the communication protocol
Use the Co-signer management tab to observe the Co-signer’s online / offline status and the list of paired API users and refer to the following guides to learn about platform-specific Co-signer maintenance:
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AWS Nitro

AWS Nitro Co-signer maintenance
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GCP Confidential Space

Google Cloud Confidential Space Co-signer maintenance
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Intel SGX

SGX-based Co-signer maintenance on Azure, On-Premise, IBM Cloud, or Alibaba Cloud