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Slack Journey Migrating to AWS IMDSv2 Have you ever query 169.254.169.254 you deal with AWS IDMS service. Anyone can query that from an EC2 instance. In 2019, they release IMDSv2, which require a token so it’s more secure. Slack running 60,000 AWS instance. How can they roll this out safely across the fleet of services on all these 60,000 server to use IDMSv2