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You can set up credentials using various methods such as command-line options, environment variables, assume role, credentials files, configuration files, etc.

• Command-line Options

  Code Block
  language bash
  aws s3 ls --profile profile1

• Environment Variables

  Code Block
  language bash
  export AWS_ACCESS_KEY_ID="AWS_ACCESS_KEY_ID_XXX"<AccessKeyId> export AWS_SECRET_ACCESS_KEY="AWS_SECRET_ACCESS_KEY_XXX"<SecretAccessKey> export AWS_SESSION_TOKEN="AWS_SESSION_TOKEN_XXX"<SessionToken>

• Assume role

  Code Block
  aws sts assume-role \ --role-arn arn:aws:iam::123456789012:role/xaccounts3access \ --role-session-name s3-access-example

• Credentials and Configuration File:
  Update in ~/.aws/credentials and ~/.aws/config

  Code Block
  language bash
  aws configure