How can I manage the secret version in AWS Manager?

28    Asked by DavidWHITE in Salesforce , Asked on Apr 17, 2024

I am an AWS security manager and I am responsible for managing secrets by using the AWS security manager. My organization frequently updates sensitive API keys used by the application. How can I manage the secret version in AWS secret manager to ensure smooth rotation and minimal downtime in different environments? 

Answered by David WHITE

 In the context of AWS, here are the steps given:-

Effective management of the secret version

Automatic rotation: You can configure the automatic rotation for secrets with AWS secret manager to periodically generate and update the secret version automatically.

Version retention: You can set a retention policy for controlling the number of versions stored, which would ensure you maintain a manageable history of secret versions.

Integration with the application: You can update your application code to retrieve the latest secret version from the AWS secret manager dynamically.

Here is the example given in Python programming language which would Demonstrate how you can manage a secret version by using the AWS secret manager and Boto3:-

Import boto3
Import json
# Initialize AWS Secrets Manager client
Secrets_manager = boto3.client(‘secretsmanager’)
Def create_or_update_secret(secret_name, secret_value, description, tags=None):
    Try:
        # Check if the secret already exists
        Secret_metadata = secrets_manager.describe_secret(SecretId=secret_name)
        Secret_arn = secret_metadata[‘ARN’]
        # Update the existing secret with a new version
        Response = secrets_manager.put_secret_value(
            SecretId=secret_name,
            SecretString=secret_value
        )
        Print(f”Secret ‘{secret_name}’ updated with new version.”)
        Return secret_arn
    Except secrets_manager.exceptions.ResourceNotFoundException:
        # Create a new secret if it doesn’t exist
        Response = secrets_manager.create_secret(
            Name=secret_name,
            Description=description,
            SecretString=secret_value,
            Tags=tags,
            AutomaticRotationEnabled=True # Enable automatic rotation
        )
        Print(f”Secret ‘{secret_name}’ created with initial version.”)
        Return response[‘ARN’]
Def retrieve_latest_secret_value(secret_name):
    # Get the secret value of the latest version
    Secret_metadata = secrets_manager.describe_secret(SecretId=secret_name)
    Latest_version_id = secret_metadata[‘VersionIdsToStages’][‘AWSCURRENT’]
    Secret_value = secrets_manager.get_secret_value(SecretId=secret_name, VersionId=latest_version_id)[‘SecretString’]
    Return secret_value
# Example usage
If __name__ == ‘__main__’:
    # Define secret details
    Secret_name = ‘MySecret’
    Secret_value = ‘{“api_key”: “supersecretapikey”}’
    Description = ‘My secret for API keys’
    Tags = [{‘Key’: ‘Environment’, ‘Value’: ‘Production’}]
    # Create or update the secret
    Secret_arn = create_or_update_secret(secret_name, secret_value, description, tags)
    # Retrieve the latest secret value
    Latest_secret_value = retrieve_latest_secret_value(secret_name)
    Print(“Latest Secret Value:”, latest_secret_value)
Here is the same example given by using the java programming language:-
Import software.amazon.awssdk.auth.credentials.DefaultCredentialsProvider;
Import software.amazon.awssdk.regions.Region;
Import software.amazon.awssdk.services.secretsmanager.SecretsManagerClient;
Import software.amazon.awssdk.services.secretsmanager.model.CreateSecretRequest;
Import software.amazon.awssdk.services.secretsmanager.model.DescribeSecretResponse;
Import software.amazon.awssdk.services.secretsmanager.model.GetSecretValueRequest;
Import software.amazon.awssdk.services.secretsmanager.model.GetSecretValueResponse;
Import software.amazon.awssdk.services.secretsmanager.model.SecretsManagerException;
Import software.amazon.awssdk.services.secretsmanager.model.UpdateSecretRequest;
Import java.util.Base64;
Public class SecretsManagerExample {
    Public static void main(String[] args) {
        // Initialize Secrets Manager client
        SecretsManagerClient secretsManager = SecretsManagerClient.builder()
                .region(Region.US_EAST_1)
                .credentialsProvider(DefaultCredentialsProvider.create())
                .build();
        // Define secret details
        String secretName = “MySecret”;
        String secretValue = “{”api_key”: ”supersecretapikey”}”;
        String description = “My secret for API keys”;
        Try {
            // Check if the secret already exists
            DescribeSecretResponse secretMetadata = secretsManager.describeSecret(
                    Request -> request.secretId(secretName)
            );
            // Update the existing secret with a new version if it exists
            UpdateSecretRequest updateRequest = UpdateSecretRequest.builder()
                    .secretId(secretName)
                    .secretString(secretValue)
                    .build();
            secretsManager.updateSecret(updateRequest);
            System.out.println(“Secret ‘” + secretName + “’ updated with new version.”);
        } catch (SecretsManagerException e) {
            // Create a new secret if it doesn’t exist
            CreateSecretRequest createRequest = CreateSecretRequest.builder()
                    .name(secretName)
                    .description(description)
                    .secretString(secretValue)
                    .automaticRotationEnabled(true) // Enable automatic rotation
                    .build();
            secretsManager.createSecret(createRequest);
            System.out.println(“Secret ‘” + secretName + “’ created with initial version.”);
        }
        // Retrieve the latest secret value
        GetSecretValueRequest getValueRequest = GetSecretValueRequest.builder()
                .secretId(secretName)
                .build();
        GetSecretValueResponse getValueResponse = secretsManager.getSecretValue(getValueRequest);
        String latestSecretValue = getValueResponse.secretString();
        System.out.println(“Latest Secret Value: “ + latestSecretValue);
    }
}

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