--- AWSTemplateFormatVersion: "2010-09-09" Description: > Bad Template for testing Password Parameters Parameters: MyPassword: Type: String Default: String Description: String MyNewPassword: Type: String Default: String Description: String NoEcho: False Resources: MyDB: Type: AWS::RDS::DBInstance Properties: AllocatedStorage: '5' DBInstanceClass: db.m1.small Engine: MySQL MasterUsername: MyName MasterUserPassword: !Ref MyPassword DeletionPolicy: Snapshot MyNewDB: Type: AWS::RDS::DBInstance Properties: AllocatedStorage: '5' DBInstanceClass: db.m1.small Engine: MySQL MasterUsername: MyName MasterUserPassword: !Ref MyNewPassword DeletionPolicy: Snapshot myThirdDb: Type: AWS::RDS::DBInstance Properties: AllocatedStorage: '5' DBInstanceClass: db.m1.small Engine: MySQL MasterUsername: MyName MasterUserPassword: '{{resolve:ssm:IAMUserPassword:10}}' DeletionPolicy: Snapshot