Deny-modifications-to-specific-Amazon-Lambda-functions.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Deny",
            "Action": [
                "lambda:AddPermission",
                "lambda:CreateEventSourceMapping",
                "lambda:CreateFunction",
                "lambda:DeleteEventSourceMapping",
                "lambda:DeleteFunction",
                "lambda:DeleteFunctionConcurrency",
                "lambda:PutFunctionConcurrency",
                "lambda:RemovePermission",
                "lambda:UpdateEventSourceMapping",
                "lambda:UpdateFunctionCode",
                "lambda:UpdateFunctionConfiguration"
            ],
            "Resource": "arn:aws:lambda:*:*:function:[INFRASTRUCTURE_AUTOMATION_PREFIX]",
            "Condition": {
                "ArnNotLike": {
                    "aws:PrincipalArn": "arn:aws:iam::${Account}:role/[PRIVILEGED_ROLE]"
                }
            }
        }
    ]
}