if (configuration().getBoolOrElse(
"simianarmy.conformity.rule.InstanceInSecurityGroup.enabled", false)) {
String requiredSecurityGroups = configuration().getStr(
"simianarmy.conformity.rule.InstanceInSecurityGroup.requiredSecurityGroups");
if (!StringUtils.isBlank(requiredSecurityGroups)) {
ruleEngine.addRule(new InstanceInSecurityGroup(getAwsCredentialsProvider(),
StringUtils.split(requiredSecurityGroups, ",")));
} else {
LOGGER.info("No required security groups is specified, "
+ "the conformity rule InstanceInSecurityGroup is ignored.");
}