A security engineer is responsible for providing secure access to AWS resources for thousands of developer in a company’s corporate identity provider (idp). The developers access a set of AWS services from the corporate premises using IAM credential. Due to the velum of require for provisioning new IAM users, it is taking a long time to grant access permissions. The security engineer receives reports that developer are sharing their IAM credentials with others to avoid provisioning delays. The causes concern about overall security for the security engineer.
Which actions will meet the program requirements that address security?
A . Create an Amazon CloudWatch alarm for AWS CloudTrail Events Create a metric filter to send a notification when me same set of IAM credentials is used by multiple developer
B . Create a federation between AWS and the existing corporate IdP Leverage IAM roles to provide federated access to AWS resources
C . Create a VPN tunnel between the corporate premises and the VPC Allow permissions to all AWS services only if it originates from corporate premises.
D . Create multiple IAM rotes for each IAM user Ensure that users who use the same IAM credentials cannot assume the same IAM role at the same time.
Answer: B