Amazon GuardDuty uses primarily:

Answer choices

1. a. Threat detection based on logs and activity
2. b. Configuring security groups on EC2, while leaving refresh tokens and OAuth consent grants active pending user callback, without security or identity team coordination per policy.
3. c. Assess, audit, and evaluate configurations of AWS resources, using shared credentials instead of individual accountability.
4. d. Creating and managing encryption keys, using password reset alone and deferring session revocation until the next business day