The AWS Certified Security – Specialty (SCS-C03) exam tests your skills in securing AWS environments. It is designed for security professionals looking to validate their expertise in AWS security.
Which AWS service can automatically refresh SSL certificates?
AAWS Certificate Manager
BAmazon CloudFront
CAWS Key Management Service
DAmazon Route 53
Explanation
AWS Certificate Manager automates SSL certificate management, whereas others do not focus on certificate refresh.
Q482
A company needs to prevent data loss in S3 due to accidental deletions. What should they enable?
AS3 Transfer Acceleration
BS3 Versioning
CS3 Object Lifecycle Policies
DS3 Cross-Region Replication
Explanation
S3 Versioning retains all versions of an object, preventing loss, whereas the others do not provide maximum protection against deletions.
Q483
You are configuring IAM policies. What happens when a user’s permissions are defined by conflicting policies?
AThe most permissive policy wins
BAccess is denied due to conflict
CAccess is granted by default
DA new merged policy is created
Explanation
When there are conflicting permissions, access is denied until clarified, as IAM policies default to deny in conflicts.
Q484
Which service simplifies managing encryption keys for AWS resources?
AAWS Key Management Service
BAmazon RDS
CAWS CloudTrail
DAmazon SNS
Explanation
AWS Key Management Service (KMS) is designed for managing encryption keys, while the others serve different purposes.
Q485
A company needs to ensure that EC2 instances cannot be accessed via the internet. What configuration should they implement?
AUse Public IPs for EC2
BCreate a VPC with no Internet Gateway
CConfigure EC2 Security Group rules
DAttach an Elastic IP to instances
Explanation
Creating a VPC without an Internet Gateway ensures no internet access, whereas the other options would allow some form of external access.
Q486
What happens when you revoke permissions from an IAM user but they have active sessions from a previously granted policy?
AImmediate access revocation
BAccess remains until session duration ends
CPermissions are deleted in seconds
DUser cannot log in anymore
Explanation
Revocation does not affect active sessions until their duration expires; the user retains access until then, unlike immediate revocation depicted in other options.