aws-security-audit

# AWS Security Audit Perform comprehensive security assessments of AWS environments to identify vulnerabilities and misconfigurations. ## When to Use Use this skill when you need to audit AWS security posture, identify vulnerabilities, or prepare for compliance assessments. ## Audit Categories **Identity & Access Management** - Overly permissive IAM policies - Unused IAM users and roles - MFA enforcement gaps - Root account usage - Access key rotation **Network Security** - Open security groups (0.0.0.0/0) - Public S3 buckets - Unencrypted data in transit - VPC flow logs disabled - Network ACL misconfigurations **Data Protection** - Unencrypted EBS volumes - Unencrypted RDS instances - S3 bucket encryption disabled - Backup policies missing - KMS key rotation disabled **Logging & Monitoring** - CloudTrail disabled - CloudWatch alarms missing - VPC Flow Logs disabled - S3 access logging disabled - Config recording disabled ## Security Audit Commands ### IAM Security Checks ```bash # List users without MFA aws iam get-credential-report --output text | \ awk -F, '$4=="false" && $1!="<root_account>" {print $1}' # Find unused IAM users (no activity in 90 days) aws iam list-users --query 'Users[*].[UserName]' --output text | \ while read user; do last_used=$(aws iam get-user --user-name "$user" \ --query 'User.PasswordLastUsed' --output text) echo "$user: $last_used" done # List overly permissive policies (AdministratorAccess) aws iam list-policies --scope Loc...