Security Group References a Deleted SG: Cleaning Up Stale AWS Rules
Learn how to detect and fix AWS security group rules that reference deleted security groups, why stale rules matter, and how to prevent them with IaC and CI gates.
Practical guides on security, cost, performance, reliability, and operations across AWS, Azure, and GCP.
592 posts — page 11 of 33
Learn how to detect and fix AWS security group rules that reference deleted security groups, why stale rules matter, and how to prevent them with IaC and CI gates.
Defender for Cloud alerts are useless if no one is notified. Learn why a missing security contact email matters and how to fix it with CLI, Bicep, and policy.
Learn why GCP Cloud SQL instances without automatic failover risk outages, and how to enable regional high availability with gcloud, Terraform, and policy-as-code.
Learn why an Azure Key Vault firewall set to Deny breaks platform services when the trusted Microsoft services bypass is off, and how to fix it safely.
Learn why CloudTrail log delivery fails, how to diagnose the S3 bucket policy or KMS cause, and how to fix and prevent silent audit logging gaps on AWS.
Azure SQL Servers that allow TLS 1.0 or 1.1 expose data in transit to downgrade attacks. Learn how to enforce a minimum TLS 1.2 with CLI, Bicep, and Azure Policy.
Learn why blocking S3 bucket policies isn't enough and how missing BlockPublicAcls and IgnorePublicAcls settings leave your data exposed, plus step-by-step fixes.
Learn why running an AWS Elasticsearch or OpenSearch domain outside a VPC is risky, and how to migrate to VPC access with CLI, Terraform, and policy gates.
Azure Load Balancers with no diagnostic settings discard health and SNAT metrics. Learn the risks and how to fix it with CLI, Terraform, and Azure Policy.
Unattached Azure managed disks waste money and hold leftover data. Learn how to find, snapshot, and delete orphaned disks, plus prevent them with policy.
Learn what the Lambda Not in VPC check catches, why it matters for private resource access and network control, and how to fix it safely with CLI and Terraform.
Learn why missing a CloudWatch alarm for IAM policy changes (CIS 3.4) is risky, and how to fix it with CLI and Terraform examples plus prevention tips.
Learn why exposing SaltStack ports 4505/4506 to the internet on GCP is a critical RCE risk, and how to fix and prevent it with CLI, Terraform, and policy as code.
An empty AWS Auto Scaling group can mean a silent outage or a broken launch template. Learn how to investigate, fix, and prevent zero-capacity ASGs.
Learn why a Redshift cluster on deprecated EC2-Classic networking is a risk and how to migrate it into a VPC with snapshots, CLI steps, and policy-as-code.
The GKE Kubernetes web dashboard add-on is deprecated and a known attack vector. Learn why to disable it and how to fix it with gcloud, Terraform, and policy.
Learn why GKE clusters with public worker nodes expand your attack surface, and how to enable private nodes with gcloud, Terraform, and policy-as-code.
Learn why Azure VM boot diagnostics matters for incident response, how to enable it via CLI, portal, and Terraform, and how to enforce it with policy.