infrastructure-security
Safeguard articles tagged "infrastructure-security" — guides, analysis, and best practices for software supply chain and application security.
27 articles
What is Configuration Drift
Configuration drift silently pulls live systems away from their secure baseline — and it's behind some of the largest cloud data exposures on record.
What is GitOps Security
GitOps turns your Git repo into the source of truth for production, so one bad commit or stolen credential can mean a full cluster takeover.
Public key infrastructure (PKI)
What is PKI? A precise breakdown of public key infrastructure, the PKI certificate chain, root and intermediate CAs, and how trust hierarchies can break.
How to harden a Linux server
A step-by-step guide to harden Linux server security: SSH hardening, firewalls, patching, CIS benchmark alignment, and verification for production systems.
How to scan Terraform for misconfigurations with Checkov
A hands-on guide to running Checkov against Terraform, triaging findings, writing custom policies, and blocking IaC misconfigurations before they merge.
How to encrypt a Terraform state file
A step-by-step guide to encrypting a Terraform state file using an S3 backend, KMS keys, and IAM controls to keep infrastructure secrets safe.
How to configure DNSSEC
A practical, command-by-command guide to configure DNSSEC on managed and self-hosted DNS, verify the chain of trust, and prevent DNS spoofing across your supply chain.
Securing ML Model Serving Infrastructure
Model serving infrastructure is a growing attack surface that most security teams overlook. From model poisoning to inference API abuse, here are the risks and how to address them.
Message Queue Security: Hardening Kafka, RabbitMQ, and Event Brokers
Message queues are the nervous system of modern architectures. A compromised broker can intercept, modify, or inject messages across your entire system. Here is how to lock them down.
Load Balancer Security Considerations for Modern Architectures
Load balancers terminate TLS, distribute traffic, and make routing decisions. Their security configuration affects every service behind them.
SSH Key Management for Organizations: Beyond the Basics
SSH keys provide access to your most critical infrastructure. Most organizations manage them poorly. Here is how to do it right.
DNS Security and Software Distribution: The Foundation Nobody Secures
Every software download, package install, and API call starts with a DNS query. DNS compromise redirects your supply chain at the most fundamental level — and most organizations have no visibility.