By default, the Docker daemon socket (/var/run/docker.sock) is a Unix socket accessible only locally. When the Docker daemon needs to be accessible over the network — for remote Docker management, CI/CD pipelines connecting to a remote build host, or Docker Swarm cluster communication — TLS encryption must be configured to prevent man-in-the-middle attacks and unauthorised […]
Secrets and environment variables in Docker containers require careful handling to avoid leaking credentials into image layers, container logs, or environment variable dumps. The most common mistakes are: hardcoding credentials in Dockerfiles (they persist in image layer history forever), passing secrets via –env or –env-file flags (visible in docker inspect output and the process environment), […]
How to Set Up Data Deduplication on Windows Server 2012 R2 Data Deduplication is a Windows Server 2012 R2 role service that reduces storage consumption by identifying and eliminating redundant data patterns across files stored on NTFS volumes. Unlike traditional single-instance storage, the deduplication engine works post-process — it analyses data after it has been […]
How to Configure Volume Shadow Copy Service (VSS) on Windows Server 2012 R2 The Volume Shadow Copy Service (VSS) is a critical component of the Windows Server 2012 R2 data protection framework. It enables the creation of point-in-time, application-consistent snapshots of volumes without interrupting running services or applications. VSS is used by Windows Server Backup, […]
How to Set Up Windows Server Backup on Windows Server 2012 R2 Windows Server Backup (WSB) is the built-in backup solution included with Windows Server 2012 R2. It provides a straightforward mechanism for protecting your server data through full server backups, system state backups, and individual volume or folder backups. While not as feature-rich as […]
How to Audit File System Access on Windows Server 2012 R2 File system auditing on Windows Server 2012 R2 creates a Security event log entry every time a specified file, folder, or registry key is accessed by a user or process. When properly configured, file system auditing provides forensic evidence for data breach investigations, satisfies […]
Prometheus and Grafana are the de facto standard monitoring stack for Kubernetes clusters. Prometheus is a time-series metrics database that scrapes metrics from Kubernetes components (API server, kubelet, etcd) and from applications via HTTP endpoints in a pull-based model. Grafana is a visualisation platform that queries Prometheus and displays metrics as interactive dashboards. The kube-prometheus-stack […]
How to Harden SMB and File Sharing on Windows Server 2012 R2 Server Message Block (SMB) is the protocol behind Windows file sharing, named pipes, and printer sharing—and it has been a primary target for attackers for decades. From EternalBlue (MS17-010) to NTLM relay attacks, SMB vulnerabilities have enabled some of the most devastating network […]
How to Implement AppLocker Policies on Windows Server 2012 R2 AppLocker is a feature introduced in Windows Server 2008 R2 that allows administrators to specify exactly which applications, scripts, Windows Installer files, and DLLs are permitted to run. On Windows Server 2012 R2, AppLocker provides application whitelisting—one of the highest-value security controls available because it […]
How to Configure BitLocker with TPM on Windows Server 2012 R2 Full-disk encryption is one of the most effective controls against data theft from physical access. BitLocker Drive Encryption, combined with a Trusted Platform Module (TPM) 1.2 or 2.0 chip, ensures that a stolen or decommissioned server’s drives cannot be read without the original hardware’s […]
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