Cloud Security Architect
Network & Cloud Security · 7+ years
David is a network security engineer and cloud security architect with seven years of experience securing enterprise infrastructure. He holds deep expertise in AWS, Azure, and GCP security architecture, having designed and hardened cloud environments for Fortune 500 companies. His focus is on delivering practical, scalable security solutions that protect businesses without sacrificing performance.
Master firewalls and intrusion detection systems with this complete guide covering NGFW features, IDS vs IPS, open-source tools like pfSense and Snort, WAFs, and firewall rule optimization for 2026.
March 20, 2026
Master cloud security with this comprehensive guide covering AWS, Azure, and GCP security best practices, CSPM tools, multi-cloud security, misconfigurations, and Infrastructure as Code scanning for 2026.
April 4, 2026
Master VPN technology and secure remote access with this complete guide covering WireGuard vs OpenVPN vs IPsec, site-to-site VPNs, SASE architecture, split tunneling, RDP security, and kill switches for 2026.
March 26, 2026
Secure your wireless network with this complete Wi-Fi security guide covering WPA3, rogue access point detection, home and enterprise wireless security, evil twin attacks, and guest network best practices for 2026.
March 29, 2026
Master container security with this complete guide covering Docker security best practices, Kubernetes RBAC, container image scanning, secrets management, service mesh security, and container runtime protection for 2026.
April 1, 2026
pfSense is a free, enterprise-grade firewall platform that handles everything from packet filtering to VPN termination and intrusion detection. This guide walks through the complete setup — from hardware selection through initial configuration, VLAN segmentation, firewall rules, VPN setup, and ongoing hardening.
April 15, 2026
A detailed technical comparison of Snort 3 and Suricata 7 — architecture, multi-threading, rule compatibility, performance benchmarks, protocol support, and which engine fits your deployment in 2026.
April 13, 2026
Web application firewalls block 94 percent of attacks targeting your web apps before they reach your server. This guide covers how WAFs work, compares cloud-based versus on-premise deployment, and walks through configuring rules for OWASP Top 10 protection without breaking legitimate traffic.
April 16, 2026
Most AWS accounts are breached not because of zero-day exploits but because of misconfigurations that take five minutes to fix. This hands-on guide walks you through IAM hardening, VPC architecture, S3 bucket policies, GuardDuty tuning, CloudTrail forensics, and the AWS-native security stack — with real CLI commands and Terraform snippets you can deploy today.
April 22, 2026
Microsoft Defender for Cloud (formerly Azure Security Center) is the unified CSPM and workload protection platform for Azure, multi-cloud, and hybrid environments. This guide covers secure score optimization, Defender plan selection, regulatory compliance configuration, Sentinel integration, and the specific policies and initiatives that harden your Azure subscriptions against real-world attack paths.
April 25, 2026
![CSPM Tools Compared: Best Cloud Security Posture Management Solutions [2026]](/images/sections/network-cloud-security/cloud-security-posture/cspm-tools-compared-best-cloud-security-posture-management-solutions.svg)
Head-to-head comparison of the top CSPM platforms — Wiz, Orca, Prisma Cloud, Lacework, AWS Security Hub, and Microsoft Defender — with real-world pricing, detection capabilities, and deployment guidance for every cloud environment.
April 28, 2026
A practitioner-grade guide to securing multi-cloud environments in 2026. Covers unified IAM, cross-cloud networking, centralized logging, policy-as-code governance, and the tools that actually work when you run workloads across AWS, Azure, and GCP simultaneously.
May 5, 2026
Cloud misconfigurations caused 82 percent of data breaches in 2025 — not zero-day exploits, not sophisticated APTs, but default settings left unchanged and permissions granted too broadly. This guide catalogs the most common and most dangerous misconfiguration types across AWS, Azure, and GCP, shows you exactly how attackers exploit them, and gives you the detection and prevention strategies that actually work.
April 28, 2026
![Infrastructure as Code Security Scanning: Terraform and CloudFormation [2026 Guide]](/images/sections/network-cloud-security/cloud-security-posture/infrastructure-as-code-security-scanning-terraform-and-cloudformation.svg)
Complete guide to IaC security scanning — integrate Checkov, tfsec, KICS, and Snyk into your Terraform and CloudFormation pipelines with pre-commit hooks, CI gates, and policy-as-code enforcement.
May 1, 2026
A head-to-head comparison of WireGuard, OpenVPN, and IPSec covering throughput benchmarks, handshake latency, cryptographic primitives, attack surface, and real-world deployment scenarios. This guide helps you choose the right VPN protocol based on your actual requirements — not marketing claims.
June 8, 2026
A site-to-site VPN connects your office locations into a single private network over the public internet. This guide walks through IPSec tunnel configuration between branch offices, compares hardware VPN appliances versus cloud-based solutions, and covers the routing, failover, and security hardening steps that keep multi-site connections stable and encrypted.
May 28, 2026
SASE converges networking and security into a single cloud-delivered service, eliminating the patchwork of VPN concentrators, on-premises firewalls, and bolt-on zero-trust agents. This guide breaks down the SASE framework with real-world deployment strategies for Zscaler, Palo Alto Prisma, and Cloudflare One, plus migration paths from legacy hub-and-spoke networks.
June 2, 2026
Split tunneling routes some traffic through your VPN while sending the rest directly to the internet — improving performance but introducing security blind spots. This guide covers how split tunneling works at the routing table level, when it is the right choice, when it creates unacceptable risk, and how to configure it safely on every major VPN platform.
June 5, 2026
RDP is the number one initial access vector for ransomware attacks in 2026, accounting for over 50 percent of breaches. This guide covers how to secure Remote Desktop Protocol with MFA, network-level authentication, certificate pinning, and VPN-only access policies that eliminate the most exploited attack surface in enterprise networks.
May 30, 2026
A VPN without a kill switch leaks your real IP address every time the connection drops — even for a fraction of a second. This guide explains how kill switches work at the system level, compares application-level versus system-level implementations, and walks through enabling them on every major VPN provider and operating system.
May 25, 2026
WPA3 replaces the cryptographic weaknesses of WPA2 with stronger key exchange, individualized encryption, and brute-force resistance. Learn the concrete improvements WPA3 brings, how to check your hardware compatibility, and step-by-step instructions for upgrading your home and enterprise networks.
March 10, 2026
Learn how to find unauthorized access points hiding on your network using WIPS, RF scanning, network audits, and open-source tools. Rogue APs are one of the most overlooked wireless security threats in 2026.
June 15, 2026
Your home Wi-Fi router is the front door to every device you own. This 15-step checklist covers every configuration change — from replacing default credentials and enabling WPA3 to disabling WPS and setting up a guest network — that separates a vulnerable network from a hardened one.
June 3, 2026
Deploy WPA3-Enterprise with 802.1X authentication using RADIUS, EAP-TLS certificates, and proper network segmentation. A complete setup guide for securing corporate wireless infrastructure in 2026.
June 6, 2026
Set up a secure guest Wi-Fi network with proper VLAN segmentation, captive portals, bandwidth controls, and client isolation. Protect your internal network while providing visitors reliable internet access.
June 12, 2026
Field-tested Docker hardening guide for 2026. Covers minimal base images, rootless containers, seccomp and AppArmor profiles, Docker Content Trust, build-time security (multi-stage builds, secret handling, layer optimization), runtime protections (read-only filesystems, resource limits, capability dropping), Docker Bench for Security scoring, and a complete CIS Docker Benchmark implementation checklist.
June 15, 2026
Complete Kubernetes security guide for 2026. Covers RBAC design patterns (ClusterRole vs Role, service account hardening, least-privilege bindings), Network Policies (Calico, Cilium, default-deny architectures), Pod Security Standards (Baseline, Restricted, migration from PSP), admission controllers (OPA Gatekeeper, Kyverno), API server hardening, etcd encryption, audit logging, and the CIS Kubernetes Benchmark.
July 5, 2026
A hands-on guide to container image scanning in 2026. Compares Trivy, Grype, Snyk Container, Aqua, and Sysdig across vulnerability detection, SBOM generation, CI/CD integration, and registry scanning — with real pipeline configurations and false positive management strategies.
June 21, 2026
Comprehensive guide to container secrets management in 2026. Deep comparison of HashiCorp Vault (Agent Injector, CSI driver, dynamic secrets), SOPS (encrypted GitOps secrets), Sealed Secrets (Kubernetes-native encryption), External Secrets Operator (multi-cloud), and Kubernetes native secrets with encryption at rest. Covers secret rotation, zero-trust delivery, audit trails, and the architecture patterns that prevent credential leaks in containerized environments.
July 10, 2026
A practitioner guide to container runtime security in 2026. Deep comparison of Falco, Sysdig Secure, Aqua Runtime Protection, and Tetragon — covering syscall monitoring, eBPF-based detection, drift prevention, Kubernetes threat detection rules, and incident response for containerized workloads.
June 30, 2026
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