#48 IT Rock #48

IoT Device Risk Heatmaps for Critical Infrastructure Operators Imagine if every vulnerable sensor in your facility glowed red on a map—before it was ever exploited. That’s the promise of IoT risk heatmaps: A visual, dynamic way to track device-level vulnerabilities across the industrial edge. As critical infrastructure sectors—from water treatment to smart grids—digitize operations, they’re also expanding their attack surface. And while firewalls and endpoint security are helpful, they can’t protect what they can’t see. IoT risk heatmaps help operators move from passive defense to proactive visibility—identifying outdated firmware, unsecured protocols, and anomalous behavior at a glance. 📌 Table of Contents Why Traditional Dashboards Aren’t Enough What Makes a Great IoT Risk Heatmap Top Tools and Platforms for Visualizing IoT Risk Use Case: Heatmap Prevents Pump Failure at Smart Utility The Future of Cyber-Physical Risk Mapping One smart water plan...

  Multi-Region Anycast DNS Failover with BGP Tunneling When it comes to building globally resilient DNS systems, traditional unicast infrastructure falls short. That's where Anycast DNS comes in—allowing multiple servers to share the same IP address and respond from the closest location. To further strengthen availability, many organizations implement BGP tunneling for dynamic routing, giving them better control over failover and disaster recovery scenarios. This guide explains how to set up multi-region Anycast DNS with BGP tunneling, boosting fault tolerance and performance at scale. 📌 Table of Contents Why Anycast DNS for Failover? How BGP Tunneling Enhances Flexibility Typical Multi-Region Setup DNS and Routing Tools to Use Best Practices for Routing Resilience 🚀 Why Anycast DNS for Failover? ✔ Provides high availability with automatic rerouting to the nearest healthy node ✔ Reduces DNS resolution time for users around the world ✔ Built-in D...

  Composable Infrastructure for AI/ML Workloads in Small Businesses Small businesses increasingly rely on AI and machine learning to improve operations, customer service, and decision-making. But deploying AI/ML workloads requires flexible and scalable infrastructure—which is where composable infrastructure comes in. This post explores how small teams can adopt composable hardware and software strategies to build powerful yet cost-efficient environments for AI/ML tasks. 🔍 Table of Contents What Is Composable Infrastructure? Benefits for AI/ML Workloads Core Components of a Composable Stack Deployment Models for Small Businesses Use Cases and Optimization Tips 🔧 What Is Composable Infrastructure? Composable infrastructure decouples compute, storage, and network resources into modular building blocks that can be allocated dynamically through software APIs. Rather than overprovisioning for peak loads, teams can assemble just the right mix of resourc...

  How to Build a Personal Cyber Threat Intelligence Dashboard In today’s threat landscape, staying ahead of cyberattacks requires more than antivirus software. A personal cyber threat intelligence (CTI) dashboard gives you real-time visibility into threat actors, malware activity, and emerging vulnerabilities tailored to your environment. This guide walks you through building your own CTI dashboard using open-source tools, threat feeds, and automation frameworks — no enterprise license required. Table of Contents Why Build a Personal CTI Dashboard? Core Components of a CTI Dashboard Where to Get Threat Intelligence Data Step-by-Step: Building Your Dashboard Bonus Features and Enhancements Why Build a Personal CTI Dashboard? • Monitor the threat landscape as it evolves. • Track Indicators of Compromise (IOCs) like IPs, hashes, and domains. • Understand campaigns targeting your sector, country, or OS. • Stay ahead of zero-days and emerging attack t...