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AI vs Real DevOps: What Actually Works
A practical decision matrix for AI in DevOps. Which tasks benefit from AI (IaC scaffolding, log parsing, YAML generation) and…
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7 Times AI Gave the Wrong Answer (with Proof)
Seven real examples of AI coding assistants producing wrong infrastructure code, with the exact prompts, wrong outputs, terminal proof, and…
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The Hidden Risks of AI-Generated Code
AI-generated code contains 2.74x more vulnerabilities than human-written code. From slopsquatting supply chain attacks to Dockerfiles running as root, these…
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Securing SSH Access for Production Validators
How VolgaChain hardened SSH access across 8 blockchain validator nodes using a bastion host, Ed25519 keys, TOTP two-factor authentication, fail2ban,…
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Backup and Restore Strategies for Blockchain Nodes
SaharaLedger redesigned their blockchain backup strategy after a storage controller failure left two peer nodes offline for 6 hours. This…
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Monitoring Resource Usage with Prometheus Node Exporter
How CaspianTrade built a complete monitoring stack using Prometheus Node Exporter across 32 blockchain hosts in three data centers, with…
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Running Blockchain Nodes as Systemd Services
MeridianChain eliminated 47 minutes of monthly unplanned downtime by converting Hyperledger Fabric nodes to systemd services with dependency ordering, auto-restart,…
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Building an SDP Gateway with OpenZiti on Ubuntu Part 2: Services, Policies, and Client Enrollment
Create PostgreSQL and admin dashboard services on the OpenZiti overlay, define identity-based dial and bind policies, enroll the first remote…
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Building an SDP Gateway with OpenZiti on Ubuntu Part 1: Architecture and Installation
KryptoLedger AG had a VPN credential theft that led to full network compromise. This article deploys OpenZiti on Ubuntu 24.04,…