Knowledge Hub

Practitioner-grade cybersecurity content

Technical playbooks, war stories, and how-to-think guides — written by practitioners, anchored to the Indian context.

Want structured, step-by-step learning instead? Explore the Academy (guided courses) or the AI security hub.

Latest articles

Most recent practitioner playbooks across every track. Filter by topic in the sidebar, or use search.

Academy

Load Balancers, Reverse Proxies, and the L7 Stack

A load balancer distributes traffic across backend servers. A reverse proxy sits in front of backend servers, terminating client connections, often inspecting…

Apr 27, 2026 · 11 min read
Academy

Network Segmentation — VLANs, VRFs, Microsegmentation, and the Tiers Auditors Actually Look For

Segmentation is splitting your network into zones with controlled traffic between them. Done well it slows lateral movement, reduces blast radius, and…

Apr 27, 2026 · 11 min read
Academy

NAT, PAT, and the IPv4 Internet’s Duct Tape

Network Address Translation maps private IPv4 addresses to public ones, allowing many devices to share a single public IP. PAT (Port Address…

Apr 27, 2026 · 10 min read
Academy

TLS 1.3 — Inside the Handshake, Byte by Byte

TLS 1.3 (RFC 8446) is the modern transport-security protocol every browser, API, and increasingly every database now speaks. Compared to TLS 1.2…

Apr 27, 2026 · 10 min read
Academy

DNS — From Resolution to Tunneling, Cache Poisoning, and DoH-Driven Bypass

DNS is unauthenticated, mostly unencrypted, and the precondition for every connection on the Internet. This module walks through how a query actually…

Apr 27, 2026 · 11 min read
News

CrowdStrike Falcon Outage July 2024 — How a Channel-File Update Broke 8.5 Million Windows Machines: Root Cause & Lessons

A CrowdStrike Falcon Sensor channel-file update caused approximately 8.5 million Windows machines worldwide to crash into Blue Screen of Death loops, grounding…

Apr 27, 2026 · 17 min read
News

MOVEit Transfer Cl0p Campaign 2023 — How a SQL Injection in a File-Transfer Tool Hit 2,700 Organisations: Anatomy of a Modern Supply-Chain Breach

A pre-authentication SQL injection zero-day in Progress Software's MOVEit Transfer enabled the Cl0p ransomware affiliate group to exfiltrate data from over 2,700…

Apr 26, 2026 · 14 min read
Academy

Application Security Programme and WAF Tuning

Building an AppSec programme that scales — maturity ladder, security champions, CI/CD security pipeline, tooling baseline, metrics, bug bounty, threat modelling integration.

Apr 26, 2026 · 5 min read
Academy

Secure Coding Across Languages

Language-specific secure-coding patterns — Python, Node/TS, Java, Go, Rust, PHP. Common pitfalls, safe alternatives, crypto patterns, dependency scanning.

Apr 26, 2026 · 6 min read
Academy

Reverse Engineering and Malware Analysis

Static and dynamic RE workflow, Ghidra/IDA/Binary Ninja, packers, anti-analysis bypass, sandbox setup, YARA-rule writing — turning unknown binaries into hunting queries.

Apr 26, 2026 · 5 min read
1 54 55 56 57 58 91