Learn SQL window functions for data analysis, including RANK, ROW_NUMBER, LAG, LEAD and running totals with practical business examples.
SQL Window Functions for Data Analysts: RANK, LAG and Running Totals Explained Read More »
Plan cloud disaster recovery with clear RTO and RPO targets, tested backups, failover patterns, runbooks and recovery exercises.
Cloud Disaster Recovery Guide: RTO, RPO, Backups and Failover Read More »
Learn major cloud migration strategies, how to assess application dependencies and how to choose between rehost, replatform, refactor and retire.
Cloud Migration Strategies Explained: Rehost, Replatform, Refactor and More Read More »
Compare hybrid cloud and multi-cloud architecture, including benefits, challenges, use cases and the skills cloud professionals need.
Hybrid Cloud vs Multi-Cloud: Architecture, Use Cases and Career Skills Read More »
Learn cloud networking fundamentals including VPCs, CIDR ranges, public and private subnets, routing, gateways and security controls.
Cloud Networking Fundamentals: VPCs, Subnets, Routing and Security Groups Read More »
Understand the cloud shared responsibility model and how security duties differ across IaaS, PaaS and SaaS on AWS, Azure and GCP.
Cloud Shared Responsibility Model: Security Duties Across AWS, Azure and GCP Read More »
A beginner roadmap for cyber security in cloud and AI projects, covering identity, access, logs, privacy, secure development and portfolio practice.
Cyber Security for Cloud and AI: A Beginner Security Roadmap Read More »
Plan a safe cybersecurity home lab with isolated systems, fictional data and clear scope. Practise log analysis, access reviews and portfolio documentation.
Cyber Security Home Lab: Safe Setup and First Projects Read More »
Practise incident response with a fictional suspicious-login case. Record evidence, escalation, containment decisions, recovery checks and lessons learned.
Cyber Security Incident Response: A Beginner Tabletop Exercise Read More »
Learn authentication, authorization and least privilege with a fictional access-review exercise. Check roles, MFA, stale accounts and verification evidence.
Cyber Security Access Control: Roles, MFA and Account Reviews Read More »
