Cloud Security
Cloud Fundamentals
Cloud service models, virtualisation and the shared responsibility model.
- 9 notes
- 60 minutes of reading
- Cloud deployment models: public, private, hybrid, community and multi-cloudThe five cloud deployment models, how they differ in ownership, cost and control, and a practical way to choose the right model for a workload. 7 min · Beginner
- Cloud regions, availability zones and edge locationsHow cloud providers organise their infrastructure into regions, availability zones and edge locations, and how to use them for resilience, low latency and data residency. 7 min · Beginner
- Cloud networking basics: VPCs, VNets, subnets, route tables and gatewaysThe building blocks of a cloud virtual network: address space, public and private subnets, route tables, internet and NAT gateways, and how they compare with a traditional network. 8 min · Beginner
- Cloud storage types: object, block and file storageObject, block and file storage in the cloud: how each works, when to use it, storage tiers, durability versus availability, and the main security settings. 7 min · Beginner
- Compute options: virtual machines, containers and serverless comparedA side-by-side look at virtual machines, containers and serverless functions in the cloud: what you manage, cost, scaling, security responsibilities and when to choose each. 8 min · Beginner
- Cloud costs and FinOps: pricing models, tagging, budgets and rightsizingHow cloud pricing works, the FinOps cycle, tagging and budgets for cost visibility, rightsizing and commitment discounts, and the surprises that inflate bills. 8 min · Beginner
- What is cloud computing? IaaS, PaaS and SaaS explainedWhat "the cloud" really is, the three service models with everyday examples, and the main deployment types. 5 min · Basics
- Virtualisation and virtual machines for beginnersHow one physical computer can run many virtual computers, why it matters, and how to use it for your own practice lab. 4 min · Basics
- The cloud shared responsibility modelWho secures what in IaaS, PaaS and SaaS, and the customer-side mistakes behind most cloud breaches. 6 min · Beginner