Storage & Data
Object Storage Explained: S3, Blob, GCS and S3-Compatible Options
Object storage keeps whole files as immutable blobs addressed by key. This guide explains the bucket and key model, compares…
Cloud Journal
Cloud Journal
Practical, provider-accurate writing on cloud infrastructure, developer workflows, security fundamentals and the decisions behind choosing a cloud.
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Storage & Data
Infrastructure & Networking
Cloud Load Balancers Explained: Layer 4 vs Layer 7
Almost every cloud load balancer is one of two things: a connection forwarder that never reads your traffic, or a…
Infrastructure & Networking
Dedicated Servers vs Cloud VMs: When Bare Metal Wins
A cloud VM sells elasticity and a control plane; a dedicated server sells undivided hardware. This guide covers what you…
Storage & Data
Block Storage vs Object Storage: Which Does Your App Need?
Block volumes look like disks and object stores look like APIs, and most applications need both. This guide compares the…
Infrastructure & Networking
IPv6 on Cloud Providers: Support, Setup and Gotchas
IPv6 gets enabled for cost, reachability or architecture, not idealism. This guide covers the /64 convention, what each provider actually…
Storage & Data
Cloud Backup Strategies: Snapshots, Images and Off-Site Copies
Snapshots protect against the failure your provider already handles. This guide sorts cloud backup layers by the disaster each one…
Infrastructure & Networking
Bandwidth Allowances Across Cloud Providers
Cloud providers sell network traffic in three ways: metered from the first byte, an allowance bundled with the instance, or…
DevOps & Automation
Infrastructure as Code: An Introduction with Terraform
Infrastructure as code replaces console clicking with reviewable text files. This introduction explains Terraform's declarative model, why state deserves care,…
Security Fundamentals
Cloud IAM Fundamentals: Users, Roles and Least Privilege
Identity is the perimeter in a cloud account. This guide explains the four IAM building blocks every provider shares, maps…
Security Fundamentals
Securing a New Cloud Server: The First Hour Checklist
New virtual machines are scanned within minutes of getting a public address. This phased walkthrough covers the hardening decisions that…
Security Fundamentals
Cloud Firewalls and Security Groups Explained
Security groups, network security groups, VPC firewall rules and cloud firewalls are the same idea with different names. This guide…
Storage & Data
NVMe Storage on Cloud VMs: What Performance to Expect
NVMe names a protocol, not a speed. This guide separates ephemeral local NVMe from network attached volumes, explains the stacked…