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Cloud Journal

Security Fundamentals

Checklist of hardening steps applied to a newly provisioned cloud server
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…

5 min read
Layered diagram showing platform firewall, subnet filter, host firewall and application filtering
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…

6 min read
A hardware security key and authenticator app protecting a cloud account sign in
Security Fundamentals

Multi-Factor Authentication for Cloud Accounts

One console login can reach every server, database and backup you own. This guide ranks the second factor types by…

6 min read
Application credentials being issued, stored, rotated and revoked through a managed secret store
Security Fundamentals

Managing API Keys and Secrets in Cloud Projects

Credentials have a lifecycle, and most teams have gaps at rotation and revocation. This guide compares storage options, covers safe…

6 min read
An ACME client renewing a TLS certificate for a cloud hosted website
Security Fundamentals

TLS Certificates for Cloud Servers with Let's Encrypt

A certificate proves domain control and nothing more, which is why issuing one can be automated. This guide covers ACME…

6 min read
Attack traffic being filtered at a provider edge before reaching cloud origin servers
Security Fundamentals

DDoS Protection Across Cloud Providers

Denial of service is three different problems wearing one name. This guide separates volumetric, protocol and application attacks, compares what…

6 min read
Compliance controls divided between a cloud provider and the customer account
Security Fundamentals

Cloud Compliance Basics: SOC 2, ISO 27001, HIPAA and GDPR

A provider's compliance page covers their operations, not your configuration. This orientation explains how SOC 2, ISO 27001, HIPAA and…

6 min read
Data encrypted on cloud storage and over the network with keys held in a key management service
Security Fundamentals

Encryption at Rest and in Transit

The two phrases are quoted together and defend against different things. This guide separates the threats, explains key custody and…

6 min read
Cloud account activity records being delivered to a tamper evident central log archive
Security Fundamentals

Audit Logging in the Cloud: CloudTrail, Activity Logs and Beyond

Audit logs are the only thing that answers what happened, when, and under whose identity. This guide covers control plane…

6 min read