Observability
Kibana Maps and Canvas: geographic maps and presentations
Build maps with Kibana Maps (document, aggregation and choropleth layers, ES|QL) and dynamic presentations with Canvas (elements, Elasticsearch SQL, expre…
Guides & insights
A library for curious minds
Observability
Machine learning in Elastic: anomaly detection and AIOps
Automatically detect abnormal behaviour: anomaly detection jobs, datafeeds, detectors, influencers, alerts, forecasts, log analysis (AIOps) and data frame…
Observability
Decisions, profiles, allowlists and AppSec in CrowdSec
Manage decisions with cscli, adapt block duration and type with profiles, avoid false positives with allowlists and enable the AppSec WAF.
Observability
CrowdSec observability: banned IPs, blocked attacks, Prometheus and Grafana
Monitoring CrowdSec: cscli metrics, banned IPs, detected attacks, volume blocked by bouncers, Prometheus metrics, Grafana, alerts and notifications.
Observability
OpenSearch in production: ISM, backups, security and best practices
Automate the lifecycle with ISM, back up with snapshots, manage roles and size an OpenSearch cluster.
Automation
Terraform in CI/CD: pipelines, plan review, OIDC and GitOps
Automate Terraform: plan pipeline on merge requests and apply after approval, posting the plan as a comment, OIDC federated identities to AWS, Azure and G…
Systems & Linux
Users, groups, sudo and permissions on Linux
Manage Linux accounts (useradd, usermod, passwd, chage), groups, sudo and visudo, rwx and octal permissions, umask, SUID, SGID, sticky bit, ACLs and exten…
DevOps
Organizing DevOps: value streams, teams and a blameless culture
Set up a DevOps organization: value chain and value stream mapping, Team Topologies, « you build it, you run it », platform teams, small batches, feedback…
DevOps
Git for DevOps: branches, code reviews and versions
Organize work with Git in a DevOps approach: trunk-based development or GitFlow, short-lived branches, pull requests and code reviews, branch protection, …
DevOps
Infrastructure as Code and GitOps: Terraform, Ansible and Argo CD
Manage infrastructure as code: declarative or imperative, Terraform (providers, state, plan, modules, drift), Ansible for configuration, immutable infrast…
DevOps
Containers, Kubernetes and cloud native in a DevOps approach
The role of containers and Kubernetes in DevOps: reproducible images, multi-stage Dockerfiles, registries, orchestration, Helm and Kustomize, cloud native…
DevOps
DevSecOps: securing the software supply chain end to end
Integrate security into the DevOps pipeline: shift-left, threat modeling, secret detection, SAST, dependency analysis (SCA), image and IaC scanning, SBOM,…
Learning never stops