Tag: monitoring
All PKI knowledge base pages tagged with "monitoring".
- Certificate Monitoring & Alerting: Prevent Expiry Outages Before They Happen — Monitor certificate health beyond just expiry dates. Prometheus metrics, chain validation alerts, deployment lag tracking, and alert routing that prevented $1M+ outages at LinkedIn and Microsoft.
- Rate Limiting Commands & Usage — Avoid hitting Let's Encrypt rate limits: certbot --dry-run, staging workflows, CT log monitoring, and renewal commands that preserve your weekly quota.
- Version Check Tools Commands & Usage — Use certbot --version, snap list certbot, and pip show certbot to verify ACME client versions across installation methods. This reference covers the commands and scripts operations teams use to audit versions and enforce minimum 4.1.0 for ARI support across the fleet.
- Version Check Tools Overview — Audit ACME client versions across your infrastructure. Ensure ACMEv2 (0.31.0+) and ARI (4.1.0+) compliance before outdated clients cause certificate renewal failures