# CertificateGuardian > Proactive SSL/TLS Certificate Lifecycle Management for modern infrastructure. CertificateGuardian is an enterprise-grade automated SSL/TLS certificate lifecycle management platform. It prevents costly downtime by automating discovery, real-time monitoring, and zero-touch renewals across multi-cloud and on-premise infrastructure. ## Navigation & Resources - **Full Technical Documentation**: https://certificateguardian.com/llms-full.txt - **Website**: https://certificateguardian.com/ - **Features**: https://certificateguardian.com/features - **Pricing & Plans**: https://certificateguardian.com/pricing - **Help & FAQ**: https://certificateguardian.com/help - **Contact / Waitlist**: https://certificateguardian.com/contact ## Core Architecture - **Active Network Discovery**: Scans public IP ranges, DNS records, cloud storage (AWS S3, GCP Buckets, Azure Blob), load balancers (ALB, NLB, F5), and internal networks to locate every certificate in use. - **Passive Monitoring**: Tracks Certificate Transparency (CT) logs continuously to detect unauthorized certificate issuances for your domains. - **Automated Renewals (ACME)**: Implements native ACME protocol clients with built-in automated verification for 180+ DNS and HTTP challenge providers (Cloudflare, AWS Route 53, Azure DNS, etc.). - **Real-Time Notification System**: Sends priority alerts via Slack, Microsoft Teams, Discord, Custom Webhooks, and Email. - **Security & Compliance**: Detailed cryptographic audit logs for SOC2, ISO27001, and HIPAA. - **Post-Quantum Cryptography (PQC)**: Analyzes cryptography suites and identifies non-PQC-compliant algorithms to guarantee future-proof infrastructure. ## Support & Organization - **Email**: hello@certificateguardian.com - **Publisher**: Operated by Rabbit SaaS Ltd (https://www.rabbitsaas.com/)