Celebrating 27 Years

Celebrating 27 Years – Announcing the new GeoTrust Horizon® platform. Learn More

SSL Certificate Automation

Save time and avoid unexpected outages by automating your SSL certificates and their renewals.  

Hero Automation Management

SSL certificates are getting shorter. That means more frequent expirations... and more work.

The CA/B Forum's decision to shorten SSL certificate validity to just 47 days (about a month and a half) means you're looking at 8+ manual renewals and installations every single year—per certificate. That’s way more renewals.

Even if you're only managing a handful of certificates, that still adds up to 50-100 renewals a year. That’s more opportunities for a missed renewal to cause downtime.

Certificate lengths will keep dropping until they are just 47 days by 2029. We can probably all agree: you shouldn't have to manually renew certificates this often.

SSL certificates Lifespan Chart

Automation that makes SSL renewals effortless, even with shorter lifespans.

GeoTrust Horizon® helps SMBs save time, prevent outages, and simplify certificate management with secure, automated renewals built for growing teams.

Icon Massive Time Savings

Massive Time Savings

Automated renewals eliminate repetitive manual work—saving hours that would otherwise be spent issuing, validating, and installing certificates.

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Secure By Default

Frequent renewals are handled automatically, ensuring continuous protection, seamless security updates, and fewer opportunities for errors.

Icon Prevents Expensive Outages

Prevents Expensive Outages

GeoTrust Horizon® automation helps avoid missed expirations—the leading cause of certificate-related service disruptions.

Icon Streamlined and Simplified

Streamlined and Simplified

A simple, guided UI streamlines SSL setup across Linux (Apache/Nginx) and Windows (IIS), reducing the burden on small IT teams.

Icon Built for SMBs

Built for SMBs

Avoid overpriced, complex solutions. GeoTrust Horizon® is designed—and priced—to be accessible with no minimums or long-term commitments.

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Visibility and Expert Support

A centralized dashboard gives clear insight into all certificates, while 24/7 support is available when configuration issues arise.

Options for SSL Certificate Automation

GeoTrust offers several certificate automation options to choose from, depending on your
specific needs and environment. 

AutoInstall Icon

AutoInstall SSL®

Included with your GeoTrust SSL certificate

AutoInstall SSL® is the fastest, easiest, and most affordable way to put certificate deployment on autopilot for your Windows & Linux servers. Learn MoreLearn More about AutoInstall SSL


  • Zero Downtime

    SSL renews 28 days before it expires.

  • 100% Automated Lifecycle

    AutoInstall handles installation, renewals, and re-issues automatically.

  • "Click and Done" Setup

    No manual CSRs or configs—the agent handles it all.

  • Built in Error Alerting

    Notifies you if something goes wrong (e.g. a cron job fails).

Supported Environments:

Linux (Apache or NGINX) and Windows (IIS) servers.

ACME Icon

ACME

Included with your GeoTrust SSL certificate

ACME automation handles installation, reissues, and renewals using a standard ACME agent.


  • Total Lifecycle Automation

    Automate all phases from issuance, renewal, revocation, and deployment.

  • Prevents Certificate Outages

    Eliminate the risk of forgotten or expired certificates.

  • Integrates With Many Environments:

    ACME is supported by 50+ popular environments (e.g., cloud platforms, web servers, load balancers, etc.).

Supported Environments:

ACME is supported by 50+ popular environments

Digicert Icon

DigiCert Trust Lifecycle Manager

For organizations with many certificates, this full Certificate Lifecycle Management (CLM) platform lets you discover, deploy, track, and renew every certificate. 


  • Unified CA Agnostic Control

    Manage DigiCert, Microsoft, and third-party certs in one place.

  • Seamless Integration

    Extensive support for modern enterprise systems, protocols (ACME, EST, SCEP), and DevOps workflows (CI/CD, IaC) for dynamic automation.

  • Full Network & Cloud Discovery

    Automatically find and inventory all certificates across servers, network devices, Active Directory, and cloud workloads (containers, Kubernetes).

  • Centralized Governance

    Enforce PKI policies to block weak keys and unauthorized CAs.

  • Proactive Outage Prevention

    Automate cert lifecycle (issuance, renewal, installation) and get prioritized alerts before expiration. 

  • Crypto-Agility for the Future

    Modernize PKI for future needs, including post-quantum crypto.

Supported Environments:

Apache, NGINX, IBM HTTP Server, Apache Tomcat, Microsoft IIS, Kubernetes, Amazon Web Services (AWS), Google Cloud Platform (GCP), and many more. 

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