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CertObserver vs GitGuardian

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

CertObserver compared with GitGuardian
DetailCertObserverGitGuardian
What it doesTLS certificate monitoring and inventory Credential Layer Security Platform
StageNot given Established
FoundedNot given 2017
Based inNot given FR
Pricing modelNot given freemium
PricingMonthly subscription plans starting at $9/month for the Small plan, with Medium at $29/month, Large at $59/month, and Max at $99/month. All plans include email and Slack alerts. Not given
Key features
  • Certificate inventory management
  • Certificate Transparency log monitoring
  • TLS endpoint monitoring
  • Expiration alerts
  • Email and Slack notifications
  • Team collaboration with role-based access
  • Optional alerts for certificate issues
  • Internal Secrets Monitoring across code, CI/CD, containers, collaboration tools
  • 550+ secret detectors with live validity checks
  • Public Secrets Monitoring on GitHub including personal repositories
  • Developer Endpoint Protection with ggshield CLI and IDE integrations
  • Automated remediation playbooks with incident routing
  • Non-Human Identity Governance across vaults and cloud IAM
  • Honeytoken for preemptive threat detection
  • Self-hosted deployment available
  • Integration with 50+ tools and platforms
What makes it different
  • Monitors Certificate Transparency logs for new certificates on your domains
  • Validates TLS handshakes across multiple protocols
  • Only platform covering full credential lifecycle: detect, remediate, and prevent
  • Monitors personal GitHub repositories where 80% of corporate leaks originate
  • Covers developer laptops and AI agent environments
  • Number one security app on GitHub Marketplace
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)50 no change since last check77 no change since last check
Trust Flow (Majestic)2531
Citation Flow (Majestic)2553
Referring domains (Majestic)927188

3 details filled in for both companies.

More alternatives to CertObserver More alternatives to GitGuardian

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