SSL Certificate Checker
Instantly verify the details, validity, and trust chain of any SSL certificate.
Verify Domain
Enter the domain name (e.g., google.com) to check the SSL certificate.
What is an SSL/TLS Certificate?
Whenever you see a padlock next to a website's address, you're seeing an SSL/TLS certificate in action. It's a small data file that cryptographically links a key to an organization's information.
- Authentication: Proves that the website you're visiting is truly who it says it is.
- Encryption: Encrypts all data exchanged, preventing third parties from reading sensitive information.
Frequently Asked Questions (FAQ)
What is the chain of trust?
The chain of trust is a sequence of certificates that connects your website's certificate to a trusted root certificate. Your browser trusts a set of pre-installed root certificates.
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