SSL Certificate: pen.go.kr
đĸ Valid Certificate
| Common Name | *.pen.go.kr |
|---|---|
| Organization | Busan Metropolitan City office of Education |
| Issuer | Sectigo Limited |
| Issuer CN | Sectigo RSA Organization Validation Secure Server CA |
| Valid From | Feb 26 00:00:00 2026 GMT |
| Valid Until | Mar 29 23:59:59 2027 GMT (359 days left) |
| Serial Number | D5052686905680D48A82AC96C5B0C168 |
đ Subject Alternative Names (2)
âšī¸ About SSL Certificates
SSL (Secure Sockets Layer) certificates encrypt data between your browser and pen.go.kr's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real Pen website.
Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.
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