| X.509 | |
| ===== | |
| X.509 is an ITU-T standard for a `public key infrastructure`_. X.509v3 is | |
| defined in :rfc:`5280` (which obsoletes :rfc:`2459` and :rfc:`3280`). X.509 | |
| certificates are commonly used in protocols like `TLS`_. | |
| .. toctree:: | |
| :maxdepth: 2 | |
| tutorial | |
| certificate-transparency | |
| ocsp | |
| reference | |
| .. _`public key infrastructure`: https://en.wikipedia.org/wiki/Public_key_infrastructure | |
| .. _`TLS`: https://en.wikipedia.org/wiki/Transport_Layer_Security |