Certificate extensions

• Read: https://knowledge.digicert.com/generalinformation/INFO2824.html

See also

• Certificate, CSR (PKCS10), /etc/letsencrypt/csr/, openssl req, X.509, [.pem, .cer, .csr], Kubernetes CertificateSigningRequest
• Certificate, certificate extensions (.pem, .pfx), CSR, .csr, root certificate, public certificate