Generate your Certificate Authority (rootCA/intCA/Certificate)


Generate Test CA Certificate Provide CN (Hostname)

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Test CA

This application currenlty supports the following Test CA Hierarchy

TestCA Authority

Certificate filename extensions
There are several commonly used filename extensions for X.509 certificates.

  1. .pem – (Privacy-enhanced Electronic Mail) Base64 encoded DER certificate, enclosed between "-----BEGIN CERTIFICATE-----" and "-----END CERTIFICATE-----"
  2. .cer, .crt, .der – usually in binary DER form
  3. .p7b, .p7c – PKCS#7 SignedData structure without data, just certificate(s) or CRL(s)
  4. .p12 – PKCS#12, may contain certificate(s) (public) and private keys (password protected)
  5. .pfx – PFX, predecessor of PKCS#12
  6. PKCS#7 is a standard for signing or encrypting
  7. PKCS#12 evolved from the personal information exchange (PFX) standard and is used to exchange public and private objects in a single file
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