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Certificate Format Converter Online


Certificate Format Converter Online-summary

Online certificate format conversion tool, supporting the conversion of certificates in PEM, PKCS12 (PFX), PKCS8, JKS, DER formats. The converted certificate can be downloaded locally.

Certificate Format Converter Online-instructions

Online certificate format conversion tool, supporting the conversion of multiple different SSL certificate formats to each other. Supported formats include PEM, DER, PKCS12, JKS, PKCS8, PKCS1 .

  1. Certificate : Input or open the certificate. For PEM and PKCS8 formats, enter the certificate starting with -----BEGIN CERTIFICATE----- and ending with -----END CERTIFICATE-----. For other formats, input the certificate as a base64 string.
  2. Private Key : Input or open the private key. For PEM, PKCS1 and PKCS8 formats, the private key starting with -----BEGIN [RSA|DSA|EC] PRIVATE KEY----- and ending with -----END [RSA|DSA|EC] PRIVATE KEY-----. For other formats, input the private key as a base64 string.
  3. Input Format : Select the format of the input certificate and private key.
  4. Output Format : Select the format of the output certificate and private key.
  5. Input Password : Password for the input certificate file, with some formats allowed to be empty. If the input password is filled in, at least 6 characters need to be filled in.
  6. Output Password : Password for the output certificate file, with some formats allowed to be empty. If the output password is filled in, at least 6 characters need to be filled in.
  7. Key Password : The key protection password for the output certificate file, allowed to be empty. If a key password is filled in, at least 6 characters are required.
  8. Alias : The alias of the JKS format certificate, allowed to be empty.
  9. This tool has a certain frequency limit, please use this tool reasonably. Anonymous : 6/IP*Hour, Normal user : 6/Hour, VIP : 30/Hour, Senior VIP : 30/Hour.
  10. PEM Format : Store certificates and private keys in the form of base64, with common suffixes of .pem, .crt, .cer, and .key .
  11. DER Format : Store certificates and private keys in binary form, with common extensions of .der, .crt, .cer .
  12. PKCS12(PKCS#12) Format : Store certificates and private keys in binary form, usually containing a protected password, with common extensions of .pfx, .p12 .
  13. JKS Format : It is a certificate repository file used by the Java platform, which stores certificates and private keys, with password protection. Common extensions are .jks, .ks, and .keystore .
  14. PKCS8(PKCS#8) Format : Store private keys with common extensions of .pem and .der .
  15. PKCS1(PKCS#1) Format : Store the public and private keys of the RSA algorithm, with a common extensions of .pem .