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CSR & Private Key Generator

Generate Certificate Signing Request (CSR) and private key for SSL/TLS certificates. Supports RSA and ECDSA keys.

🔐 Security Notice:

  • Private key is generated in your browser session only
  • Never share your private key with anyone
  • Store private.key file securely
  • All processing happens server-side but files are not stored

Primary domain for the certificate

Optional. Separate multiple domains with commas

2-letter code (e.g., ID, US, UK)