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Ruby Requires Chilkat v11.0.0+

Generate RSA Key and return Base64 PKCS8 Private Key

See more RSA Examples

Demonstrates how to generate a new 2048-bit RSA private key and returns the Base64 encoded PKCS8 representation of the private key.

Chilkat Ruby Downloads

Ruby
require 'chilkat'

success = false

rsa = Chilkat::CkRsa.new()

#  Generate a 2048-bit key.  Chilkat RSA supports
#  key sizes ranging from 512 bits to 8192 bits.
privKey = Chilkat::CkPrivateKey.new()
success = rsa.GenKey(2048,privKey)
if (success == false)
    print rsa.lastErrorText() + "\n";
    exit
end

#  Get the private key in PKCS8 Base64 format
privKeyPkcs8Base64 = privKey.getPkcs8ENC("base64")

#  The key in base64 format will start similar to this:
#  MIIEvAIBADANBgkqhkiG9w0BA...
print privKeyPkcs8Base64 + "\n";