End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

OpenSSL::PKey::RSA.generate

RSA.generate(size, exponent = 65537) → RSA

ext/openssl/lib/openssl/pkey.rb View on GitHub ↗

# File tmp/rubies/ruby-3.2.0/ext/openssl/lib/openssl/pkey.rb, line 343
def generate(size, exp = 0x10001, &blk)
  OpenSSL::PKey.generate_key("RSA", {
    "rsa_keygen_bits" => size,
    "rsa_keygen_pubexp" => exp,
  }, &blk)
end

Generates an RSA keypair.