Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →

instance method

OpenSSL::PKey::RSA#public_key

() -> self

rsa.public_key → rsanew

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

# File tmp/rubies/ruby-4.1.0-preview1/ext/openssl/lib/openssl/pkey.rb, line 353
def public_key
  OpenSSL::PKey.read(public_to_der)
end

Returns a new RSA instance that carries just the public key components.

This method is provided for backwards compatibility. In most cases, there is no need to call this method.

For the purpose of serializing the public key, to PEM or DER encoding of X.509 SubjectPublicKeyInfo format, check PKey#public_to_pem and PKey#public_to_der.

See also #public_encrypt #set_crt_params #public_decrypt #set_factors also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0