OpenSSL::PKey

new(pkey : Pointer(LibCrypto::EvpPKey), is_private : Bool)

new(encoded : String, passphrase = nil, is_private = true)

new(io : IO, passphrase = nil, is_private = true)

new(size : Int32)

new(is_private)

sign(digest, data)

to_der(io)

to_pem(io : IO, cipher : OpenSSL::Cipher | Nil = nil, passphrase = nil)

to_pem(cipher : OpenSSL::Cipher, passphrase)

verify(digest, signature, data)