pod 'RSASwiftGenerator'

import UIKit
import RSASwiftGenerator

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        kRSASwiftGeneratorApplicationTag = "MY.BUNDLE.ID" //setup your id for keychain saving
        kRSASwiftGeneratorKeySize = 2048 //keySize
    // generade new key pair
        RSASwiftGenerator.shared.createSecureKeyPair() { (succes,error) in
            print(succes,error)
        }
        RSASwiftGenerator.shared.keyPairExists() // check keys for exist
        RSASwiftGenerator.shared.getPublicKeyData() // get  Data refference as public key
        RSASwiftGenerator.shared.getPublicKeyReference() // / get SecKey refference for public key
        RSASwiftGenerator.shared.getPrivateKeyReference() // get SecKey refference for private key
        RSASwiftGenerator.shared.deleteSecureKeyPair() { (succes) in
            print(succes)
        }// remove keys from keychain
    }