protected void engineinitsign(privatekey privatekey) throws invalidkeyexception { cipherparameters param = rsautil.generateprivatekeyparameter((rsaprivatekey) privatekey); signer.init(true, param); }
protected void engineinitverify(publickey publickey) throws invalidkeyexception { cipherparameters param = rsautil.generatepublickeyparameter((rsapublickey) publickey); signer.init(false, param); }