2、打開(kāi)puttygen.exe,點(diǎn)擊按鈕Generate,并在空白處隨意移動(dòng)鼠標(biāo)以便產(chǎn)生隨機(jī)數(shù)據(jù)。保持各項(xiàng)參數(shù)默認(rèn),點(diǎn)擊按鈕Save private key,會(huì)提醒“Are you sre you want to save this key without a passphrase to protect it ?”,可以不需要密碼保護(hù),點(diǎn)擊是即可。