<p>This article describes how to create keys automatically.</p> <p><strong>Restriction</strong></p> <p>1．Key pairs (2048-bit keys) can only be created for Linux instances</p> <p>2．The public key is kept by Ping An Cloud, and the private one is kept by the user. The key pairs can only be downloaded for once. Keep the key pair properly. To download the keys again, you need to unbind them from the ECS instance to generate a new pair.</p> <p><strong>Procedures</strong></p> <p>1．Log in to the<a href="#https://yun.pingan.com/console/ecs/overview" target="_blank"> ECS Console</a>.</p> <p>2．In the left navigation pane, click <strong>Keys</strong> to enter the <strong>Keys</strong> page.</p> <p>3．Select the target region, and in the upper-right corner click <strong>Create</strong>.</p> <p>4．On the <strong>Create Key</strong> page that opens, create a key pair as described in the following table.</p> <table border="1" cellpadding="0" cellspacing="0"> <tbody> <tr> <td style="background-color:#ededed; vertical-align:top"> <p><strong>Configuration item</strong></p> </td> <td style="background-color:#ededed; vertical-align:top"> <p><strong>Description</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Description</p> </td> <td style="vertical-align:top"> <p>Enter description information, and it can contain a maximum of 128 characters consisting of Chinese, English letters, spaces, digits, at signs (@), underlines (_), and dashes (-).</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Create way</p> </td> <td style="vertical-align:top"> <p>Please select AUTO.</p> </td> </tr> </tbody> </table> <p>5．Click <strong>Confirm</strong>.</p> <p><strong>Note:</strong></p> <ul> <li>The name of the key pair is automatically generated, and you can enter the description for the keys.</li> <li>Clicking <strong>Confirm</strong>, the private key is downloaded immediately to the local and will not be kept by Ping An Cloud. The private key cannot be downloaded again, Keep it properly.</li> </ul> <p><strong>Result</strong></p> <p>Upon creation, you can view the keys just created in the list on the <strong>Keys</strong> page.</p>