<p>This article describes how to delete a whitelist.</p> <p><span style="font-size:18px"><strong>Overview</strong></span></p> <p>If you do not expect an ECS of a network segment to access RDS MySQL instances via MySQL client, you can delete the whitelist to improve the access security of RDS MySQL service.</p> <p>A general instance, remote disaster recovery instance, and read-only instance support deleting a whitelist.</p> <p><span style="font-size:18px"><strong>Prerequisites</strong></span></p> <p>You have successfully created a whitelist. For more information, see <a href="http://pinganyun.com/ssr/help/database/RDS/User_Guide_RDS_MySQL.Security_Management.Create_Whitelist" target="_blank">Create a Whitelist</a>.</p> <p><span style="font-size:18px"><strong>Procedures</strong></span></p> <p>1.&nbsp; Log in to the <a href="http://pinganyun.com/console/rds/overview" target="_blank">RDS Console</a>.</p> <p>2.&nbsp; In the left navigation pane, click <strong>RDS-MySQL</strong> to enter the <strong>DBPaaS for RDS-MySQL</strong> page.</p> <p>3.&nbsp; Select the target region.</p> <p>4.&nbsp; In the <strong>Operations </strong>column of the target instance, click <strong>Manage</strong>. Select <strong>White List</strong> tab.</p> <p>5.&nbsp; In the <strong>Whitelist </strong>area, select the target whitelist and click <strong>Delete</strong> in the <strong>Operations </strong>column to enter the <strong>Delete White List</strong> page.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20200307170601-10a096bf9f3b.png" style="height:138px; width:342px" /></p> <p>6.&nbsp; Click <strong>Confirm</strong> to enter the <strong>Verification Code</strong> page.</p> <p>7.&nbsp; The system will send a verification code to the mobile phone that is bound to the account. Fill in the verification code and click <strong>Confirm</strong>.</p> <p>8.&nbsp; The <strong>Status</strong> of the target <strong>Subnet IP</strong> is <strong>Deleting</strong>.</p> <p><span style="font-size:18px"><strong>Result</strong></span></p> <p>After the whitelist is successfully deleted, it cannot be viewed.</p>