Introduction

CVM accounts and passwords can be used as credentials for CVM instances. This article describes how to use and manage passwords when logging in to a CVM instance.

Password Requirements

A password must meet these requirements:

• Linux instance password: the password must consist of 8 to 30 characters. We recommend that you use a password of at least 12 characters. The password cannot start with / and must contain at least three of the following: (a-z, A-Z, 0-9 and special symbols

  ()`~!@#$%^&*-+=_|{}[]:;'<>,.?/

  
  ).
• Windows instance password: the password must consist of 12 to 30 characters. The password cannot start with / and must contain at least three of the following: (a-z, A-Z, 0-9 and special symbols

  ()`~!@#$%^&*-+=_|{}[]:;'<>,.?/

  
  ), and it cannot contain your user name.

Directions

Setting an initial password

There are two ways to set the initial password depending on how your configured your CVM instance when purchasing it:

• If you used the Quick Configuration option, the initial password is sent to you through an email and a message to the console Message Center.
• If you used the Custom Configuration option, the initial password is set in the following ways depending on how you choose to log in:

  Login Method	Description
  Automatic password generation	The initial password is sent to you through email and the console Message Center.
  Associate keys now	Disabled by default. You log in using your user name and password, but the initial password is sent to you through email and the console Message Center.
  Set a password	You set the initial password.

Viewing the password

Your login password is sent to you through email and the console Message Center. The following describes how to check your messages in the message center.

1. Log in to the CVM Console.
2. Click in the upper right corner and select the corresponding product message, as shown in the following figure:
   
   View your password on the message page.
   

Resetting the password

For instructions on how to reset your password, refer to Resetting the Password of an Instance.