Guide to Updating MySQL user Password

Change a User's Password

Write a MySQL query to update the password of the user "alice" to "NewPass456".

Solution:

-- This command modifies the existing user 'alice' by changing their password
-- Sets a new password 'NewPass456' for connections from localhost
ALTER USER 'alice'@'localhost' IDENTIFIED BY 'NewPass456'; 

Explanation:

• Purpose of the Query:
• The goal is to update a user's password to enhance security.
• This demonstrates the ALTER USER statement for modifying user credentials.
• Key Components:
• ALTER USER : Specifies the command to modify user details.
• 'alice'@'localhost' : Identifies the user whose password is being changed.
• IDENTIFIED BY 'NewPass456' : Sets the new password.
• Real-World Application:
• Essential for periodic security updates or password resets after a potential compromise.

Notes:

• Ensure the new password complies with your organization's security policies.

For more Practice: Solve these Related Problems:

• Write a MySQL query to change the password for "alice"@'localhost' to "NewStrong!@#789".
• Write a MySQL query to update the password for "bob"@'%' using the appropriate authentication plugin.
• Write a MySQL query to modify the password for "charlie"@'192.168.1.200' and enforce a password expiration policy.
• Write a MySQL query to update the password for "david"@'remote.host.com' ensuring the new password meets complexity requirements.

Go to:

• MySQL Security and User Management Exercises Home. ↩
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