Re: Event Viewer: Security: Failure Audit: Username/Password question
From: Jerry zhao (v-jerryz_at_online.microsoft.com)
Date: 01/21/05
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Date: Fri, 21 Jan 2005 08:57:42 GMT
Hi Bryce,
Thanks for your posting. Also thanks for Marina's update.
Actually, you can not see the password that has been attempted just like
Marina mentioned. Generally, password is sensitive personal information.
Even the domain administrator who can view the account information of every
user in the domain can not view the Password of the users. That's a by
design feature to protect user privacy.
You may have interest in details of Event 529:
Product: Windows Operating System
ID: 529
Source: Security
Version: 5.0
Component: Security Event Log
Symbolic Name: SE_AUDITID_UNKNOWN_USER_OR_PWD
Message: Logon Failure:
Reason: Unknown user name or bad password
User Name: %1
Domain: %2
Logon Type: %3
Logon Process: %4
Authentication Package: %5
Workstation Name: %6
Explanation
This event record indicates an attempt to log on using an unknown user
account or a valid user account but with an incorrect password. An
unexpected increase in the number of these audits could represent an
attempt by someone to find user accounts and passwords (such as a
"dictionary" attack, in which a list of words is used by a program to
attempt entry).
User Action
The person with administrative rights for the computer should establish a
threshold limit for attempted log ons. Attempts in excess of the limit
should be investigated as a possible attempt to break into the computer.
Meanwhile, you may want to disables a user account if an incorrect password
is entered a specified number of times over a specified period. These
policy settings help you to prevent attackers from guessing users'
passwords, and they decrease the likelihood of successful attacks on your
network. For more information about this, please refer:
To apply or modify account lockout policy
http://www.microsoft.com/resources/documentation/WindowsServ/2003/standard/p
roddocs/en-us/Default.asp?url=/resources/documentation/WindowsServ/2003/stan
dard/proddocs/en-us/password_lockout.asp
FOR YOUR INFORMATION:
You can check any Events from the Microsofte web site:
http://www.microsoft.com/technet/support/ee/search.aspx?DisplayName=Windows%
20Server%202003&ProdName=Windows%20Operating%20System&MajorMinor=5.2&LCID=10
33
I hope the above information helps.
Please feel free to let me know if you have any questions or if you need
further assistance.
Have a nice day!
Best regards,
Jerry Zhao (MSFT)
Microsoft Online Partner Support
Get Secure! - www.microsoft.com/security
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- Next message: Jerry zhao : "RE: email stuck in outbox"
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- In reply to: Marina Roos [SBS-MVP]: "Re: Event Viewer: Security: Failure Audit: Username/Password question"
- Next in thread: Bryce: "Re: Event Viewer: Security: Failure Audit: Username/Password question"
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