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Minor edits in Event

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Even logs show Failure code instead of result code so made some changes accordingly. 

Problem: https://github.com/MicrosoftDocs/windows-itpro-docs/issues/7060
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ImranHabib 2020-07-20 16:53:49 +05:00 committed by GitHub
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windows/security/threat-protection/auditing/event-4771.md
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@ -226,6 +226,6 @@ For 4771(F): Kerberos pre-authentication failed.
| **Pre-Authentication Type** | Value is **not 15** when account must use a smart card for authentication. For more information, see [Table 5. Kerberos Pre-Authentication types](#kerberos-preauthentication-types). |
| **Pre-Authentication Type** | Value is **not 2** when only standard password authentication is in use in the organization. For more information, see [Table 5. Kerberos Pre-Authentication types](#kerberos-preauthentication-types). |
| **Pre-Authentication Type** | Value is **not 138** when Kerberos Armoring is enabled for all Kerberos communications in the organization. For more information, see [Table 5. Kerberos Pre-Authentication types](#kerberos-preauthentication-types). |
| **Result Code** | **0x10** (KDC has no support for PADATA type (pre-authentication data)). This error can help you to more quickly identify smart-card related problems with Kerberos authentication. |
| **Result Code** | **0x18** ((Pre-authentication information was invalid), if you see, for example N events in last N minutes. This can be an indicator of brute-force attack on the account password, especially for highly critical accounts. |
| **Failure Code** | **0x10** (KDC has no support for PADATA type (pre-authentication data)). This error can help you to more quickly identify smart-card related problems with Kerberos authentication. |
| **Failure Code** | **0x18** ((Pre-authentication information was invalid), if you see, for example N events in last N minutes. This can be an indicator of brute-force attack on the account password, especially for highly critical accounts. |