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When checking the C:\Program Files (x86)\Trend Micro\Apex One\PCCSRV\Private\AuthorStore\TrendAuthDef.xml, the root account password is missing or replace with Chinese characters.

<AppUsers Maxsid="2">
    <AppUser Name="root" Domain="" Email="" Fullname="Administrator account created during installation" Sid="S-1-9-1-2" Pwd="" WinUser="0" Enabled="true"/>
</AppUsers>

To resolve the issue, do the following:

  1. Open Registry Editor.
  2. Go to [HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\TrendMicro\OfficeScan\service\Information\data]
  3. Create or modify the following data:
    • Type: REG_SZ
    • Value Name: skos_s
    • Value Data: same as "skos"
  4. Re-run OSCEResetPW.exe.
When using developer mode in the browser, you notice the following:
  • Console tab: PKI auth failed to initialize: "Server returned no certificate"

    Click the image to enlarge.

  • Network tab: 502 Bad Gateway on cgiChkMasterPwd.exe

    Click the image to enlarge.


To resolve the issue, do the following:
  1. Stop Apex One Master Service
  2. Backup ..\Trend Micro\Apex One\PCCSRV\Private\ofcserver.ini
  3. Open ofcserver.ini using a text editor
  4. Go to [INI_SERVER_SECTION], and delete the value of PKIAuth_Key and PKIAuth_Cert.
  5. Save the changes.
  6. Start Apex One Master Service
  7. The value of PKIAuth_Key and PKIAuth_Cert should be generated.
  8. Clear the browser cache and cookies