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Authentication Failed when using Proprietary Challenge/Response Authentication in Dameware Mini Remote Control

This article describes the workaround when encountering "Failed to verify UserID and/or Password (Using Proprietary Challenge/Response)" error message while using the Proprietary Challenge/Response Authentication in Dameware Mini Remote Control.

First published date

8/3/2023 9:33 AM

Last published date

6/26/2025 1:28 PM

Overview

Proprietary Challenge/Response allows access to this remote machine using the Proprietary Challenge/Response authentication method in Dameware Mini Remote Control by pre-setting a specific User and Password on the Dameware Agent and using this for Authentication.
There are instances in which, although Username and Password are correctly configured in the Agent, error message as below is being encountered:
Authentication failed: Remote Message: Failed to verify UserID and/or Password (Using Proprietary Challenge/Response). System Error: 5 System Message: Access is denied. Please check the event log on the remote machine for a possible cause.

Product section

Dameware Remote Support & Mini Remote Control

Cause

Incorrect Authentication

Resolution

Solution 1:

  1. Select "Windows NT Challenge/Response" Authentication Method
  2. Untick the "Use Current Logon Credentials"
  3. Go back to the "Proprietary Challenge/Response" Authentication Method
  4. Retry Login

Solution 2:

  1. Disable/Uncheck  "Remember Security Credentials"
  2. Retry Login