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42.51.32.106 has a threat confidence score of 91%. This IP address from China (AS56005, Zhengzhou Fastidc Technology Co.,Ltd.) has been observed in 56 honeypot sessions targeting RDP protocols. First observed on April 7, 2026, most recently active April 16, 2026.
Identifies RDP clients attempting authentication using Network Level Authentication (NLA) with the NTLM challenge-response protocol. This occurs during the CredSSP negotiation phase before a remote desktop session is established and indicates an active credential authentication attempt against the RDP service