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139.159.253.186 has a threat confidence score of 61%. This IP address from China (AS55990, Huawei Cloud Service data center) has been observed in 3 honeypot sessions targeting RDP protocols. First observed on March 25, 2026, most recently active March 25, 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