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52.138.202.102 has a threat confidence score of 87%. This IP address from Ireland (AS8075, Microsoft Corporation) has been observed in 28 honeypot sessions targeting RDP protocols. First observed on March 11, 2026, most recently active March 12, 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