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91.238.181.26 has a threat confidence score of 90%. This IP address from France (AS49434, Fbw Networks SAS) has been observed in 81 honeypot sessions targeting RDP, HTTPS protocols. First observed on February 20, 2026, most recently active March 15, 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