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43.99.20.56 has a threat confidence score of 53%. This IP address from Hong Kong (AS45102, Alibaba US Technology Co., Ltd.) has been observed in 6 honeypot sessions targeting SSH protocols. First observed on March 19, 2026, most recently active March 26, 2026.
Identifies SSH session activity where the attacker executes uname -s -m to retrieve the operating system name and machine architecture for host fingerprinting and payload targeting.