Critical Threat
IP 196.251.80.27 is a high-risk address with a maximum threat rating of 10/10 that has been extensively linked to SSH brute-force intrusion attempts, accumulating 162 abuse reports from automated honeypot sensors since October 2025.
The address, originating from Seychelles and operated through AS401120 under the identifier CHEAPY-HOST, was flagged across 20 distinct honeypot sensors with a 65% confidence score. While the activity frequency metric registers as minimal at the current moment, the cumulative volume of 162 reports—comprising 14 distinct SSH-related detections and 6 general hacking indicators—demonstrates a sustained campaign of credential-based intrusion activity. The October 2025 reporting window generated sufficient automated detections to establish this IP as a persistent threat actor within the observed sensor network.
SSH brute-force attacks represent one of the most common initial access vectors employed against internet-exposed servers. Attackers systematically attempt authentication against the SSH service, which provides remote command-line server access, by cycling through credential combinations at scale. A successful breach grants adversaries direct command execution capabilities on the compromised host, enabling data exfiltration, lateral movement throughout networks, or weaponizing the system for subsequent attacks. This technique remains prevalent due to misconfigured services, weak credentials, and the widespread availability of automated attack tooling. The pattern detected from this IP aligns with automated brute-force infrastructure designed for sustained, high-volume authentication attempts.
Site operators with exposed SSH services should act decisively. Implement key-based authentication and disable password-based authentication entirely where feasible. Modify the default SSH port from 22 to a non-standard value to reduce automated scanning exposure. Deploy authentication hardening tools such as fail2ban to automatically block source IPs following repeated failed login attempts. Maintain comprehensive logging of authentication events and configure alerting thresholds for anomalous login patterns. Regular security updates and patch management remain essential to closing known vulnerabilities that attackers may leverage alongside credential attacks.
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