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CNX-001 · Question #74
CNX-001 Question #74: Real Exam Question with Answer & Explanation
The correct answer is B: Brute-force attack. Port 22 (SSH) is a common target for brute-force attacks where attackers try many username/password combinations from different IP addresses to gain access. Failed login attempts from unknown IPs are a strong indicator of this.
Cloud Network Security
Question
Why might a network admin receive failed login attempts from unknown IP addresses on port 22?
Options
- ADoS attack
- BBrute-force attack
- CDNS amplification
- DVLAN hopping
Explanation
Port 22 (SSH) is a common target for brute-force attacks where attackers try many username/password combinations from different IP addresses to gain access. Failed login attempts from unknown IPs are a strong indicator of this.
Topics
#Brute-force attack#SSH#Network security#Authentication
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