Question 341 · 607 in bank
A company suffered a critical incident where 30GB of data was exfiltrated from the corporate network. Which of the following actions is the most efficient way to identify where the system data was exfiltrated from and what location the attacker sent the data to?
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Answer: A
Explanation
To efficiently identify the source of exfiltrated data and the attacker's destination: Firewall and network logs are the best tools for analyzing outbound traffic. They can reveal unusual data transfers, such as large amounts of traffic sent to external IPs or domains that do not match typical business activity. This method is highly efficient for pinpointing the source system and the exfiltration destination.
Source: Adapted from community discussion — AriGarcia