CompTIA Security+ 4.9 Security Operations – Log Data

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Log Data

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An organization wants to ensure their log management practices comply with regulatory requirements for log retention and accessibility. Which of the following approaches would BEST meet these needs?

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An organization is experiencing performance issues with their log management system due to the large volume of log data being generated. Which of the following approaches would be MOST effective in addressing this issue while ensuring important security events are not missed?

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Which of the following log types would be MOST useful in detecting and investigating a brute force attack against a web application’s login page?

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A security team is experiencing issues with log management due to the large volume of data being generated. Which of the following approaches would be MOST effective in addressing this challenge while maintaining the value of the logs for security analysis?

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A security analyst needs to investigate a series of failed login attempts across multiple systems. Which of the following log analysis techniques would be MOST effective in identifying patterns in these attempts?

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Which of the following is the BEST practice for protecting the integrity of log files?

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A security analyst is reviewing the following log entry from a firewall:

2023-12-15 02:30:45 DROP TCP 192.168.1.100:49152 -> 203.0.113.1:445 Seq: 3924803729 Ack: 0 Win: 1024 Len: 0 MSS: 1460 WS: 4 SACK_PERM=1

What does this log entry most likely indicate?

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An organization wants to implement a log retention policy that complies with regulatory requirements while optimizing storage usage. Which of the following approaches would be MOST effective?

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A security team is implementing a new log management system. Which of the following should be their FIRST consideration to ensure the system’s effectiveness?

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A security team is concerned about the integrity of their log files. Which of the following techniques would BEST ensure that any tampering with log files can be detected?

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An organization wants to ensure the integrity of their log files for legal and forensic purposes. Which of the following methods would be MOST effective in achieving this goal?

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Which of the following is a key benefit of centralized log management in a large enterprise environment?

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A security analyst observes the following entry in a firewall log:

Drop TCP 192.168.1.100:12345 -> 10.0.0.1:445 (SMB)

What does this log entry most likely indicate?

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A security analyst is investigating a series of failed login attempts on a critical server. Which of the following log entries would be MOST useful in identifying the source of these attempts?

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Which of the following log management practices is MOST effective in maintaining the chain of custody for log files that may be used as evidence in legal proceedings?

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Which of the following log types would be MOST useful in detecting and investigating unauthorized changes to system configurations?

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A security analyst is reviewing the following log entry from a web server:

192.168.1.100 – – [10/Oct/2023:13:45:30 -0500] “GET /admin.php?id=1 OR 1=1 HTTP/1.1” 200 1234

What type of attack is likely being attempted?

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A security analyst is investigating a potential data exfiltration incident. Which of the following log sources would provide the MOST relevant information about data leaving the network?

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A security analyst is investigating a potential data breach and needs to correlate events across multiple systems and applications. Which of the following log analysis techniques would be MOST effective for this task?

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Which of the following techniques is MOST effective in reducing false positives when configuring log alerts in a SIEM system?

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A security analyst is reviewing the following log entry from a web server:

192.168.1.100 – – [10/Oct/2023:13:45:30 -0500] “GET /admin.php?id=1 OR 1=1 HTTP/1.1” 200 1234

What type of attack is likely being attempted?

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Which of the following is a key consideration when implementing log synchronization across multiple systems in different time zones?

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A security analyst is investigating a potential data breach and needs to analyze logs from multiple systems over a six-month period. Which of the following tools would be MOST effective for this task?

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A company has implemented a new SIEM solution. Which of the following actions should be taken FIRST to ensure the SIEM is providing valuable security insights?

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