Which IDS type can alert you to trespassers?

Which of the following describes the worst possible action by an IDS?answerThe system correctly deemed harmless traffic as inoffensive and let it pass.The system identified harmless traffic as offensive and generated an alarm.The system identified harmful traffic as harmless and allowed it to pass without generating any alerts.The system detected a valid attack and the appropriate alarms and notifications were generated.

An active IDS system often performs which of the following actions? (Select two.)answerCannot be detected on the network because it takes no detectable actions.Performs reverse lookups to identify an intruder.Updates filters to block suspect traffic.Requests a second logon test for users performing abnormal activities.Traps and delays the intruder until the authorities arrive.

Which IDS method searches for intrusion or attack attempts by recognizing patterns or identifying entities listed in a database?answerSignature-based IDSHeuristics-based IDSAnomaly-analysis-based IDSStateful-inspection-based IDS

What does a signature-based IDS use to identify attacks?answerComparison of current statistics to past statisticsStatistical analysis to find unusual deviationsExceeding threshold valuesComparisons to known attack patterns

What action will an IDS take upon detection of malicious traffic?reroute malicious traffic to a honeypotcreate a network alert and log the detectionblock or deny all trafficdrop only packets identified as malicious