Eccouncil 312-38 Exam Dumps

The false positive rate is a measure used to evaluate the performance of an IDS (Intrusion Detection System). It is calculated by dividing the number of false positives (FP) by the sum of false positives and true negatives (TN). The formula is:

FalsePositiveRate=FP+TNFP

This formula helps in determining how often the IDS incorrectly classifies an event as a threat, which is actually benign. A lower false positive rate indicates a more accurate IDS.

The correct commands to update the respective Linux distributions are as follows:

Red Hat: Uses theyumcommand or the newerdnfcommand for package management and updates.

Fedora: Originally usedyumbut now has transitioned todnfas the default package manager.

Debian: Utilizes theapt-getcommand for package management tasks, including updates.

The matching from the options provided would be:

1-v: Slackware based systems useAutoupdate.

2-iii: RPM-based systems, which include Fedora, useSwaret.

3-i: Debian based systems useapt-get.

4-iv: Red Hat based systems useup2date.

A circuit level gateway operates at the session layer of the OSI model, which is responsible for establishing, maintaining, and terminating connections between network nodes. It is designed to provide security by verifying the Transmission Control Protocol (TCP) handshaking between packets to ensure that the session is legitimate and by monitoring the state of the connection. Unlike application-level gateways, circuit level gateways do not inspect the packet's contents but rather the header information to ensure that the traffic conforms to the established rules. This type of firewall is particularly effective at hiding the private network information because it only allows traffic from established sessions and does not expose the details of the network's internal structure.

In SNMP (Simple Network Management Protocol), theTRAPScommand is used by SNMP agents to notify SNMP managers about certain events occurring within the network.TRAPS are unsolicited messages sent from an SNMP agent to the SNMP manager, alerting it of a significant event, such as a system reboot, link failure, or high CPU usage1.Unlike INFORM requests, which are acknowledged messages ensuring that the notification was received, TRAPS do not require an acknowledgment from the SNMP manager, making them less reliable but faster and more suitable for alerting in real-time scenarios2.

Cisco IOS SNMP Support Command Reference1.

Sending an SNMP Trap From the Command Line in Linux - Baeldung on Linux2.

The type of wireless network attack characterized by an attacker using a high gain amplifier to drown out the legitimate access point signal is known as a jamming signal attack. This attack involves the deliberate transmission of radio signals at the same frequency as the access point, thereby overwhelming and interfering with the legitimate signal. High gain amplifiers can be used to increase the strength of the jamming signal, making it more effective at disrupting the wireless communication.