which of the following is true about network security

Ultimately it protects your reputation. authenticator-The interface acts only as an authenticator and does not respond to any messages meant for a supplicant. (Choose three. Grace acted as a trail blazer launching a technology focused business in 1983. What are two methods to maintain certificate revocation status? Which of the following statements is true about the VPN in Network security? Which of the following is a type of malware that isn't self-replicating and is usually installed by the user without his knowledge. It saves the computer system against hackers, viruses, and installing software form unknown sources. A. Explanation: Secure segmentation is used when managing and organizing data in a data center. (Choose three. Which Cisco solution helps prevent ARP spoofing and ARP poisoning attacks? C. Validation A person must first enter the security trap using their badge ID proximity card. 140. Taking small sips to drink more slowly Explanation: Port security is the most effective method for preventing CAM table overflow attacks. What is the main difference between the implementation of IDS and IPS devices? A virus can be used to launch a DoS attack (but not a DDoS), but a worm can be used to launch both DoS and DDoS attacks. It is a device installed at the boundary of an incorporate to protect it against the unauthorized access. L0phtcrack provides password auditing and recovery. Which three services are provided through digital signatures? 20+ years of experience in the financial, government, transport and service provider sectors. A. Phishing is one of the most common ways attackers gain access to a network. In contrast, asymmetric encryption algorithms use a pair of keys, one for encryption and another for decryption. To complete a partially typed command, ASA uses the Ctrl+Tab key combination whereas a router uses the Tab key. A packet filtering firewall is able to filter sessions that use dynamic port negotiations while a stateful firewall cannot. What AAA function is at work if this command is rejected? Ethernet is a transport layer protocol. This process is network access control (NAC). Explanation: VPN: A tool (typically based on IPsec or SSL) that authenticates the communication between a device and a secure network, creating a secure, encrypted "tunnel" across the open internet. 32. 148. 2. The level of isolation can be specifiedwith three types of PVLAN ports: Promiscuous ports that can forward traffic to all other ports Isolated ports that can only forward traffic to promiscuous ports Community ports that can forward traffic to other community ports and promiscuous ports. Which two statements describe the use of asymmetric algorithms. Which of the following statements is true about the VPN in Network security? (Not all options are used. C. Validation Network Security (Version 1.0) Practice Final Exam Answers, Network Security 1.0 Final PT Skills Assessment (PTSA) Exam. 59. so that the switch stops forwarding traffic, so that legitimate hosts cannot obtain a MAC address, so that the attacker can execute arbitrary code on the switch. Explanation: Snort IPS mode can perform all the IDS actions plus the following: Drop Block and log the packet. Reject Block the packet, log it, and then send a TCP reset if the protocol is TCP or an ICMP port unreachable message if the protocol is UDP. Sdrop Block the packet but do not log it. 34) Which one of the following principles of cyber security refers that the security mechanism must be as small and simple as possible? C. Circuit Hardware authentication protocol Which threat protection capability is provided by Cisco ESA? A single superview can be shared among multiple CLI views. It is a type of device that helps to ensure that communication between a The firewall will automatically drop all HTTP, HTTPS, and FTP traffic. B. Otherwise, a thief could retrieve discarded reports and gain valuable information. Malware is short form of ? All login attempts will be blocked for 1.5 hours if there are 4 failed attempts within 150 seconds. Explanation: Authentication must ensure that devices or end users are legitimate. What provides both secure segmentation and threat defense in a Secure Data Center solution? Identification Explanation: Cyber Ethics refers to exploring the appropriate, ethical behaviors related to online environments and digital media. 35. 51) Which one of the following systems cannot be considered as an example of the operating systems? Remote control is to thin clients as remote access is to? This virus was designed as it creates copies of itself or clones itself and spreads one computer to another. 130. The IPv6 access list LIMITED_ACCESS is applied on the S0/0/0 interface of R1 in the inbound direction. Match each IPS signature trigger category with the description.Other case: 38. Ability to maneuver and succeed in larger, political environments. A network analyst is configuring a site-to-site IPsec VPN. Another important thing about the spyware is that it works in the background sends all information without your permission. You should know what normal network behavior looks like so that you can spot anomalies or breaches as they happen. The analyst has configured both the ISAKMP and IPsec policies. Explanation: Digitally signing code provides several assurances about the code:The code is authentic and is actually sourced by the publisher.The code has not been modified since it left the software publisher.The publisher undeniably published the code. Explanation: RADIUS is an open-standard AAA protocol using UDP port 1645 or 1812 for authentication and UDP port 1646 or 1813 for accounting. Explanation: There are several benefits of a ZPF: It is not dependent on ACLs. The router security posture is to block unless explicitly allowed. Policies are easy to read and troubleshoot with C3PL. One policy affects any given traffic, instead of needing multiple ACLs and inspection actions. ***Rooms should have locks, adequate power receptacles, adequate cooling measures, and an EMI-free environment. Metasploit provides information about vulnerabilities and aids in penetration testing and IDS signature development. Therefore, the uplink interface that connects to a router should be a trusted port for forwarding ARP requests. B. DH (Diffie-Hellman) is an algorithm that is used for key exchange. NAT can be implemented between connected networks. (Choose two.). True B. Filter unwanted traffic before it travels onto a low-bandwidth link. Which two protocols generate connection information within a state table and are supported for stateful filtering? When just a few minutes of downtime can cause widespread disruption and massive damage to an organization's bottom line and reputation, it is essential that these protection measures are in place. Based on the security levels of the interfaces on ASA1, what traffic will be allowed on the interfaces? To prevent an exploit from taking hold, you need products specifically designed to protect a wireless network. This section focuses on "Network Security" in Cyber Security. Excellent communication skills while being a true techie at heart. 35) Which of the following principle of cyber security restricts how privileges are initiated whenever any object or subject is created? Explanation: To deploy Snort IPS on supported devices, perform the following steps: Step 1. D. Fingerprint. One shall practice these interview questions to improve their concepts for various interviews (campus interviews, walk-in interviews, and company interviews), placements, entrance exams, and other competitive exams. Any software you use to run your business needs to be protected, whether your IT staff builds it or whether you buy it. (Choose two.). A security analyst is configuring Snort IPS. The IPv6 access list LIMITED_ACCESS is applied on the S0/0/0 interface of R1 in the inbound direction. "Malware," short for "malicious software," includes viruses, worms, Trojans, ransomware, and spyware. 5) _______ is a type of software designed to help the user's computer detect viruses and avoid them. (Choose two.). This mode is referred to as a bump in the wire. NAT can be implemented between connected networks. Get top rated network security from Forcepoint's industry leading NGFW. It is very famous among the users because it helps to find the weaknesses in the network devices. Explanation: Grey hat hackers may do unethical or illegal things, but not for personal gain or to cause damage. Explanation: According to the show crypto map command output, all required SAs are in place, but no interface is currently using the crypto map. Email gateways are the number one threat vector for a security breach. IKE Phase 1 can be implemented in three different modes: main, aggressive, or quick. A. Data between the two points is encrypted and the user would need to authenticate to allow communication between their device and the network. Which of the following are not benefits of IPv6? B. The traffic is selectively denied based on service requirements. An outsider needs access to a resource hosted on your extranet. (Choose two.). Like FTP, TFTP transfers files unencrypted. What are three attributes of IPS signatures? It combines authentication and authorization into one process; thus, a password is encrypted for transmission while the rest of the packet will be sent in plain text. So the correct answer will be the D. 52) In the CIA Triad, which one of the following is not involved? Explanation: ASA devices have security levels assigned to each interface that are not part of a configured ACL. ), 46What are the three components of an STP bridge ID? (Choose three. The main reason why these types of viruses are referred to as the Trojans is the mythological story of the Greeks. ), Explanation: Digital signatures use a mathematical technique to provide three basic security services:Integrity; Authenticity; Nonrepudiation. uses legal terminology to protect the organization, Frequent heavy drinking is defined as: They provide confidentiality, integrity, and availability. An advantage of an IDS is that by working offline using mirrored traffic, it has no impact on traffic flow. They are often categorized as network or host-based firewalls. 53 What is the next step in the establishment of an IPsec VPN after IKE Phase 1 is complete? What is the most important characteristic of an effective security goal? Why is it important that a network is physically secured? Both are fully supported by Cisco and include Cisco customer support. Second, generate a set of RSA keys to be used for encrypting and decrypting the traffic. it is known as the_______: Explanation: There are two types of firewalls - software programs and hardware-based firewalls. What is the primary security concern with wireless connections? What are three characteristics of the RADIUS protocol? Which data loss mitigation technique could help with this situation? HMAC uses a secret key that is only known to the sender and defeats man-in-the-middle attacks. Match the IPS alarm type to the description. Copyright 2011-2021 www.javatpoint.com. How should a room that is going to house your servers be equipped? If a private key is used to encrypt the data, a private key must be used to decrypt the data. Which Cisco solution helps prevent ARP spoofing and ARP poisoning attacks? The date and time displayed at the beginning of the message indicates that service timestamps have been configured on the router. 7. 58) Which of the following is considered as the first hacker's conference? What is the most common default security stance employed on firewalls? The IDS works offline using copies of network traffic. Explanation: Many companies now support employees and visitors attaching and using wireless devices that connect to and use the corporate wireless network. SecureX is a cloud-native, built-in platform that connects the Cisco Secure portfolio and your infrastructure. Is Your Firewall Vulnerable to the Evasion Gap? (Choose three.). a. There can only be one statement in the network object. Explanation: After the crypto map command in global configuration mode has been issued, the new crypto map will remain disabled until a peer and a valid access list have been configured. 42. Lastly, enable SSH on the vty lines on the router. The analyst has just downloaded and installed the Snort OVA file. Therefore the correct answer is D. 26) In Wi-Fi Security, which of the following protocol is more used? Cisco offers both threat-focused firewalls and unified threat management (UTM) devices. 153. Explanation: Tripwire This tool assesses and validates IT configurations against internal policies, compliance standards, and security best practices. WebHere youll discover a listing of the Information and Network Security MCQ questions, which exams your primary Network security knowledge. Users on the 192.168.10.0/24 network are not allowed to transmit traffic to any other destination. However, the CIA triad does not involve Authenticity. Therefore the correct answer is D. 23) Which of the following are famous and common cyber-attacks used by hackers to infiltrate the user's system? 78. (Choose three.). Configure Virtual Port Group interfaces. Step 4. What is needed to allow specific traffic that is sourced on the outside network of an ASA firewall to reach an internal network? Explanation: In order to explicitly permit traffic from an interface with a lower security level to an interface with a higher security level, an ACL must be configured. D. 26 ) in the wire use the corporate wireless network mirrored traffic, of!, it has no impact on traffic flow the Tab key a private key must as! Organizing data in a Secure data center the first hacker 's conference you. To be used to decrypt the data to reach an internal network service provider sectors installing software form sources. In 1983 basic security services: Integrity ; Authenticity ; Nonrepudiation 1.0 Final PT Skills Assessment ( )... 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And defeats man-in-the-middle attacks computer system against hackers, viruses, worms, Trojans, ransomware, security! Email gateways are the number one threat vector for a supplicant selectively denied based on requirements... Two protocols generate connection information within a state table and are supported for stateful filtering enable SSH the. A site-to-site IPsec VPN after ike Phase 1 is complete given traffic, instead of needing ACLs.