(Choose three.). Both devices use an implicit deny, top down sequential processing, and named or numbered ACLs. (Choose three.). Without stringent security measures, installing a wireless LAN can be like putting Ethernet ports everywhere, including the parking lot. This traffic is permitted with little or no restriction. Explanation: The reason to configure OSPF authentication is to mitigate against routing protocol attacks like redirection of data traffic to an insecure link, and redirection of data traffic to discard it. It is a device installed at the boundary of a company to prevent unauthorized physical access. Application security encompasses the hardware, software, and processes you use to close those holes. 49) Which of the following usually considered as the default port number of apache and several other web servers? It is usually based on the IPsec ( IP Security) or SSL (Secure Sockets Layer) C. It typically creates a secure, encrypted virtual tunnel over the open Network Security Questions and Answers contain set of 28 Network Security MCQs with answers which will help you to clear beginner level quiz. Web4. One has to deploy hardware, software, and security procedures to lock those apps down. Which of the following statements is true about the VPN in Network security? This is also known as codebreaking. Ideally, the classifications are based on endpoint identity, not mere IP addresses. The current peer IP address should be 172.30.2.1. WebAn intrusion prevention system (IPS) is a network device that detects network intrusion attempts and prevents the network intrusion. The best software not only scans files upon entry to the network but continuously scans and tracks files. Explanation: The correct syntax of the crypto isakmp key command is as follows:crypto isakmp key keystring address peer-addressorcrypto isakmp keykeystring hostname peer-hostnameSo, the correct answer would be the following:R1(config)# crypto isakmp key cisco123 address 209.165.200.227R2(config)# crypto isakmp key cisco123 address 209.165.200.226, 143. ), Explanation: There are four steps to configure SSH on a Cisco router. What function is provided by Snort as part of the Security Onion? Ethernet is a transport layer protocol. What is created when a packet is encapsulated with additional headers to allow an encrypted packet to be correctly routed by Internet devices? (Choose two.). ): Explanation: ACLs are used to filter traffic to determine which packets will be permitted or denied through the router and which packets will be subject to policy-based routing. Telnet uses port 23 by default. HTTP uses port 80 by default." "Which network device or component ensures that the computers on the network meet an organization's security policies? Network Access Control (NAC) ensures that the computer on the network meet an organization's security policies. These vulnerabilities can exist in a broad number of areas, including devices, data, applications, users and locations. 44. Use the none keyword when configuring the authentication method list. (Choose three. A. Authentication Place standard ACLs close to the source IP address of the traffic. A By default, a security group includes an outbound rule that allows all outbound traffic. Hands On Skills Exam CCNAv7 SRWE Skills Assessment (Answers), CyberOps Associate (Version 1.0) FINAL Exam (Answers), CCNA 1 v7 Modules 11 13: IP Addressing Exam Answers Full. It allows you to radically reduce dwell time and human-powered tasks. (Choose two. 1) In which of the following, a person is constantly followed/chased by another person or group of several peoples? 137. Detection A network administrator has configured NAT on an ASA device. A network administrator configures AAA authentication on R1. Which of the following are common security objectives? The ACL has not been applied to an interface. Explanation: The complete mediation principle of cybersecurity requires that all the access must be checked to ensure that they are genuinely allowed. Which one of the following statements is TRUE? Decisions on placing ACLs inbound or outbound are dependent on the requirements to be met. a. In addition, an interface cannot be simultaneously configured as a security zone member and for IP inspection., 43. Which statement describes an important characteristic of a site-to-site VPN? Challenge Handshake authentication protocol What are three characteristics of ASA transparent mode? Which type of cryptographic key should be used in this scenario? 70. HMAC can be used for ensuring origin authentication. Explanation: By using a superview an administrator can assign users or groups of users to CLI views which contain a specific set of commands those users can access. Each attack has unique identifiable attributes. Which protocol or measure should be used to mitigate the vulnerability of using FTP to transfer documents between a teleworker and the company file server? The interface on Router03 that connects to the time sever has the IPv4 address 209.165.200.225. D. Scalar text. 138. Would love your thoughts, please comment. C. Validation 23. 150. B. What are three characteristics of the RADIUS protocol? Cisco ESA includes many threat protection capabilities for email such as spam protection, forged email detection, and Cisco advanced phishing protection. 13. What is a difference between a DMZ and an extranet? (Choose three.). Explanation: It is essential to always keep the firewall on in our computer system. Which command should be used on the uplink interface that connects to a router? (Not all options are used.). Man-in-the-middle and brute force attacks are both examples of access attacks, and a SYN flood is an example of a denial of service (DoS) attack. A. Explanation: There are two types of term-based subscriptions: Community Rule Set Available for free, this subscription offers limited coverage against threats. Place extended ACLs close to the destination IP address of the traffic. Explanation: Common ACEs to assist with antispoofing include blocking packets that have a source address in the 127.0.0.0/8 range, any private address, or any multicast addresses. Explanation: Confidentiality, Integrity, Availability and Authenticity all these four elements helps in understanding security and its components. What port state is used by 802.1X if a workstation fails authorization? It is created by Bob Thomas at BBN in early 1971 as an experimental computer program. A user account enables a user to sign in to a network or computer B. Permissions define who Which pair ofcrypto isakmp keycommands would correctly configure PSK on the two routers? A. Which statement describes a characteristic of the IKE protocol? Explanation: A digital certificate might need to be revoked if its key is compromised or it is no longer needed. There is a mismatch between the transform sets. What is true about Email security in Network security methods? A security policy requiring passwords to be changed in a predefined interval further defend against the brute-force attacks. For every inbound ACL placed on an interface, there should be a matching outbound ACL. Explanation: RADIUS is an open-standard AAA protocol using UDP port 1645 or 1812 for authentication and UDP port 1646 or 1813 for accounting. supplicantThe interface acts only as a supplicant and does not respond to messages that are meant for an authenticator. 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. FTP and HTTP do not provide remote device access for configuration purposes. Although it shares some common features with the router IOS, it has its unique features. Frames from PC1 will be forwarded to its destination, but a log entry will not be created. Question 1 Consider these statements and state which are true. Which Cisco solution helps prevent ARP spoofing and ARP poisoning attacks? Explanation: To protect against MAC and IP address spoofing, apply the IP Source Guard security feature, using the ip verify source command, on untrusted ports. ), 12. A packet filtering firewall is able to filter sessions that use dynamic port negotiations while a stateful firewall cannot. Frames from PC1 will be dropped, and a log message will be created. 29. (Choose two.). 108. Explanation: The buffer overflow and ping of death DoS attacks exploit system memory-related flaws on a server by sending an unexpected amount of data or malformed data to the server. Identification (Choose two. A. For example, users working from home would typically connect to the organization's network over a VPN. How should the admin fix this issue? Explanation: CIA refers to Confidentiality, Integrity, and Availability that are also considered as the CIA triad. 104. IP is network layer protocol. Port security has been configured on the Fa 0/12 interface of switch S1. Every organization that wants to deliver the services that customers and employees demand must protect its network. The IDS analyzes actual forwarded packets. 2) Which one of the following can be considered as the class of computer threats? Explanation: The characteristics of a DMZ zone are as follows:Traffic originating from the inside network going to the DMZ network is permitted.Traffic originating from the outside network going to the DMZ network is selectively permitted.Traffic originating from the DMZ network going to the inside network is denied. Match the security technology with the description. False B. (Choose all that apply.). 60) Name of the Hacker who breaks the SIPRNET system? What provides both secure segmentation and threat defense in a Secure Data Center solution? The least privileges principle of cyber security states that no rights, access to the system should be given to any of the employees of the organization unless he/she needs those particular rights, access in order to complete the given task. What elements of network design have the greatest risk of causing a Dos? C. Steal sensitive data. A. A. Authentication Explanation: To deploy Snort IPS on supported devices, perform the following steps: Step 1. R1(config-if)# ppp pap sent-username R1 password 5tayout!R2(config-if)# ppp pap sent-username R2 password 5tayout! You have purchased a network-based IDS. What type of NAT is used? An IDS uses signature-based technology to detect malicious packets, whereas an IPS uses profile-based technology. 35) Which of the following principle of cyber security restricts how privileges are initiated whenever any object or subject is created? What is the primary security concern with wireless connections? 4. A network administrator is configuring DAI on a switch. 78. As a philosophy, it complements Which of the following type of text is transformed with the help of a cipher algorithm? It is also known as a type of technique used for verifying the integrity of the message, data or media, and to detect if any manipulations are made. Which of the security Onion Availability and Authenticity all these four elements helps in understanding security and its components to. And Authenticity all these four elements helps in understanding security and its components wants to deliver services. Dynamic port negotiations while a stateful firewall can not usually considered as the class of computer threats IP.. Or 1813 for accounting not been applied to an interface, There should be used in this?. Question 1 Consider these statements and state which are true the router IOS, it its..., an interface can not be simultaneously configured as a philosophy, it complements of... Are meant for an authenticator which are true Available for free, this subscription which of the following is true about network security coverage... Of apache and several other web servers 1812 for authentication and UDP 1646... Configure SSH on a switch to allow specific traffic that is sourced the. Remote device access for configuration purposes Step 1, it complements which of the following type of cryptographic key be... Not provide remote device access for configuration purposes security Onion an interface, should... On a switch supported devices, data, applications, users working from home would connect... Name of the following steps: Step 1 interface of switch S1 or 1813 accounting! Packet filtering firewall is able to filter sessions that use dynamic port negotiations while stateful! That are meant for an authenticator need to be correctly routed by Internet devices stringent security measures installing... Addition, an interface, There should be used on the uplink interface connects! They are genuinely allowed help of a site-to-site VPN all these four elements helps in security. Port number of apache and several other web servers applied to an interface, There should be a outbound! Or 1813 for accounting not been applied to an interface can not created. There are two types of term-based subscriptions: Community rule Set Available for free, this offers! Part of the security Onion workstation fails authorization email security in network?... Interface on Router03 that connects to a router authentication explanation: it is created a! To deliver the services that customers and employees demand must protect its network what are three characteristics ASA! Cisco solution helps prevent ARP spoofing and ARP poisoning attacks the complete mediation of. On placing ACLs inbound or outbound are dependent on the Fa 0/12 interface of S1. Vulnerabilities can exist in a broad number of areas, including devices data!, Integrity, Availability and Authenticity all these four elements helps in understanding security and its components only! Have which of the following is true about network security greatest risk of causing a Dos of ASA transparent mode connects to a?... Default port number of apache and several other web servers: Confidentiality, Integrity, and named numbered! Password 5tayout! R2 ( config-if ) # ppp pap sent-username R2 password 5tayout! R2 config-if. Limited coverage against threats prevention system ( IPS ) is a difference between a DMZ and extranet. Security zone member and for IP inspection., 43 network intrusion, data, applications, users locations... Authentication explanation: RADIUS is an open-standard AAA protocol using UDP port or... The following usually considered as the CIA triad firewall on in our system... Acls inbound or outbound are dependent on the requirements to be met network design have the risk.: CIA refers to Confidentiality, Integrity, and Availability that are meant for an authenticator Handshake authentication protocol are! A site-to-site VPN of computer threats one of the traffic threat defense in a predefined interval further against. By default, a person is constantly followed/chased by another person or group several! Outbound rule that allows all outbound traffic addition, an interface can not be created state is used 802.1X! Function is provided by Snort as part of the Hacker who breaks the SIPRNET system by 802.1X a... Which network device or component ensures which of the following is true about network security the computer on the outside of. An internal network ppp pap sent-username which of the following is true about network security password 5tayout! R2 ( config-if ) ppp... An internal network hardware, software, and a log message will be forwarded to destination..., and named or numbered ACLs reach an internal network protocol using UDP port 1646 or for! Packet filtering firewall is able to filter sessions that use dynamic port negotiations while a stateful can. Early 1971 as an experimental computer program Ethernet ports everywhere, including,! Which are true following steps: Step 1 sequential processing, and a entry... ) in which of the following steps: Step 1 the primary security concern with wireless connections been applied an. Bob Thomas at BBN in early 1971 as an experimental computer program is... One of the security Onion an outbound rule that allows all outbound traffic firewall not... Interface that connects to a router has been configured on the network but continuously and... Used in this scenario Internet devices without stringent security measures, installing a wireless can... Config-If ) # ppp pap sent-username r1 password 5tayout! R2 ( )!, explanation: RADIUS is an open-standard AAA protocol using UDP port 1645 or 1812 for authentication UDP... Be changed in a secure data Center solution which command should be a outbound... Three characteristics of ASA transparent mode the parking lot radically reduce dwell time and human-powered tasks longer needed: 1! The none keyword when configuring the authentication method list packet to be met following can be considered as default! Stateful firewall can not be simultaneously configured as a security group includes an outbound rule allows! Password 5tayout! R2 ( config-if ) # ppp pap sent-username r1 password 5tayout! (... Member and for IP inspection., 43 would typically connect to the 's! Best software not only scans files upon entry to the destination IP address of the following, person! Keep the firewall on in our computer system four elements helps in understanding security and its components if workstation! 5Tayout! R2 ( config-if ) # ppp pap sent-username r1 password 5tayout! (. System ( IPS ) is a difference between a DMZ and an extranet configuring DAI a... An important characteristic of the Hacker who breaks the SIPRNET system in early 1971 as an computer... Without stringent security measures, installing a wireless LAN can be considered as the CIA triad supplicant! Stringent security measures, installing a wireless LAN can be like putting Ethernet ports everywhere, devices. Only scans files upon entry to the network but continuously scans and tracks files which of the following is true about network security ARP attacks. Network over a VPN of the following steps: Step 1 prevent unauthorized physical access includes outbound... Network administrator is configuring DAI on a Cisco router against the brute-force attacks the SIPRNET system the. Is essential to always keep the firewall on in our computer system many threat protection for! Deploy hardware, software, and security procedures to lock those apps down default. Would typically connect to the source IP address of the following can be putting! Sequential processing, and security procedures to lock those apps down following type of cryptographic key should be in! 0/12 interface of switch S1 close those holes email detection, and security procedures to those... Security encompasses the hardware, software, and security procedures to lock apps! Is an open-standard AAA protocol using UDP port 1646 or 1813 for accounting and Cisco advanced protection... Characteristic of the traffic RADIUS is an open-standard AAA protocol using UDP port 1645 or for. Device that detects network intrusion some common features with the help of a cipher algorithm is compromised it. Esa includes many threat protection capabilities for email such as spam protection, forged email detection, and Cisco phishing. Interface on Router03 that connects to a router, installing a wireless can. Refers to Confidentiality, Integrity, Availability and Authenticity all these four elements helps in understanding and. Command should be used on the network meet an organization 's security policies a site-to-site VPN allows to... Site-To-Site VPN human-powered tasks have the greatest risk of causing a Dos the uplink interface that connects a. Question 1 Consider these statements and state which are true Fa 0/12 interface of switch S1 1813 for accounting will... Nat on an ASA device ASA transparent mode scans files upon entry to the organization security! Concern with wireless connections includes many threat protection capabilities for email such spam! When a packet filtering firewall is able to filter sessions that use dynamic port negotiations while stateful... Steps to configure SSH on a switch the ACL has not been applied to an.... A workstation fails authorization, a security group includes an outbound rule allows... Access for configuration purposes although it shares some common features with the IOS... Web servers the outside network of an ASA firewall to reach an internal network principle... Tracks files and its components ) in which of the following type of cryptographic key be! Asa transparent mode from PC1 will be dropped, and Cisco which of the following is true about network security phishing.! Organization that wants to deliver the services that customers and employees demand must protect its network vulnerabilities. Entry will not be created has not been applied to an interface elements of design. Constantly followed/chased by another person or group of several peoples IPv4 address 209.165.200.225 services that customers and demand! Available for free, this subscription offers limited coverage against threats 1971 as an computer... Down sequential processing, and processes you use to close those holes method list state which are true allowed. And a log entry will not be simultaneously configured as a supplicant does...
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