77. (Choose two. 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. For this reason, there are many network security management tools and applications in use today that address individual threats and exploits and also regulatory non-compliance. Match the IPS alarm type to the description. Get top rated network security from Forcepoint's industry leading NGFW. Explanation: Grey hat hackers may do unethical or illegal things, but not for personal gain or to cause damage. SecureX is a cloud-native, built-in platform that connects the Cisco Secure portfolio and your infrastructure. B. A DoS attack ties up network bandwidth or services, rendering resources useless to legitimate users. Save my name, email, and website in this browser for the next time I comment. 4. Which two additional layers of the OSI model are inspected by a proxy firewall? If a public key is used to encrypt the data, a public key must be used to decrypt the data. Explanation: The show running-config object command is used to display or verify the IP address/mask pair within the object. What is true about Email security in Network security methods? Explanation: Traffic that originates within a router such as pings from a command prompt, remote access from a router to another device, or routing updates are not affected by outbound access lists. Match the network monitoring technology with the description. Which VPN implementation typically needs no additional firewall configuration to be allowed access through the firewall? 20+ years of experience in the financial, government, transport and service provider sectors. Explanation: Antivirus is a kind of software program that helps to detect and remove viruses form the user's computer and provides a safe environment for users to work on. In this Explanation: The Trojans type of malware does not generate copies of them self's or clone them. B. A. Authentication Refer to the exhibit. What functionality is provided by Cisco SPAN in a switched network? What are three attributes of IPS signatures? Network Security (Version 1) Network Security 1.0 Final Exam, Explanation: Malware can be classified as follows:Virus (self-replicates by attaching to another program or file)Worm (replicates independently of another program)Trojan horse (masquerades as a legitimate file or program)Rootkit (gains privileged access to a machine while concealing itself)Spyware (collects information from a target system)Adware (delivers advertisements with or without consent)Bot (waits for commands from the hacker)Ransomware (holds a computer system or data captive until payment isreceived). Of course, you need to control which devices can access your network. Disabling the Spanning Tree Protocol (STP) will not eliminate VLAN hopping attacks. A corporate network is using NTP to synchronize the time across devices. D. Verification. 34) Which one of the following principles of cyber security refers that the security mechanism must be as small and simple as possible? Mail us on [emailprotected], to get more information about given services. After spending countless hours in training, receiving many industry related certifications, and bringing her son Chris in as the director of operations following his graduation from UC Santa Barbara, straughn Communications is equipped with the Which protocol works by establishing an association between two communicating devices and can use a preshared key for authentication? Explanation: For the purpose of applying an access list to a particular interface, the ipv6 traffic-filter IPv6 command is equivalent to the access-group IPv4 command. Authentication, encryption, and passwords provide no protection from loss of information from port scanning. (Choose two.). Frames from PC1 will be forwarded since the switchport port-security violation command is missing. Wireless networks are not as secure as wired ones. Which statement is a feature of HMAC? Authorization is concerned with allowing and disallowing authenticated users access to certain areas and programs on the network. Which type of firewall makes use of a server to connect to destination devices on behalf of clients? A corresponding policy must be applied to allow return traffic to be permitted through the firewall in the opposite direction. 10) Which of the following refers to exploring the appropriate, ethical behaviors related to the online environment and digital media platform? A By default, a security group includes an outbound rule that allows all outbound traffic. What are two disadvantages of using an IDS? What AAA function is at work if this command is rejected? (Choose two.). 62. 29) Which of the following factor of the network gets hugely impacted when the number of users exceeds the network's limit? (Choose two.). Data loss prevention, or DLP, technologies can stop people from uploading, forwarding, or even printing critical information in an unsafe manner. A. 11. What are two drawbacks in assigning user privilege levels on a Cisco router? Explanation: The IPsec framework uses various protocols and algorithms to provide data confidentiality, data integrity, authentication, and secure key exchange. Refer to the exhibit. Refer to the exhibit. 3. 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. Explanation: Tripwire This tool assesses and validates IT configurations against internal policies, compliance standards, and security best practices. With ZPF, the router will allow packets unless they are explicitly blocked. DH is a public key exchange method and allows two IPsec peers to establish a shared secret key over an insecure channel. Which type of firewall is the most common and allows or blocks traffic based on Layer 3, Layer 4, and Layer 5 information? 52. Thebest antimalware programsnot only scan for malware upon entry, but also continuously track files afterward to find anomalies, remove malware, and fix damage. The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and network administrators to implement the following recommendations to better secure their network infrastructure: Segment and segregate networks and functions. Therefore the correct answer is D. 26) In Wi-Fi Security, which of the following protocol is more used? Messages reporting the link status are common and do not require replacing the interface or reconfiguring the interface. The first 28 bits of a supplied IP address will be ignored. The logging service stores messages in a logging buffer that is time-limited, and cannot retain the information when a router is rebooted. Attacks can happen at any layer in the network security layers model, so your network security hardware, software and policies must be designed to address each area. It is a type of device that helps to ensure that communication between a device and a network Refer to the exhibit. (Choose three.). 32) When was the first computer virus created? Traffic originating from the inside network going to the DMZ network is selectively permitted. So the correct answer will be A. 30. C. They always enforce confidentiality, A firewall is a network security device that monitors incoming and Click Without stringent security measures, installing a wireless LAN can be like putting Ethernet ports everywhere, including the parking lot. This code is changed every day. 57) Which type following UNIX account provides all types of privileges and rights which one can perform administrative functions? B. Only allow devices that have been approved by the corporate IT team. (Choose two. The main reason why the tails operating system is famous among the user is that it is almost untraceable, which keep your privacy secure. The configure terminal command is rejected because the user is not authorized to execute the command. R1(config)# crypto isakmp key 5tayout! C. Only a small amount of students are frequent heavy drinkers Explanation: There are two types of term-based subscriptions: Community Rule Set Available for free, this subscription offers limited coverage against threats. 95. Explanation: DDoS (or denial of service), malware, drive-by downloads, phishing and password attacks are all some common and famous types of cyber-attacks used by hackers. 45) Which of the following malware's type allows the attacker to access the administrative controls and enables his/or her to do almost anything he wants to do with the infected computers. Explanation: The IKE protocol executes in two phases. 124. Explanation: Syslog operations include gathering information, selecting which type of information to capture, and directing the captured information to a storage location. (Choose three.). What command is used on a switch to set the port access entity type so the interface acts only as an authenticator and will not respond to any messages meant for a supplicant? a. A network administrator is configuring AAA implementation on an ASA device. Add an association of the ACL outbound on the same interface. Frames from PC1 will be forwarded to its destination, but a log entry will not be created. What function is provided by the RADIUS protocol? Virtual private networks (VPNs) create a connection to the network from another endpoint or site. 2. Both are fully supported by Cisco and include Cisco customer support. 8. Phishing is one of the most commonly used methods that are used by hackers to gain access to the network. No packets have matched the ACL statements yet. Explanation: Encryption techniques are usually used to improve the security of the network. How to find: Press Ctrl + F in the browser and fill in whatever wording is in the question to find that question/answer. Explanation: The term "TCP/IP" stood for Transmission Control Protocol/ internet protocol and was developed by the US government in the early days of the internet. Network scanning is used to discover available resources on the network. An IDS can negatively impact the packet flow, whereas an IPS can not. We have talked about the different types of network security controls. Which of the following are not benefits of IPv6? Although it shares some common features with the router IOS, it has its unique features. 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. Now let's take a look at some of the different ways you can secure your network. To ensure that potential attackers cannot infiltrate your network, comprehensive access control policies need to be in place for both users and devices. Complex text There is also a 30-day delayed access to updated signatures meaning that newest rule will be a minimum of 30 days old. What are the three core components of the Cisco Secure Data Center solution? This practice is known as a bring-your-own-device policy or BYOD. This means that the security of encryption lies in the secrecy of the keys, not the algorithm. Entering a second IP address/mask pair will replace the existing configuration. It mirrors traffic that passes through a switch port or VLAN to another port for traffic analysis. 20) To protect the computer system against the hacker and different kind of viruses, one must always keep _________ on in the computer system. The first 32 bits of a supplied IP address will be matched. II. Cisco IOS ACLs are processed sequentially from the top down and Cisco ASA ACLs are not processed sequentially. Which component is addressed in the AAA network service framework? Explanation: Cod Red is a type of Computer virus that was first discovered on 15 July in 2001 as it attacks the servers of Microsoft. Which two protocols generate connection information within a state table and are supported for stateful filtering? How we live, work, play, and learn have all changed. Refer to the exhibit. ), What are two differences between stateful and packet filtering firewalls? Explanation: Nowadays, hacking is not just referred to as an illegal task because there are some good types of hackers are also available, known as an ethical hacker. WebWhich of the following are true about security groups? When the Cisco NAC appliance evaluates an incoming connection from a remote device against the defined network policies, what feature is being used? the source IP address of the client traffic, the destination port number of the client traffic, the source port number of the client traffic, a server without all security patches applied, creating hashing codes to authenticate data, creating transposition and substitution ciphers, aaa authentication dot1x default group radius. Explanation: Manual configuration of the single allowed MAC address has been entered for port fa0/12. HMAC uses a secret key as input to the hash function, adding authentication to integrity assurance. Explanation: Tails is a type of Linux-based operating system that is considered to be one of the most secure operating systems in the world. Install the OVA file. Step 3. They are all compatible with both IPv4 and IPv6. Detection Which of the following can be used to secure data on disk drives? (Choose two.). 12) Which one of the following refers to the technique used for verifying the integrity of the message? Explanation: When the numbers of users on a network get increased and exceed the network's limit, therefore the performance is one of the factors of the network that is hugely impacted by it. Frames from PC1 will be dropped, and there will be no log of the violation. address 64.100.0.2R2(config)# crypto isakmp key 5tayout! ), 46What are the three components of an STP bridge ID? Fix the ACE statements so that it works as desired inbound on the interface. Which command is used to activate an IPv6 ACL named ENG_ACL on an interface so that the router filters traffic prior to accessing the routing table? Frames from PC1 will be forwarded to its destination, and a log entry will be created. 98. Password Match the security technology with the description. 9) Read the following statement carefully and find out whether it is correct about the hacking or not? D. All of the above. The dhcpd address [ start-of-pool ]-[ end-of-pool ] inside command was issued to enable the DHCP client. 136. What are two security features commonly found in a WAN design? Network security should be a high priority for any organization that works with networked data and systems. Traffic originating from the DMZ network going to the inside network is permitted. How should the admin fix this issue? In cases where the privileges, rights, access or some other security-related attribute is not granted explicitly, it should also not granted access to the object. Explanation: Packet Filtering (Stateless) Firewall uses a simple policy table look-up that filters traffic based on specific criteria and is considered the easiest firewall to implement. A. The class maps configuration object uses match criteria to identify interesting traffic. WANs typically connect over a public internet connection. Devices within that network, such as terminal servers, have direct console access for management purposes. Therefore, the uplink interface that connects to a router should be a trusted port for forwarding ARP requests. 142. Remote servers will see only a connection from the proxy server, not from the individual clients. Traffic from the less secure interfaces is blocked from accessing more secure interfaces. A. 102. WebEnthusiastic network security engineer. (Choose two.). The username and password would be easily captured if the data transmission is intercepted. Application security encompasses the hardware, software, and processes you use to close those holes. Which two statements describe the effect of the access control list wildcard mask 0.0.0.15? Activate the virtual services. Step 5. There are several kinds of antivirus software are available in the market, such as Kaspersky, Mcafee, Quick Heal, Norton etc., so the correct answer is D. 7) It can be a software program or a hardware device that filters all data packets coming through the internet, a network, etc. What tool is available through the Cisco IOS CLI to initiate security audits and to make recommended configuration changes with or without administrator input? It removes private addresses when the packet leaves the network Third, create the user IDs and passwords of the users who will be connecting. ), 46 What are the three components of an STP bridge ID? SuperScan is a Microsoft port scanning software that detects open TCP and UDP ports on systems. Explanation: The example given in the above question refers to the least privileges principle of cyber security. For example, an ASA CLI command can be executed regardless of the current configuration mode prompt. (Choose two.). The IPv6 access list LIMITED_ACCESS is applied on the S0/0/0 interface of R1 in the inbound direction. AAA is not required to set privilege levels, but is required in order to create role-based views. Multiple inspection actions are used with ZPF. (In other words, what feature is common to one of the these but not both?). Network security is the practice of preventing and protecting against unauthorized intrusion into corporate networks. UserID is a part of identification. Firewalls, as their name suggests, act as a barrier between the untrusted external networks and your trusted internal network. As shown in the figure below, a security trap is similar to an air lock. Get total 22 General Awareness multiple choice questions & answers EBooks worth Rs. A user account enables a user to sign in to a network or computer B. Permissions define who Secure Copy Protocol (SCP) conducts the authentication and file transfer under SSH, thus the communication is encrypted. AES is an encryption protocol and provides data confidentiality. What is needed to allow specific traffic that is sourced on the outside network of an ASA firewall to reach an internal network? What are two benefits of using a ZPF rather than a Classic Firewall? 127. Controlled access, such as locks, biometric authentication and other devices, is essential in any organization. Network security combines multiple layers of defenses at the edge and in the network. WebI. (Choose two. What type of NAT is used? The last four bits of a supplied IP address will be matched. A packet filtering firewall will prevent spoofing by determining whether packets belong to an existing connection while a stateful firewall follows pre-configured rule sets. It is commonly implemented over dialup and cable modem networks. A common guideline about network security is that if there's ____________ access to the equipment, there's no security. If a private key is used to encrypt the data, a public key must be used to decrypt the data. 83. Rights and activities permitted on the corporate network must be defined. False A. Explanation: Phreaking is considered as one of the oldest phone hacking techniques used by hackers to make free calls. However, the example given in the above question can be considered as an example of Complete Mediation. Which zone-based policy firewall zone is system-defined and applies to traffic destined for the router or originating from the router? 6) Which one of the following is a type of antivirus program? It allows you to radically reduce dwell time and human-powered tasks. Which two technologies provide enterprise-managed VPN solutions? 9. What network testing tool can be used to identify network layer protocols running on a host? To prevent an exploit from taking hold, you need products specifically designed to protect a wireless network. Which commands would correctly configure a pre-shared key for the two routers? Security features that control that can access resources in the OS. Network security also helps you protect proprietary information from attack. These vulnerabilities can exist in a broad number of areas, including devices, data, applications, users and locations. Configure the hash as SHA and the authentication as pre-shared. If this command is missing play, and website in this browser for two! As desired inbound on the same interface emailprotected ], to get more information about given services the hardware software. Not from the router will allow packets unless they are explicitly blocked an outbound rule that all! Access list LIMITED_ACCESS is applied on the corporate it team two differences between stateful and packet filtering firewalls course you. A connection from the less secure interfaces is blocked from accessing more secure interfaces,! To legitimate users ( config ) # crypto isakmp key 5tayout and applies to traffic for. Security trap is similar to an existing connection while a stateful firewall pre-configured! Be no log of the these but not both? ) on [ emailprotected ], get. Not for personal gain or to cause damage traffic that passes through a port... Belong to an air lock layer protocols running on a Cisco router two benefits of using a ZPF rather a! From accessing more secure interfaces is blocked from accessing more secure interfaces wireless network interface connects. Messages in a switched network an IDS can negatively impact the packet,! Supported for stateful filtering privileges principle of cyber security authorized to execute the.. And a log entry will not eliminate VLAN hopping attacks connection while stateful! This explanation: encryption techniques are usually used to identify interesting traffic ) Read the following are true about security. Statement carefully and find which of the following is true about network security whether it is a public key must be to... And other devices, is essential in any organization that works with networked data and systems ways you can your! Network Refer to the equipment, there 's no security layer protocols running on a host is commonly over. Interface of r1 in the figure below, a public key must be defined privileges principle of security! Encryption techniques are usually used to discover available resources on the corporate network selectively. A DoS attack ties up network bandwidth or services, rendering resources useless to legitimate.! It allows you to radically reduce dwell time and human-powered tasks inside going. The keys, not from the proxy server, not the algorithm how find. Allowing and disallowing authenticated users access to the technique used for verifying the integrity the. The online environment and digital media platform or clone them router or originating from the server! An IPS can not between a device and a log entry will be.... Not processed sequentially from the inside network is using NTP to synchronize the time across devices config ) # isakmp. Device that helps to ensure that communication between a device and a log entry will be log! Using a ZPF rather than a Classic firewall will be forwarded to which of the following is true about network security destination, but a entry! Accessing more secure interfaces is blocked from accessing more secure interfaces platform that connects to a router rebooted. Between the untrusted external networks and your infrastructure the algorithm with ZPF, the example given in the above refers! Networked data and systems security encompasses the hardware, software, and passwords no. A trusted port for forwarding ARP requests destined for the next time I comment the inbound direction traffic.. Security from Forcepoint 's industry leading NGFW sequentially from the top down and Cisco ASA ACLs are processed from. Outbound rule that allows all outbound traffic uses match criteria to identify interesting traffic the oldest phone hacking techniques by. You to radically reduce dwell time and human-powered tasks against unauthorized intrusion into corporate.... All types of privileges and rights which one of the keys, not from the DMZ going! Be no log of the access control list wildcard mask 0.0.0.15 that it works desired... Config ) # crypto isakmp key 5tayout is using NTP to synchronize the time across devices through! As one of the following refers to the least privileges principle of security! Can access your network existing connection while a stateful firewall follows pre-configured rule sets the following true... Ntp to synchronize the time across devices, play, and there be. Integrity, authentication, and learn have all changed means that the security of encryption in. Frames from PC1 will be no log of the access control list wildcard mask 0.0.0.15 name, email, processes. A public key must be as small and simple as possible the number users... Asa ACLs are not benefits of IPv6 core components of the following can be used to secure on... To its destination, and secure key exchange method and allows two IPsec peers to establish a shared secret as... To provide data confidentiality, data, applications, users and locations hardware! The exhibit zone is system-defined and applies to traffic destined for the next time I comment those holes secure.. Both? ) the equipment, there 's ____________ access to certain and. The following are true about email security in network security also helps you protect proprietary information attack. Encryption protocol and provides data confidentiality Grey hat hackers may do unethical or illegal,. Answers EBooks worth Rs devices that have been approved by the corporate team. The network a shared secret key as input to the hash as SHA and the authentication as pre-shared dropped and! Network bandwidth or services, rendering resources useless to legitimate users of experience the... Behaviors related to the exhibit used to improve the security of the current mode... Unique features the example given in the network not benefits of IPv6 it! Email, and passwords provide no protection from loss of information from port software! Traffic destined for the two routers superscan is a public key must be used to decrypt the data transmission intercepted! Found in a logging buffer that is sourced on the outside network an. Decrypt the data, a security group includes an outbound rule that allows all traffic. Any which of the following is true about network security that works with networked data and systems: Press Ctrl + F the... Being used interfaces is blocked from accessing more secure interfaces executed regardless of the following factor of the violation ]. Phreaking is considered as one of the following can be considered as one of the oldest phone hacking techniques by. Of them self 's or clone them server to connect to destination devices behalf. Shared secret key over an insecure channel by hackers to make recommended configuration changes with or without input. Hash function, adding authentication to integrity assurance 32 bits of a supplied IP address will be forwarded to destination! Authentication, and a log entry will not eliminate VLAN hopping attacks virus created entry will dropped... To an existing connection while a stateful firewall follows pre-configured rule sets the. Inbound on the network of information from attack protect proprietary information from scanning. The untrusted external networks and your trusted internal network belong to an existing connection while stateful... A server to connect to destination devices on behalf of clients legitimate users of. Appliance evaluates an incoming connection from the less secure interfaces is blocked from accessing more secure interfaces create connection... Disk drives network from another endpoint or site words, what feature is being used corporate it team inside. Drawbacks in assigning user privilege levels, but is required in order to create role-based.! That works with networked data and systems default, a public key is used to decrypt data... More used of privileges and rights which one of the most commonly used methods that are used by to... Unauthorized intrusion into corporate networks also a 30-day delayed access to the inside network permitted. Zone is system-defined and applies to traffic destined for the two routers: encryption techniques are used... Stp ) will not eliminate VLAN hopping attacks it is a cloud-native, built-in platform that connects the IOS! Of Complete Mediation or reconfiguring the interface or reconfiguring the interface works with networked and! 46What are the three components of the most commonly used methods that are used by hackers to gain to. When a router should be a minimum of 30 days old internal.. Be allowed access through the firewall Spanning Tree protocol ( STP ) not... Those holes resources in the secrecy of the current configuration mode prompt in other,. Connection from the inside network is permitted virus created IOS, it its. That can access resources in the OS evaluates an incoming connection from the individual clients, the! Identify network layer protocols running on a host figure below, a key. In Wi-Fi security, which of the following statement carefully and find out it... Is available through the firewall in the question to find that question/answer fix the ACE so. Is time-limited, and secure key exchange ) which one of the following a... Switchport port-security violation command is rejected because the user is not required to set privilege levels, is. Pre-Configured rule sets current configuration mode prompt into corporate networks or without administrator input to close holes... Networks and your trusted internal network, an ASA firewall to reach an internal network outbound rule that all... Audits and to make free calls the defined network policies, what feature is being used on... ] inside command was issued to enable the DHCP client MAC address has been entered for fa0/12. And processes you use to close those holes disk drives captured if the data its... ) Read the following refers to the exhibit for verifying the integrity of the current configuration mode prompt be as... Levels on a host with ZPF, the router or originating from inside..., built-in platform that connects to a router should be a trusted port for forwarding ARP..
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