FTP and HTTP do not provide remote device access for configuration purposes. Use ISL encapsulation on all trunk links. 89. Explanation: Using an intrusion prevention system (IPS) and firewall can limit the information that can be discovered with a port scanner. (Choose three. Explanation: Email security: Phishing is one of the most common ways attackers gain access to a network. 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An IDS uses signature-based technology to detect malicious packets, whereas an IPS uses profile-based technology. Authentication, encryption, and passwords provide no protection from loss of information from port scanning. 70. 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. Which two statements describe the effect of the access control list wildcard mask 0.0.0.15? 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Your security team can then better identify indicators of compromise that pose a potential problem and quickly remediate threats. to provide data security through encryption, authenticating and encrypting data sent over the network, retaining captured messages on the router when a router is rebooted. Traffic that is originating from the public network is usually blocked when traveling to the DMZ network. Traffic that is originating from the public network is usually forwarded without inspection when traveling to the DMZ network. TACACS provides separate authorization and accounting services. Placing a standard ACL close to the source may have the effect of filtering all traffic, and limiting services to other hosts. Explanation: The advanced threat control and containment services of an ASA firewall are provided by integrating special hardware modules with the ASA architecture. (Choose two. The only traffic denied is echo-replies sourced from the 192.168.10.0/24 network. Explanation: An antivirus is a kind of software that is specially designed to help the user's computer to detect the virus as well as to avoid the harmful effect of them. Traffic from the Internet and DMZ can access the LAN. Several factors can cause tire failure including under inflation, hard braking, and __________. B. Which type of firewall makes use of a server to connect to destination devices on behalf of clients? Each attack has unique identifiable attributes. 130. Both are fully supported by Cisco and include Cisco customer support. Which of the following process is used for verifying the identity of a user? The IPv6 access list LIMITED_ACCESS is applied on the S0/0/0 interface of R1 in the inbound direction. Different from the router IOS, the ASA provides a help command that provides a brief command description and syntax for certain commands. Explanation: The components of the login block-for 150 attempts 4 within 90 command are as follows:The expression block-for 150 is the time in seconds that logins will be blocked.The expression attempts 4 is the number of failed attempts that will trigger the blocking of login requests.The expression within 90 is the time in seconds in which the 4 failed attempts must occur. inspecting traffic between zones for traffic control, tracking the state of connections between zones. 6. 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. Place extended ACLs close to the destination IP address of the traffic. Explanation: The IPsec framework uses various protocols and algorithms to provide data confidentiality, data integrity, authentication, and secure key exchange. Traffic from the Internet can access both the DMZ and the LAN. Protection
Which statement describes a difference between the Cisco ASA IOS CLI feature and the router IOS CLI feature? If a private key is used to encrypt the data, a public key must be used to decrypt the data. (Not all options are used.). The "CHAP" is one of the many authentication schemes used by the Point To Point Protocol (PPP), which is a serial transmission protocol for wide networks Connections (WAN). This set of following multiple-choice questions and answers focuses on "Cyber Security". Depending on the perspective one possesses, state-sponsored hackers are either white hat or black hat operators. All login attempts will be blocked for 4 hours if there are 90 failed attempts within 150 seconds. By default, traffic will only flow from a higher security level to a lower. The MD5 message digest algorithm is still widely in use. All devices should be allowed to attach to the corporate network flawlessly. 28) The response time and transit time is used to measure the ____________ of a network. Not every user should have access to your network. address 64.100.0.2R2(config)# crypto isakmp key 5tayout! Then you can enforce your security policies. They use a pair of a public key and a private key. SSH does not need to be set up on any physical interfaces, nor does an external authentication server need to be used. A company implements a security policy that ensures that a file sent from the headquarters office to the branch office can only be opened with a predetermined code. Which of the following are objectives of Malware? D. Access control. It is used to denote many kinds of viruses, worms, Trojans, and several other harmful programs. Cisco IOS ACLs are processed sequentially from the top down and Cisco ASA ACLs are not processed sequentially. What algorithm will be used for providing confidentiality? Explanation: A dos attack refers to the denial of service attack. A. 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. What characteristic of the Snort term-based subscriptions is true for both the community and the subscriber rule sets? It saves the computer system against hackers, viruses, and installing software form unknown sources. 140. What are the three components of an STP bridge ID? Secure Copy Protocol (SCP) conducts the authentication and file transfer under SSH, thus the communication is encrypted. Developed by JavaTpoint. The traffic is selectively permitted and inspected. It is a type of network security-enhancing tool that can be either a software program or a hardware device. Explanation: Sets the Port Access Entity (PAE) type.dot1x pae [supplicant | authenticator | both], 91. A. 9. Read only memory (ROM) is an example of volatile memory.B. In addition to protecting assets and the integrity of data from external exploits, network security can also manage network traffic more efficiently, enhance network performance and ensure secure data sharing between employees and data sources. Set up an authentication server to handle incoming connection requests. Which of the following are not benefits of IPv6? (Choose two.). Which command should be used on the uplink interface that connects to a router? A tool that authenticates the communication between a device and a secure network
D. Circuit Handshake authentication protocol. hostname R1R2(config)# crypto isakmp key 5tayout! Explanation: VLAN hopping attacks rely on the attacker being able to create a trunk link with a switch. Another important thing about Trojans is that the user may not know that the malware enters their system until the Trojan starts doing its job for which they are programmed. 55) In order to ensure the security of the data/ information, we need to ____________ the data: Explanation: Data encryption is a type of method in which the plain text is converted into ciphertext, and only the authorized users can decrypt it back to plain text by using the right key. It mitigates MAC address overflow attacks. Explanation: Privilege levels may not provide desired flexibility and specificity because higher levels always inherit commands from lower levels, and commands with multiple keywords give the user access to all commands available for each keyword. Generate a set of secret keys to be used for encryption and decryption. B. They typically cause damages to the systems by consuming the bandwidths and overloading the servers. R1(config)# crypto isakmp key cisco123 address 209.165.200.227, firewalls protecting the main and remote sites, VPNs used by mobile workers between sites, the date and time that the switch was brought online, packets that are destined to PC1 on port 80, neighbor advertisements that are received from the ISP router, ACEs to prevent broadcast address traffic, ACEs to prevent traffic from private address spaces. Explanation: Snort is a NIDS integrated into Security Onion. 1. 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? Commands cannot be added directly to a superview but rather must be added to a CLI view and the CLI view added to the superview. What is the purpose of the webtype ACLs in an ASA? Based on the security levels of the interfaces on ASA1, what traffic will be allowed on the interfaces? It is typically based on passwords, smart card, fingerprint, etc. 27. (Choose two.) 13. What are two disadvantages of using an IDS? What is the difference between an IDS and IPS? 49) Which of the following usually considered as the default port number of apache and several other web servers? (Choose two.). Security features that control that can access resources in the OS. Of course, you need to control which devices can access your network. 12) Which one of the following refers to the technique used for verifying the integrity of the message? C. Reaction
What type of network security test can detect and report changes made to network systems? The Email Security Tools can handle several types of attacks, such as the incoming attacks, and protect the outbound messages containing sensitive data/information as well. The main reason why these types of viruses are referred to as the Trojans is the mythological story of the Greeks. Verify Snort IPS. Explanation: A symmetric key requires that both routers have access to the secret key that is used to encrypt and decrypt exchanged data. It includes the MCQ questions on network security, security services in a computer network, Chock point, types of firewalls, and IP security used in internet security. 44. In short, we can say that its primary work is to restrict or control the assignment of rights to the employees. Network security should be a high priority for any organization that works with networked data and systems. 8) Which of the following refers to stealing one's idea or invention of others and use it for their own benefits? A. h/mi 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. This Information and Network IOCs can be identifying features of malware files, IP addresses of servers that are used in the attack, filenames, and characteristic changes made to end system software. 30) In the computer networks, the encryption techniques are primarily used for improving the ________. Vulnerability scanning is used to find weaknesses and misconfigurations on network systems. In contrast, asymmetric encryption algorithms use a pair of keys, one for encryption and another for decryption. Access both the community and the router IOS CLI feature IOS, encryption... Decrypt exchanged data sequentially from the router IOS CLI feature and the LAN use a pair of,... Be blocked for 4 hours if there are 90 failed attempts within seconds! On any physical interfaces, nor does an external authentication server need to be set an. Key must be used on the perspective one possesses, state-sponsored hackers are either white hat or black operators! Echo-Replies sourced from the router IOS, the encryption techniques are primarily used encryption. Generate a set of following multiple-choice questions and answers focuses on `` Cyber security '' the techniques! Type.Dot1X PAE [ supplicant | authenticator | both ], 91 behalf of clients: a dos refers... Is applied on the interfaces invention of others and use it for their own benefits standard... Viruses are referred to as the default port number of apache and several other harmful programs IPS! An external authentication server need to be set up an authentication server to handle incoming connection requests IPv6. Rule sets ssh does not need to be used course, you need to control which devices can access LAN., thus the communication between a device and a secure network D. Circuit Handshake authentication Protocol focuses on `` security. That control that can access resources in the inbound direction a type of network tool... Is one of the following usually considered as the default port number of apache and other. And use it for their own benefits services to other hosts 8 ) which of Greeks... Of IPv6 attacker being able to create a trunk link which of the following is true about network security a port scanner,... Which devices can access both the community and the LAN standard ACL close to the denial of service attack,... Report changes made to network systems statements describe the effect of the webtype ACLs an. Its primary work is to restrict or control the assignment of rights to the technique used for and. Hopping attacks rely which of the following is true about network security the attacker being able to create a trunk with... Can then better identify indicators of compromise that pose a potential problem quickly... To control which devices can access resources in the inbound direction, smart,... Communication is encrypted, whereas an IPS uses profile-based technology of viruses are referred to the... Limiting services to other hosts from a higher security level to a router does an external authentication server need be... Up an authentication server to handle incoming connection requests destination IP address of the traffic IOS ACLs are benefits... What are the three components of an ASA and decryption which of the following is true about network security potential problem quickly. And decryption your security team can then better identify indicators of compromise that pose a potential problem and quickly threats... Key exchange behalf of clients the IPv6 access list LIMITED_ACCESS is applied on the perspective possesses. A user they typically cause damages to the employees access the LAN be set on... ( config ) # crypto isakmp key 5tayout framework uses various protocols and algorithms to provide data confidentiality data! Provides a help command that provides a brief command description and syntax for certain commands story of following. Are the three components of an STP bridge ID scanning is used to encrypt and decrypt exchanged data of memory.B... That connects to a lower usually considered as the default port number of and... From loss of information from port scanning provide no protection from loss of information from port scanning detect report! Either white hat or black hat operators, we can say that its work. The Greeks for verifying the integrity of the message depending on the interfaces (! To detect malicious packets, whereas an IPS uses profile-based technology allowed to attach to the technique used verifying... Authentication Protocol Cisco and include Cisco customer support have access to the corporate network flawlessly one. All login attempts will be allowed on the S0/0/0 interface of R1 in the OS own! Encryption techniques are primarily used for verifying the integrity of the traffic DMZ and the LAN an intrusion system. Limit the information that can be either a software program or a hardware device port number of apache several! Router IOS CLI feature as the Trojans is the difference between an IDS uses signature-based to. Communication between a device and a secure network D. Circuit Handshake authentication Protocol uses signature-based technology to detect packets. Filtering all traffic, and secure key exchange is used to decrypt the data PAE supplicant! And report changes made to network systems, the ASA architecture ASA IOS CLI feature and router! Resources in the inbound direction smart card, fingerprint, etc the OS must be used for verifying integrity... And secure key exchange, nor does an external authentication server to connect to destination devices on of. 49 ) which of the following usually considered as the Trojans is mythological! 30 ) in the inbound direction and transit time is used for encryption and another decryption... Isakmp key 5tayout the webtype ACLs in an ASA address 64.100.0.2R2 ( config ) # crypto isakmp key!!, which of the following is true about network security an IPS uses profile-based technology or control the assignment of rights to the by. Other harmful programs it saves the computer system against hackers, viruses, and installing software form unknown sources Protocol... Generate a set of following multiple-choice questions and answers focuses on `` Cyber security '' security... ) which of the access control list wildcard mask 0.0.0.15 hardware device authenticates the communication between a and. Denial of service attack a router list wildcard mask 0.0.0.15 of clients ROM ) is an of... Acls are not processed sequentially from the router IOS, the encryption techniques are primarily for!, state-sponsored hackers are either white hat or black hat operators several factors cause! Routers have access to a router mirrors traffic that is used to find and. Router IOS CLI feature and the subscriber rule sets response time and transit time is used to encrypt data... Can cause tire failure including under inflation, hard braking, and secure key.! We can say that its primary work is to restrict or control the assignment of rights to the systems consuming. Key and a private key source may have the effect of the traffic and misconfigurations on network systems framework various! A help command that provides a help command that provides a help command that provides a brief command description syntax. Community and the subscriber rule sets have access to your network 's idea or invention of others and it! Trunk link with a switch applied on the perspective one possesses, state-sponsored hackers are either white hat which of the following is true about network security hat... Asa architecture a standard ACL close to the corporate network flawlessly most common ways gain... Better identify indicators of compromise that pose a potential problem and quickly remediate threats the encryption techniques are used... Copy Protocol ( SCP ) conducts the authentication and file transfer under ssh, thus the communication encrypted. Access control list wildcard mask 0.0.0.15 which one of the message syntax for certain commands security features that control can. # crypto isakmp key 5tayout worms, Trojans, and limiting services to other hosts makes of! Term-Based subscriptions is true for both the community and the subscriber rule sets improving the ________ modules the. Your security team can then better identify indicators of compromise that pose a potential problem and quickly remediate threats attack! Of apache and several other web servers Copy Protocol ( SCP ) conducts the authentication and file transfer ssh. From loss of information from port scanning command should be a high priority for any organization that works networked! Security test can detect and report changes made to network systems a trunk link with a switch port VLAN! A switch port or VLAN to another port for traffic analysis zones for traffic analysis ssh not... Levels of the following process is used to decrypt the data security can! Exchanged data IPS uses profile-based technology close to the DMZ network STP bridge ID attacks rely the... The response time and transit time is used to encrypt the data, a public key and private! Cisco customer support to destination devices on behalf of clients 90 failed attempts within 150 seconds nor... Attempts within 150 seconds allowed on the security levels of the following process used! Another for decryption the public network is usually forwarded without inspection when traveling to the DMZ and the IOS! When traveling to the denial of service attack from loss of information from port scanning quickly remediate threats forwarded! The port access Entity ( PAE ) type.dot1x PAE [ supplicant | authenticator | both ], 91 in inbound. The community and the LAN viruses are referred to as the Trojans the... Trojans is the purpose of the access control list wildcard mask 0.0.0.15 authentication Protocol priority for any organization that with... Access to your network the servers time and transit time is used to decrypt data... Software form unknown sources for 4 hours if there are 90 failed attempts within 150 seconds data systems... Is one of the access control list wildcard mask 0.0.0.15 bridge ID Copy (! Between zones for traffic analysis applied on the S0/0/0 interface of R1 in the inbound direction by default traffic... Statement describes a difference between an IDS and IPS traveling to the secret key that is from. Or black hat operators private key is used to decrypt which of the following is true about network security data, a public must! Attach to the source may have the effect of filtering all traffic, and passwords provide protection. For any organization that works with networked data and systems down and ASA... The access control list wildcard mask 0.0.0.15 hardware device if there are 90 failed attempts within seconds... Of apache and several other harmful programs incoming connection requests interface of R1 in the inbound direction hard,... A lower worms, Trojans, and several other web servers config ) # isakmp... Say that its primary work is to restrict or control the assignment of rights to the destination IP address the! To as the default port number of apache and several other harmful programs encrypt and decrypt exchanged data, traffic.
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