which of the following is true about network security

146. 6. Explanation: A site-to-site VPN is created between the network devices of two separate networks. Both keys are capable of the encryption process, but the complementary matched key is required for decryption. Then you can enforce your security policies. It's primary goal is to invade your privacy by monitoring your system and reporting your activities to advertisers and spammers. 48) Which of the following is a type of independent malicious program that never required any host program? Which three statements are generally considered to be best practices in the placement of ACLs? Which two steps are required before SSH can be enabled on a Cisco router? What elements of network design have the greatest risk of causing a Dos? Use VLAN 1 as the native VLAN on trunk ports. Mail us on [emailprotected], to get more information about given services. Explanation: There are two types of term-based subscriptions: Community Rule Set Available for free, this subscription offers limited coverage against threats. First, set the host name and domain name. WebSocial Science Sociology Ch 4: Network Security 5.0 (4 reviews) Term 1 / 106 The Target attackers probably first broke into Target using the credentials of a (n) ________. Which statement is a feature of HMAC? A person must first enter the security trap using their badge ID proximity card. 129. How we live, work, play, and learn have all changed. All rights reserved. 81. B. VPN creating a secure, encrypted "tunnel" across the open internet. D. All of the above, Which of the following statements is true based on recent research: It can also be considered as a device installed at the boundary of an incorporate to protect form unauthorized access. Explanation: A keyed-hash message authentication code (HMAC or KHMAC) is a type of message authentication code (MAC). Explanation: VLAN hopping attacks rely on the attacker being able to create a trunk link with a switch. 59) Which of the following known as the oldest phone hacking techniques used by hackers to make free calls? 28) The response time and transit time is used to measure the ____________ of a network. What port state is used by 802.1X if a workstation fails authorization? This means that the security of encryption lies in the secrecy of the keys, not the algorithm. The level of access of employees when connecting to the corporate network must be defined. Which of the following is a type of malware that isn't self-replicating and is usually installed by the user without his knowledge. 82. 89. An advantage of this is that it can stop an attack immediately. 126. GATE-IT-2004 Network Security Discuss it Question 7 Consider that B wants to send a message m that is It is a device installed at the boundary of an incorporate to protect it against the unauthorized access. 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? Firewalls, as their name suggests, act as a barrier between the untrusted external networks and your trusted internal network. A technician is to document the current configurations of all network devices in a college, including those in off-site buildings. Explanation: DNS stands for the Domain name system; the main work of a DNS is to translate the Domain name into an IP address that is understandable to the computers. Taking small sips to drink more slowly In an attempt to prevent network attacks, cyber analysts share unique identifiable attributes of known attacks with colleagues. 7. Which two statements describe the use of asymmetric algorithms? Explanation: Message Digest is a type of cryptographic hash function that contains a string of digits that are created by the one-way hashing formula. Attackers use personal information and social engineering tactics to build sophisticated phishing campaigns to deceive recipients and send them to sites serving up malware. The IDS works offline using copies of network traffic. UserID can be a combination of username, user student number etc. (Choose two.). (Choose two.). 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. This is also known as codebreaking. Which attack is defined as an attempt to exploit software vulnerabilities that are unknown or undisclosed by the vendor? Next step for AdvancedAnalytics: Use the following information to resolve the error, uninstall this feature, and then run the setup process again. 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 internet. Based on the security levels of the interfaces on ASA1, what traffic will be allowed on the interfaces? 78. Which network monitoring technology uses VLANs to monitor traffic on remote switches? The IOS do command is not required or recognized. Privilege levels must be set to permit access control to specific device interfaces, ports, or slots. documents used in encryption and authentication protocols that identify a person or computer and can be verified by a certification authority, spreads by replicating itself into programs or documents, monopolizes network services or network bandwidth, inspects packets as they go into and out of the network, a series of letters, numbers, and special characters, much like a password, that both communicating devices use to authenticate each other's identity, malware that's activated when a particular event occurs, a self-contained, self-replicating program, packets are denied on context as well as packet properties, permits access to computer, bypasses normal authentication. Both the ASA CLI and the router CLI use the # symbol to indicate the EXEC mode. The time on Router03 may not be reliable because it is offset by more than 7 seconds to the time server. (In other words, what feature is common to one of the these but not both?). Cyber Stalking is a type of cybercrime in which a person (or victim) is being followed continuously by another person or group of several people through electronic means to harass the victim. Place standard ACLs close to the destination IP address of the traffic. Generally, these types of mail are considered unwanted because most users don't want these emails at all. You have purchased a network-based IDS. What can firewalls do to help ensure that a packet is denied if it's not part of an ongoing legitimate conversation? ), What are two differences between stateful and packet filtering firewalls? Which parameter can be used in extended ACLs to meet this requirement? (Choose two.). Refer to the exhibit. What algorithm is being used to provide public key exchange? Refer to the exhibit. Immediately suspend the network privileges of the user. 121. C. Reaction ***Rooms should have locks, adequate power receptacles, adequate cooling measures, and an EMI-free environment. Refer to the exhibit. Explanation: Zone-based policy firewalls typically have the private (internal or trusted) zone, the public (external or untrusted) zone, and the default self zone, which does not require any interfaces. When the Cisco NAC appliance evaluates an incoming connection from a remote device against the defined network policies, what feature is being used? Which action do IPsec peers take during the IKE Phase 2 exchange? B. Software-defined segmentation puts network traffic into different classifications and makesenforcing security policieseasier. NetWORK security is Cisco's vision for simplifying network, workload, and multicloud security by delivering unified security controls to dynamic environments. However, the example given in the above question can be considered as an example of Complete Mediation. ): 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. Explanation: Trojans are a type of malware that will perform any types of actions for those they are design or programmed. Which of the following is true regarding a Layer 2 address and Layer 3 address? This subscription is fully supported by Cisco. (Choose two.). (Choose two.). 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: Secure segmentation is used when managing and organizing data in a data center. Commonly, BYOD security practices are included in the security policy. Explanation: On the basis of response time and transit time, the performance of a network is measured. WebHere youll discover a listing of the Information and Network Security MCQ questions, which exams your primary Network security knowledge. Which measure can a security analyst take to perform effective security monitoring against network traffic encrypted by SSL technology? (Choose two. Why is there no output displayed when the show command is issued? Which two characteristics apply to role-based CLI access superviews? Phishing is one of the most commonly used methods that are used by hackers to gain access to the network. Several factors can cause tire failure including under inflation, hard braking, and __________. These distributed workloads have larger attack surfaces, which must be secured without affecting the agility of the business. What service provides this type of guarantee? 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. What function is provided by Snort as part of the Security Onion? The Subscriber Rule Set also provides the fastest access to updated signatures in response to a security incident or the proactive discovery of a new threat. In contrast, asymmetric encryption algorithms use a pair of keys, one for encryption and another for decryption. A. WebA. C. OTP It can be possible that in some cases, hacking a computer or network can be legal. 104. With HIPS, the success or failure of an attack cannot be readily determined. Data center visibility is designed to simplify operations and compliance reporting by providing consistent security policy enforcement. The first 32 bits of a supplied IP address will be matched. Controls to dynamic environments undisclosed by the user without his knowledge close the. Example given in the placement of ACLs types of actions for those they are or! Do IPsec peers take during the IKE Phase 2 exchange practices are included in security. The most commonly used methods that are used by hackers to make free calls attack is defined as attempt. Both the ASA CLI and the router CLI use the # symbol to indicate the mode. Cli access superviews, hacking a computer or network can be legal be on! Destination IP address of the these but not both? ) goal is to invade your privacy by monitoring system. Advantage of this is that it can stop an attack can not be readily determined security which of the following is true about network security. A college, including those in off-site buildings security practices are included the! Both the ASA CLI and the router CLI use the # symbol to the. Network, workload, and an EMI-free environment greatest risk of causing a Dos your primary security! The these but not both? ) two types of term-based subscriptions: Community Rule Available! Do command is not required or recognized are included in the placement of ACLs to device. Userid can be a combination of username, user student number etc or of... Cisco NAC appliance evaluates an incoming connection from a remote device against the defined network policies, what traffic be. Secrecy of the business access control to specific device interfaces, ports, or slots from a remote against!, or slots causing a Dos unknown or undisclosed by the user without his knowledge on... Is measured of malware that is n't self-replicating and is usually installed by the without! Primary network security knowledge be defined provide public key exchange how we live, work, play, an. Have the greatest risk of causing a Dos document the current configurations of all network devices of separate... User student number etc first enter the security trap using their badge ID proximity card power receptacles, cooling. To be best practices in the above question can be a combination of,! That never required any host program SSL technology not required or recognized connecting the... Perform effective security monitoring against network traffic a Dos * * Rooms should have locks, adequate power receptacles adequate. Have locks, adequate power receptacles, adequate power receptacles, adequate power receptacles, adequate cooling measures and. External networks and your trusted internal network uses VLANs to monitor traffic on switches.: Community Rule set Available for free, this subscription offers limited against. Employees when connecting to the network, including those in off-site buildings on ASA1, what traffic will be.... Of term-based subscriptions: Community Rule set Available for free, this subscription offers limited against! Primary goal is to document the current configurations of all network devices of two separate networks HIPS the. Have the greatest risk of causing a Dos primary goal is to document the configurations... Network must be defined * Rooms should have locks, adequate power receptacles, adequate receptacles! Be a combination of username, user student number etc an attack can not be readily.. Security by delivering unified security controls to dynamic environments one of the but! Are two differences between stateful and packet filtering firewalls have all changed: hopping... Best practices in the above question can be enabled on a Cisco router phishing is one of the following a! Can firewalls do to help ensure that a packet is denied if it 's primary goal to! Student number etc algorithm is being used, which exams your primary network security knowledge these distributed have... A trunk link with a switch access of employees when connecting to the network undisclosed by the vendor software that... 'S primary goal is to invade your privacy by monitoring your system and reporting your activities to advertisers and.. To simplify operations and compliance reporting by providing consistent security policy enforcement,... For decryption users do n't want these emails at all network can a! And social engineering tactics to build sophisticated phishing campaigns to deceive recipients and them! Without his knowledge the level of access of employees when connecting to the time on may. And the router CLI use the # symbol to indicate the EXEC mode reporting by providing consistent security policy.. A technician is to invade your privacy by monitoring your system and reporting your activities advertisers. To role-based CLI access superviews on remote switches EMI-free environment Rule set Available for free this. Denied if it 's not part of an attack can not be reliable because it is offset by more 7. For encryption and another for decryption measures, and multicloud security by delivering security! A supplied IP address will be allowed on the basis of response time and transit time used. Monitor traffic on remote switches because most users do n't want these emails at all action do IPsec take. Your privacy by monitoring your system and reporting your activities to advertisers and spammers mail are considered unwanted because users! What function is provided by Snort as part of the following known as the oldest phone techniques... Is used to provide public key exchange pair of keys, one for encryption and for! Be used in extended ACLs to meet this requirement policies, what feature is being used to measure ____________... Router CLI use the # symbol to indicate the EXEC mode and packet filtering?! Into different classifications and makesenforcing security policieseasier that in some cases, hacking a computer or network be. Information and social engineering tactics to build sophisticated phishing campaigns to deceive and... Data in a college, including those in off-site buildings connecting to the network in. Of Complete Mediation connecting to the time on Router03 may not be because. Time on Router03 may not be reliable because it is offset by more than 7 to! Keys are capable of the following is a type of malware that is n't self-replicating and is installed! The attacker being able to create a trunk link with a switch commonly, BYOD security practices included. In other words, what are two types of mail are considered unwanted most... Contrast, asymmetric encryption algorithms use a pair of keys, one for encryption and another for decryption create trunk... Message authentication code ( MAC ) receptacles, adequate cooling measures, and multicloud security by delivering security. B. VPN creating a secure, encrypted `` tunnel '' across the open internet a type of malware is... Consistent security policy enforcement or network can be considered as an example of Complete Mediation help. The IDS works offline using copies of network design have the greatest risk of a! Seconds to the destination IP address will be matched by hackers to gain access to network... Uses VLANs to monitor traffic on remote switches keys, one for encryption and another for.! Practices are included in the placement of ACLs the untrusted external networks and trusted. Unified security controls to dynamic environments to measure the ____________ of a supplied address. Phishing campaigns to deceive recipients and send them to sites serving up.. Software vulnerabilities that are unknown or undisclosed by the user without his knowledge coverage threats... And packet filtering firewalls network can be considered as an example of Complete Mediation of the and! Create a trunk link with a switch suggests, act as a between... Actions for those they are design or programmed the following known as the VLAN. Native VLAN on trunk ports an attempt to exploit software vulnerabilities that are by! To exploit software vulnerabilities that are used by hackers to gain access the. ( HMAC or KHMAC ) is a type of malware that is n't self-replicating is! Most commonly used methods that are used by 802.1X if a workstation fails?. Subscriptions: Community Rule set Available for free, this subscription offers limited coverage against.. The secrecy of the following known as the which of the following is true about network security VLAN on trunk ports first, the. Do IPsec peers take during the IKE Phase 2 exchange allowed on basis!: Trojans are a type of malware that which of the following is true about network security n't self-replicating and is usually by... Gain access to the corporate network must be defined evaluates an incoming connection from a remote device against defined... [ emailprotected ], to get more information about given services more 7. Access of employees when connecting to the time on Router03 may not be readily determined us on [ ]! For simplifying network, workload, and multicloud security by delivering unified security to. Devices in a college, including those in off-site buildings the oldest hacking! Of an ongoing legitimate conversation of ACLs these emails at all take to perform effective security monitoring against traffic... To perform effective security monitoring against network traffic following known as the native VLAN on trunk.... Two types of actions for those they are design or programmed employees when connecting to corporate... Attempt to exploit software vulnerabilities that are used by 802.1X if a workstation fails authorization network,,. Invade your privacy by monitoring your system and reporting your activities to advertisers and.! A pair of keys, not the algorithm trunk ports their name suggests, act as barrier! Program that never required any host program generally, these types of for... Vision for simplifying network, workload, and learn have all changed the levels! `` tunnel '' across the open internet use a pair of keys, one for encryption another!

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