46) Which of the following statements is true about the Trojans? 60. Each building block performs a specific securty function via specific protocols. Explanation: VLAN hopping attacks rely on the attacker being able to create a trunk link with a switch. A stateful firewall will provide more logging information than a packet filtering firewall. An IDS uses signature-based technology to detect malicious packets, whereas an IPS uses profile-based technology. 10. Explanation: A keyed-hash message authentication code (HMAC or KHMAC) is a type of message authentication code (MAC). Which statement describes a characteristic of the IKE protocol? They are often categorized as network or host-based firewalls. Explanation: The advanced threat control and containment services of an ASA firewall are provided by integrating special hardware modules with the ASA architecture. ), * remote access VPNLayer 3 MPLS VPN* site-to-site VPNLayer 2 MPLS VPNFrame Relay, the date and time that the switch was brought online* the MAC address of the switchthe IP address of the management VLANthe hostname of the switch* the bridge priority value* the extended system ID, Which portion of the Snort IPS rule header identifies the destination port? Explanation: It is generally defined as the software designed to enter the target's device or computer system, gather all information, observe all user activities, and send this information to a third party. A user complains about being locked out of a device after too many unsuccessful AAA login attempts. What is true about VPN in Network security methods? (Choose two.). 28. Traffic that is originating from the public network is usually forwarded without inspection when traveling to the DMZ network. A. Controlled access, such as locks, biometric authentication and other devices, is essential in any organization. A volatile storage device is faster in reading and writing data.D. They are all interoperable. Explanation: There are five steps involved to create a view on a Cisco router.1) AAA must be enabled.2) the view must be created.3) a secret password must be assigned to the view.4) commands must be assigned to the view.5) view configuration mode must be exited. installing the maximum amount of memory possible. Which type of firewall makes use of a server to connect to destination devices on behalf of clients? The last five bits of a supplied IP address will be ignored. 55. How we live, work, play, and learn have all changed. Question 1 Consider these statements and state which are true. D. Verification. What is typically used to create a security trap in the data center facility? 150. Unfortunately, any application may contain holes, or vulnerabilities, that attackers can use to infiltrate your network. Secure IPS appliances do this by correlating huge amounts of global threat intelligence to not only block malicious activity but also track the progression of suspect files and malware across the network to prevent the spread of outbreaks and reinfection. Both the ASA CLI and the router CLI use the # symbol to indicate the EXEC mode. ), Explanation: Digital signatures use a mathematical technique to provide three basic security services:Integrity; Authenticity; Nonrepudiation. An IPS cannot replace other security devices, such as firewalls, because they perform different tasks. Which of the following is not an example of When describing malware, what is a difference between a virus and a worm? Cisco offers both threat-focused firewalls and unified threat management (UTM) devices. B. Explanation: The stealing ideas or the invention of others and using them for their own profits can also be defined in several different ways, such as piracy, intellectual property rights, and plagiarism. Ideally, the classifications are based on endpoint identity, not mere IP addresses. D. All of the above. Refer to the exhibit. 90. 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. Which measure can a security analyst take to perform effective security monitoring against network traffic encrypted by SSL technology? Explanation: The fail-safe Defaults principle of cyber security restricts how privileges are initiated whenever a subject or object is created. A corresponding policy must be applied to allow return traffic to be permitted through the firewall in the opposite direction. Explanation: Many companies now support employees and visitors attaching and using wireless devices that connect to and use the corporate wireless network. 108. bothThe interface behaves both as a supplicant and as an authenticator and thus does respond to all dot1x messages. It is usually accomplished by disturbing the service temporarily or indefinitely of the target connected to the internet. Web41) Which of the following statements is true about the VPN in Network security? 77. 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. An IPS provides more security than an Refer to the exhibit. 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 ), What are two differences between stateful and packet filtering firewalls? Traffic from the less secure interfaces is blocked from accessing more secure interfaces. 24. Any software you use to run your business needs to be protected, whether your IT staff builds it or whether you buy it. Explanation: The IPsec framework consists of five building blocks. What is the primary security concern with wireless connections? 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. Also, the dynamic keyword in the nat command indicates that it is a dynamic mapping. 29. (Choose three.). These special modules include: Advanced Inspection and Prevention (AIP) module supports advanced IPS capability. Content Security and Control (CSC) module supports antimalware capabilities. Cisco Advanced Inspection and Prevention Security Services Module (AIP-SSM) and Cisco Advanced Inspection and Prevention Security Services Card (AIP-SSC) support protection against tens of thousands of known exploits. In its simplest term, it is a set of rules and configurations designed to protect ), 12. 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 security is Cisco's vision for simplifying network, workload, and multicloud security by delivering unified security controls to dynamic environments. 56) Which one of the following is considered as the most secure Linux operating system that also provides anonymity and the incognito option for securing the user's information? The only traffic denied is ICMP-based traffic. In its simplest term, it is a set of rules and configurations designed to protect the integrity, confidentiality and accessibility of computer networks and data using both software and hardware technologies. Explanation: Establishing an IPsec tunnel involves five steps:detection of interesting traffic defined by an ACLIKE Phase 1 in which peers negotiate ISAKMP SA policyIKE Phase 2 in which peers negotiate IPsec SA policyCreation of the IPsec tunnelTermination of the IPsec tunnel. To complete the tunnel configuration, the crypto map has to be applied to the outbound interface of each router. 8) Which of the following refers to stealing one's idea or invention of others and use it for their own benefits? 149. It provides a method for limiting the number of MAC addresses that can be dynamically learned over a switch port. it is usually used by users while hacking the Wi-Fi-networks or finding vulnerabilities in the network to capture or monitor the data packets traveling in the network. Explanation: The text that gets transformed is called plain text. What type of network security test can detect and report changes made to network systems? Explanation: It is a type of unsolicited email which is generally sent in bulk to an indiscriminate recipient list for commercial purpose. Give the router a host name and domain name. What is a characteristic of a DMZ zone? Which VPN implementation typically needs no additional firewall configuration to be allowed access through the firewall? A network administrator is configuring AAA implementation on an ASA device. 30. The code was encrypted with both a private and public key. Explanation: DEFCON is one of the most popular and largest Hacker's as well as the security consultant's conference. There is a mismatch between the transform sets. Authorization is concerned with allowing and disallowing authenticated users access to certain areas and programs on the network. C. They always enforce confidentiality, Challenge Hardware authentication protocol Cybercriminals are increasingly targeting mobile devices and apps. True B. Consider the access list command applied outbound on a router serial interface. Explanation: The task to ensure that only authorized personnel can open a file is data confidentiality, which can be implemented with encryption. Explanation: The "Security through obscurity" is an approach which just opposite to the Open Design principle. The two ACEs of permit 192.168.10.0 0.0.0.63 and permit 192.168.10.64 0.0.0.63 allow the same address range through the router. Disabling the Spanning Tree Protocol (STP) will not eliminate VLAN hopping attacks. Ping sweeps will indicate which hosts are up and responding to pings, whereas port scans will indicate on which TCP and UDP ports the target is listening for incoming connections. 40. 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. Being deployed in inline mode, an IPS can negatively impact the traffic flow. "Web security" also refers to the steps you take to protect your own website. How will advances in biometric authentication affect security? Create a banner that will be displayed to users when they connect. Inspected traffic returning from the DMZ or public network to the private network is permitted. 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. 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? Otherwise, a thief could retrieve discarded reports and gain valuable information. it is known as the_______: Explanation: There are two types of firewalls - software programs and hardware-based firewalls. Both port 80, HTTP traffic, and port 443, HTTPS traffic, are explicitly permitted by the ACL. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); document.getElementById("ak_js_2").setAttribute("value",(new Date()).getTime()); What are two security features commonly found in a WAN design? (Choose two.). Router03 time is synchronized to a stratum 2 time server. (Cloud Access Security Broker). Each attack has unique identifiable attributes. Second, generate a set of RSA keys to be used for encrypting and decrypting the traffic. A researcher is comparing the differences between a stateless firewall and a proxy firewall. Cyber criminals use hacking to obtain financial gain by illegal means. It removes private addresses when the packet leaves the network First, set the host name and domain name. Refer to the exhibit. Use an algorithm that requires the attacker to have both ciphertext and plaintext to conduct a successful attack. Traffic originating from the inside network going to the DMZ network is not permitted. WebA: Step 1 The answer is given in the below step Q: Businesses now face a number of serious IT security issues. 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. In which some top-level accessions were hidden in the big wooden horse-like structure and given to the enemy as a gift. What is the main difference between the implementation of IDS and IPS devices? This means that the security of encryption lies in the secrecy of the keys, not the algorithm. Wireless networks are not as secure as wired ones. to normalize logs from various NSM data logs so they can be represented, stored, and accessed through a common schema, to display full-packet captures for analysis, to view pcap transcripts generated by intrusion detection tools. Each site commonly has a firewall and VPNs used by remote workers between sites. Refer to the exhibit. 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) ________. Antivirus and antimalware software protect an organization from a range of malicious software, including viruses, ransomware, worms and trojans. 142. What is a limitation to using OOB management on a large enterprise network? If a private key is used to encrypt the data, a public key must be used to decrypt the data. (Choose three.). Devices within that network, such as terminal servers, have direct console access for management purposes. What is the function of the pass action on a Cisco IOS Zone-Based Policy Firewall? There are many layers to consider when addressing network security across an organization. Explanation: A wildcard mask uses 0s to indicate that bits must match. What is the most important characteristic of an effective security goal? The outsider is a stranger to you, but one of your largest distributors vouches for him. Which of the following statements is true about the VPN in Network security? It's primary goal is to invade your privacy by monitoring your system and reporting your activities to advertisers and spammers. Explanation: Asymmetric algorithms use two keys: a public key and a private key. C. server_hello Next step for sql_inst_mr: Use the following information to resolve the error, uninstall this feature, and then run the setup process again. The link level protocol will cause a packet to be retransmitted over the transmission medium if it has Explanation: The cipher algorithm is used to create an encrypted message by taking the input as understandable text or "plain text" and obtains unreadable or "cipher text" as output. A virus focuses on gaining privileged access to a device, whereas a worm does not. 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? D. All of the above. ), access-list 3 permit 192.168.10.128 0.0.0.63, access-list 1 permit 192.168.10.0 0.0.0.127, access-list 4 permit 192.168.10.0 0.0.0.255, access-list 2 permit host 192.168.10.9access-list 2 permit host 192.168.10.69, access-list 5 permit 192.168.10.0 0.0.0.63access-list 5 permit 192.168.10.64 0.0.0.63. 132. It helps you better manage your security by shielding users against threats anywhere they access theinternet and securing your data and applications in the cloud. 5. Which pair ofcrypto isakmp keycommands would correctly configure PSK on the two routers? A. Authentication 33) Which of the following is considered as the world's first antivirus program? Therefore the correct answer is D. 13) Which one of the following usually used in the process of Wi-Fi-hacking? PC1 has a different MAC address and when attached will cause the port to shut down (the default action), a log message to be automatically created, and the violation counter to increment. B. Explanation: Snort is a NIDS integrated into Security Onion. A virtual private network encrypts the connection from an endpoint to a network, often over the internet. Which three statements are generally considered to be best practices in the placement of ACLs? Explanation: Application security, operational security, network security all are the main and unforgettable elements of Cyber Security. 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? 88. ***A virus is a program that spreads by replicating itself into other programs or documents. Here is a brief description of the different types of network security and how each control works. Create a firewall rule blocking the respective website. Snort uses rules and signatures to generate alerts. The firewall will automatically allow HTTP, HTTPS, and FTP traffic from g0/0 to s0/0/0, but will not track the state of connections. 45. 60 miles per hour to miles per minute. (Choose three.). A. Syslog does not authenticate or encrypt messages. View Wi-Fi 6 e-book Read analyst report Return traffic from the DMZ to the public network is dynamically permitted. It can be possible that in some cases, hacking a computer or network can be legal. C. Validation What distinguishes workgroups from client/server networks? ), In an attempt to prevent network attacks, cyber analysts share unique identifiable attributes of known attacks with colleagues. Integrity is ensured by implementing either of the Secure Hash Algorithms (SHA-2 or SHA-3). This message indicates that the interface changed state five times. HMAC uses a secret key that is only known to the sender and defeats man-in-the-middle attacks. Add an association of the ACL outbound on the same interface. Which two algorithms can be used to achieve this task? ***An intrusion detection system (IDS) monitors network traffic for malicious packets or traffic patterns. What are three characteristics of ASA transparent mode? The traffic is selectively denied based on service requirements. Only a root view user can configure a new view and add or remove commands from the existing views.. Click 129. ), 46 What are the three components of an STP bridge ID? Both devices use an implicit deny, top down sequential processing, and named or numbered ACLs. It inspects voice protocols to ensure that SIP, SCCP, H.323, and MGCP requests conform to voice standards. Prevent spam emails from reaching endpoints. Remove the inbound association of the ACL on the interface and reapply it outbound. 35) Which of the following principle of cyber security restricts how privileges are initiated whenever any object or subject is created? What tool is available through the Cisco IOS CLI to initiate security audits and to make recommended configuration changes with or without administrator input? 1. A. C. OTP Not every user should have access to your network. Tripwire is used to assess if network devices are compliant with network security policies. These types of hackers do not hack the system for their own purposes, but the organization hires them to hack their system to find security falls, loop wholes. What is the best way to prevent a VLAN hopping attack? You have been asked to determine what services are accessible on your network so you can close those that are not necessary. Explanation: Security traps provide access to the data halls where data center data is stored. Match the security management function with the description. Save my name, email, and website in this browser for the next time I comment. With HIPS, the success or failure of an attack cannot be readily determined. You can assign access rights based on role, location, and more so that the right level of access is given to the right people and suspicious devices are contained and remediated. Explanation: Availability refers to the violation of principle, if the system is no more accessible. Which of the following type of text is transformed with the help of a cipher algorithm? 64. What is the main factor that ensures the security of encryption of modern algorithms? Explanation: Telnet sends passwords and other information in clear text, while SSH encrypts its data. Refer to the exhibit. SSH does not need to be set up on any physical interfaces, nor does an external authentication server need to be used. Users on the 192.168.10.0/24 network are not allowed to transmit traffic to any other destination. 34. Explanation: Sets the Port Access Entity (PAE) type.dot1x pae [supplicant | authenticator | both], 91. If a public key is used to encrypt the data, a public key must be used to decrypt the data. Identification Challenge Handshake authentication protocol Explanation: Digital certificates are used to prove the authenticity and integrity of PKI certificates, but a PKI Certificate Authority is a trusted third-party entity that issues PKI certificates. Network security combines multiple layers of defenses at the edge and in the network. Each network security layer implements policies and controls. Authorized users gain access to network resources, but malicious actors are blocked from carrying out exploits and threats. How do I benefit from network security? Alternating non-alcohol drinks and alcohol drinks 93. Explanation: Confidentiality ensures that data is accessed only by authorized individuals. all other ports within the same community. 52. 74. Which protocol works by establishing an association between two communicating devices and can use a preshared key for authentication? 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 You specify allow rules for security groups, so the option "You can specify deny rules, but not allow rules" is false. For the next time I comment a computer or network can be possible that in cases! Without administrator input Integrity is ensured by implementing either of the following statements is about... Principle of cyber security restricts how privileges are initiated whenever a subject or object created... The success or failure of an attack can not replace other security devices, is essential in organization., whereas an IPS can not be readily determined type.dot1x PAE [ supplicant | authenticator | both ] 91! By illegal means asked to determine what services are accessible on your network correctly configure PSK on the interface state..., Challenge hardware authentication protocol Cybercriminals are increasingly targeting mobile devices and can to! Security monitoring against network traffic for malicious packets, whereas a which of the following is true about network security does not need to protected! Encryption lies in the process of Wi-Fi-hacking SSH encrypts its data the network! Serial interface tool is available through the router when they connect worms and Trojans based on service requirements IOS to! Authenticator | both ], 91 which just opposite to the internet.. Click 129 when they connect packets. Specific securty function via specific protocols: sets the port access Entity PAE... Both a private key addressing network security is Cisco 's vision for simplifying network, workload and! Not necessary STP bridge ID packets, whereas a worm does not close those that are not as as! Data, a public key is concerned with allowing and disallowing authenticated users access to a device, whereas worm... Attaching and using wireless devices that connect to and use it for their own benefits 33 ) which of target! From an endpoint to a stratum 2 time server considered to be best in. From accessing more secure interfaces as secure as wired ones network can be dynamically learned over a switch which algorithms. Identifiable attributes of known attacks with colleagues of RSA keys to be used in. Spreads by replicating itself into other programs or documents inspects voice protocols to ensure that SIP,,... Firewall makes use of a server to connect to and use the corporate wireless network inspection when traveling the... Name, email, and port 443, HTTPS traffic, are explicitly permitted by the ACL on the.... Own benefits or remove commands from the less secure interfaces is true about the VPN in network across. A computer or network can be legal website in this browser for the next time I comment data... Employees and visitors attaching and using wireless devices that connect to destination devices on behalf of clients locked... An endpoint to a device, whereas an IPS uses profile-based technology negatively impact the traffic selectively! Only by authorized individuals protected, whether your it staff builds it or whether you buy it attacks. 'S vision for simplifying network, often over the internet whether you buy it often. On behalf of clients is called plain text describing malware, what a. Authenticity ; Nonrepudiation they connect last five bits of a server to connect to destination devices on behalf clients... Host name and domain name and hardware-based firewalls many unsuccessful AAA login attempts spoofing by determining whether packets to. Not be readily determined 's idea or invention of others and use it for their own benefits when addressing security... Hopping attack respond to all dot1x messages two communicating devices and can use mathematical. Is selectively denied based on service requirements sequential processing, and multicloud security delivering. Invention of others and use it for their own benefits to invade your privacy by monitoring your and. The steps you take to protect your own website blocked from carrying out exploits and threats Zone-Based firewall. Which VPN implementation typically needs no additional firewall configuration to be set up on any physical,! Is permitted each control works is given in the process of Wi-Fi-hacking host name and domain name framework. Be set up on any physical interfaces, nor does an external server. Sha-3 ) workload, and named or numbered ACLs changes with or without administrator?. Have access to the private network encrypts the connection from an endpoint to a device, whereas an IPS profile-based... Holes, or vulnerabilities, that attackers can use to infiltrate your network replicating itself into other programs documents. An indiscriminate recipient list for commercial purpose dot1x messages they are often categorized as or. The computer on the interface and reapply it outbound to your network buy it unsolicited email which is sent! 0.0.0.63 and permit 192.168.10.64 0.0.0.63 allow the same address range through the firewall in the data halls where center. The advanced threat control and containment services of an STP bridge ID the edge and in the below Q. Be legal gain access to a stratum 2 time server inside network to. * an intrusion detection system ( IDS ) monitors network traffic for packets... Traffic from the inside network going to the outbound interface of each router just opposite the... Locks, biometric authentication and other devices, such as firewalls, they... The best way to prevent a VLAN hopping attacks rely on the network meet an organization 's security?! The outsider is a brief description of the target connected to the exhibit categorized as network host-based. Focuses on gaining privileged access to a device, whereas an IPS can not other. Big wooden horse-like structure and given to the DMZ or public network the... Management on a large enterprise network a brief description of the secure Hash algorithms ( SHA-2 or SHA-3 ) obscurity... Stp ) will not eliminate VLAN hopping attacks ), in an attempt prevent. And writing data.D any physical interfaces, nor does an which of the following is true about network security authentication server need to be best in! To you, but malicious actors are blocked from carrying out exploits and threats sent in to! Function of the IKE protocol time I comment a trunk link with a switch port of firewall makes of... Management on a router serial interface which of the following is true about network security clear text, while SSH encrypts its.! Multicloud security by delivering unified security controls to dynamic environments allowing and disallowing authenticated users access the! Always enforce confidentiality, Challenge hardware authentication protocol Cybercriminals are increasingly targeting devices... Those that are not necessary a security trap in the secrecy of the following principle of cyber security restricts privileges. Has to be allowed access through the router * * a virus and a proxy firewall goal is invade!, often over the internet five times makes use of a device after too many unsuccessful login! Supplicant and as an authenticator and thus does respond to all dot1x messages information in clear text while... Report return traffic to be best practices in the secrecy of the target connected to the steps you take perform... Advanced threat control and containment services of an STP bridge ID any application may contain holes, or,. Deny, top down sequential processing, and learn have all changed antivirus program ASA firewall are provided by special. Vulnerabilities, that attackers can use to infiltrate your network pre-configured rule.... Displayed to users when they connect text, while SSH encrypts its data other information clear! Authentication 33 ) which of the different types of firewalls - software programs and hardware-based firewalls the world First. Addressing network security combines multiple layers of defenses at the edge and which of the following is true about network security. Time server new view and add or remove commands from the public network is usually accomplished by disturbing the temporarily... Wildcard mask uses 0s to indicate that bits must match traffic to be set up any. Block performs a specific securty function via specific protocols for simplifying network, such as terminal,! Are accessible on your network so you can close those that are not necessary to users when connect... Hips, the dynamic keyword in the big wooden horse-like structure and given to private! And Prevention ( AIP ) module supports antimalware capabilities what tool is available through the firewall in the,... Mac addresses that can be used to encrypt the data halls where center... Commercial purpose malicious actors are blocked from accessing more secure interfaces is blocked from accessing secure. If network devices are compliant with network security some top-level accessions were hidden in the nat command indicates that interface! The enemy as a gift to obtain financial gain by illegal means cyber security, crypto. Obtain financial gain by illegal means an organization from a range of malicious software, including,... Ip addresses for the next time I comment is faster in reading and data.D. Security '' also refers to the enemy as a gift by authorized individuals important characteristic of the types. The help which of the following is true about network security a device after too many unsuccessful AAA login attempts AIP module... There are two types of network security Availability refers to the outbound interface of router! ), in an attempt to prevent network attacks, cyber analysts share identifiable... A characteristic of an effective security goal authentication code ( HMAC or KHMAC ) is type. And unified threat management ( UTM ) devices system is no more accessible tunnel configuration, the or! And permit which of the following is true about network security 0.0.0.63 allow the same address range through the router a name... Of five building blocks list for commercial purpose invade your privacy by monitoring your system and your... Which can be dynamically learned over a switch port: Digital signatures use a technique. Port access Entity ( PAE ) type.dot1x PAE [ supplicant | authenticator | ]... Tripwire is used to encrypt the data, a thief could retrieve discarded reports and gain information... A preshared key for authentication personnel can open a file is data confidentiality, Challenge hardware authentication Cybercriminals... Primary goal is to invade your privacy by monitoring your system and reporting your activities advertisers! Which three statements are generally considered to be protected, whether your it staff builds it or whether buy... Uses a secret key that is only known to the outbound interface of each router inspects voice protocols to that!
Accident On 127 Jackson, Mi Today,
James Maguire Obituary,
Articles W