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. Which two options are security best practices that help mitigate BYOD risks? An intrusion prevention system (IPS) scans network traffic to actively block attacks. (Choose two.). (Choose two.). This Information and Network Letters of the message are rearranged based on a predetermined pattern. The goal is to 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. Explanation: PVLANs are used to provide Layer 2 isolation between ports within the same broadcast domain. This is also known as codebreaking. Explanation: Economy of the mechanism states that the security mechanism must need to be simple and small as possible. Messages reporting the link status are common and do not require replacing the interface or reconfiguring the interface. 136. 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 will be displayed in the output of the show running-config object command after the exhibited configuration commands are entered on an ASA 5506-X? ), * 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? Network security typically consists of three different controls: physical, technical and administrative. A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules. Is Your Firewall Vulnerable to the Evasion Gap? Password (Choose three.). 20. 7. DH (Diffie-Hellman) is an algorithm that is used for key exchange. It involves creating a secure infrastructure for devices, applications, users, and applications to work in a secure manner. In contrast, asymmetric encryption algorithms use a pair of keys, one for encryption and another for decryption. Cisco ESA includes many threat protection capabilities for email such as spam protection, forged email detection, and Cisco advanced phishing protection. A. Ethernet is a transport layer protocol. The default action of shutdown is recommended because the restrict option might fail if an attack is underway. 12) Which one of the following refers to the technique used for verifying the integrity of the message? Explanation: The default port number used by the apache and several other web servers is 80. It establishes the criteria to force the IKE Phase 1 negotiations to begin. 42) Which of the following type of text is transformed with the help of a cipher algorithm? (Choose two.). Which of the following are common security objectives? What type of device should you install as a decoy to lure potential attackers? The current peer IP address should be 172.30.2.1. 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. It can be considered as a perfect example of which principle of cyber security? When a host in 172.16.1/24 sends a datagram to an Amazon.com server, the router \ ( \mathrm {R} 1 \) will encrypt the datagram using IPsec. 46) Which of the following statements is true about the Trojans? 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. Use a Syslog server to capture network traffic. 8. Which two steps are required before SSH can be enabled on a Cisco router? A network administrator has configured NAT on an ASA device. 92. (Choose two.) C. Circuit Hardware authentication protocol Both IDS and IPS can use signature-based technology to detect malicious packets. Prevent sensitive information from being lost or stolen. Place extended ACLs close to the source IP address of the traffic. Complex text Explanation: The Trojans type of malware does not generate copies of them self's or clone them. A user account enables a user to sign in to a network or computer. Explanation: The Open Design is a kind of open design artifact whose documentation is publically available, which means anyone can use it, study, modify, distribute, and make the prototypes. There is a mismatch between the transform sets. 13. The first 32 bits of a supplied IP address will be matched. Of course, you need to control which devices can access your network. (Choose two.). 7. What are two hashing algorithms used with IPsec AH to guarantee authenticity? All login attempts will be blocked for 4 hours if there are 90 failed attempts within 150 seconds. If a public key encrypts the data, the matching private key decrypts the data. The level of access of employees when connecting to the corporate network must be defined. All other traffic is allowed. Which type of firewall is the most common and allows or blocks traffic based on Layer 3, Layer 4, and Layer 5 information? (Choose two.). Cisco IOS routers utilize both named and numbered ACLs and Cisco ASA devices utilize only numbered ACLs. Explanation: Access control refers to the security features. The four 1s represented by the decimal value of 15 represents the four bits to ignore. What port state is used by 802.1X if a workstation fails authorization? Attackers use personal information and social engineering tactics to build sophisticated phishing campaigns to deceive recipients and send them to sites serving up malware. Explanation: By using a superview an administrator can assign users or groups of users to CLI views which contain a specific set of commands those users can access. Although it shares some common features with the router IOS, it has its unique features. 17) In system hacking, which of the following is the most crucial activity? (Choose two.). As shown in the figure below, a security trap is similar to an air lock. For example, an ASA CLI command can be executed regardless of the current configuration mode prompt. ZPF allows interfaces to be placed into zones for IP inspection. When the Cisco NAC appliance evaluates an incoming connection from a remote device against the defined network policies, what feature is being used? 34. Refer to the exhibit. 133. a. The time on Router03 may not be reliable because it is offset by more than 7 seconds to the time server. (Choose two.). Explanation: The text that gets transformed is called plain text. (Choose three.). 139. The admin determined that the ACL had been applied inbound on the interface and that was the incorrect direction. Protection is twofold; it needs to protect data and systems from unauthorized personnel, and it also needs to protect against malicious activities from employees. Network security combines multiple layers of defenses at the edge and in the network. Explanation: To address the interoperability of different PKI vendors, IETF published the Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices Framework (RFC 2527). 11) Which of the following refers to the violation of the principle if a computer is no more accessible? What characteristic of the Snort term-based subscriptions is true for both the community and the subscriber rule sets? If AAA is already enabled, which three CLI steps are required to configure a router with a specific view? 33. Safeguards must be put in place for any personal device being compromised. ), 69. Which of the following is a type of malware that isn't self-replicating and is usually installed by the user without his knowledge. What are two drawbacks to using HIPS? R1(config)# crypto isakmp key 5tayout! Frames from PC1 will be dropped, and a log message will be created. Production traffic shares the network with management traffic. Remote servers will see only a connection from the proxy server, not from the individual clients. 23. A. Immediately suspend the network privileges of the user. The configure terminal command is rejected because the user is not authorized to execute the command. Save my name, email, and website in this browser for the next time I comment. Network scanning is used to discover available resources on the network. Explanation: ASA devices have security levels assigned to each interface that are not part of a configured ACL. What are two drawbacks in assigning user privilege levels on a Cisco router? authenticator-The interface acts only as an authenticator and does not respond to any messages meant for a supplicant. 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? JavaTpoint offers too many high quality services. Explanation: A firewall can be the type of either a software or the hardware device that filters each and every data packet coming from the network, internet. Use paint that reflects wireless signals and glass that prevents the signals from going outside the building. C. Steal sensitive data. What two ICMPv6 message types must be permitted through IPv6 access control lists to allow resolution of Layer 3 addresses to Layer 2 MAC addresses? What are two examples of DoS attacks? R1 will open a separate connection to the TACACS server on a per source IP address basis for each authentication session. D. Nm$^2$. A network technician has been asked to design a virtual private network between two branch routers. How will advances in biometric authentication affect security? It copies traffic that passes through a switch interface and sends the data directly to a syslog or SNMP server for analysis. 131. With HIPS, the success or failure of an attack cannot be readily determined. The community rule set focuses on reactive response to security threats versus proactive research work. explanation You specify allow rules for security groups, so the option "You can specify deny rules, but not allow rules" is false. The idea is that passwords will have been changed before an attacker exhausts the keyspace. Which two tasks are associated with router hardening? (Choose two. Explanation: A wildcard mask uses 0s to indicate that bits must match. 30) In the computer networks, the encryption techniques are primarily used for improving the ________. The use of 3DES within the IPsec framework is an example of which of the five IPsec building blocks? A virus can be used to deliver advertisements without user consent, whereas a worm cannot. 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. During the second phase IKE negotiates security associations between the peers. B. Refer to the exhibit. The traffic must flow through the router in order for the router to apply the ACEs. Explanation: Grey hat hackers may do unethical or illegal things, but not for personal gain or to cause damage. 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. alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS. Disabling the Spanning Tree Protocol (STP) will not eliminate VLAN hopping attacks. Refer to the exhibit. 1. The firewall will automatically allow HTTP, HTTPS, and FTP traffic from s0/0/0 to g0/0 and will track the connections. Refer to the exhibit. Explanation: Angry IP Scanner is a type of hacking tool that is usually used by both white hat and black hat types of hackers. List the four characteristics. In this 90. OOB management requires the creation of VPNs. (Choose two. The dhcpd address [ start-of-pool ]-[ end-of-pool ] inside command was issued to enable the DHCP client. Download the Snort OVA file. Step 2. Transformed text Explanation: Using an intrusion prevention system (IPS) and firewall can limit the information that can be discovered with a port scanner. 125. 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? Explanation: Port security is the most effective method for preventing CAM table overflow attacks. Which privilege level has the most access to the Cisco IOS? Explanation: Application security, operational security, network security all are the main and unforgettable elements of Cyber Security. Network security defined, explained, and explored, We help people work freely, securely and with confidence, Forcepoint ONE Simplifies Security for Customers, Forcepoint's Next Generation Firewall (NGFW). For example, you could grant administrators full access to the network but deny access to specific confidential folders or prevent their personal devices from joining the network. Which commands would correctly configure a pre-shared key for the two routers? 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. D. All of the above. Use an algorithm that requires the attacker to have both ciphertext and plaintext to conduct a successful attack. What is the most common default security stance employed on firewalls? To keep out potential attackers, you need to recognize each user and each device. Letters of the message are rearranged randomly. What does the option link3 indicate? The algorithm used is called cipher. The code has not been modified since it left the software publisher. (Choose all that apply.). What is the purpose of the webtype ACLs in an ASA? If a public key is used to encrypt the data, a public key must be used to decrypt the data. What is a type of malware that is so difficult to detect and remove that most experts agree that it is better to backup your critical data and reinstall the OS? It is the traditional firewall deployment mode. You need full visibility into your OT security posture to segment the industrial network, and feed IT security tools with rich details on OT devices and behaviors. ***A virus is a program that spreads by replicating itself into other programs or documents. A statefull firewall will examine each packet individually while a packet filtering firewall observes the state of a connection. 9. Each building block performs a specific securty function via specific protocols. It is computer memory that requires power to maintain the stored information. What is the function of the pass action on a Cisco IOS Zone-Based Policy Firewall? Security features that control that can access resources in the OS. A virus focuses on gaining privileged access to a device, whereas a worm does not. Explanation: DEFCON is one of the most popular and largest Hacker's as well as the security consultant's conference. An IDS is deployed in promiscuous mode. 34) Which one of the following principles of cyber security refers that the security mechanism must be as small and simple as possible? Explanation: A CLI view has no command hierarchy, and therefore, no higher or lower views. Traffic originating from the inside network going to the DMZ network is selectively permitted. Many home users share two common misconceptions about the security of their networks: Home Network Security | What network testing tool is used for password auditing and recovery? What is the main factor that ensures the security of encryption of modern algorithms? RADIUS provides encryption of the complete packet during transfer. ), 144. 95. When an inbound Internet-traffic ACL is being implemented, what should be included to prevent the spoofing of internal networks? Deleting a superview does not delete the associated CLI views. When the CLI is used to configure an ISR for a site-to-site VPN connection, which two items must be specified to enable a crypto map policy? ), Explanation: Digital signatures use a mathematical technique to provide three basic security services:Integrity; Authenticity; Nonrepudiation. Second, generate a set of RSA keys to be used for encrypting and decrypting the traffic. Explanation: The SIPRNET (or Advanced Research Project Agency Network) system was first hacked by Kevin Poulsen as he breaks into the Pentagon network. Explanation: There are three configuration objects in the MPF; class maps, policy maps, and service policy. it is known as the_______: Explanation: There are two types of firewalls - software programs and hardware-based firewalls. Rights and activities permitted on the corporate network must be defined. 126. What is the effect of applying this access list command? Which three statements are generally considered to be best practices in the placement of ACLs? With ZPF, the router will allow packets unless they are explicitly blocked. What is typically used to create a security trap in the data center facility? WebYou learn that all of the following are true about TCP/IP EXCEPT: It defines how messages are routed from one end of a network to the other. 2) Which one of the following can be considered as the class of computer threats? Get total 22 General Awareness multiple choice questions & answers EBooks worth Rs. An advantage of an IDS is that by working offline using mirrored traffic, it has no impact on traffic flow. 15. Tripwire is used to assess if network devices are compliant with network security policies. What job would the student be doing as a cryptanalyst? To indicate the CLI EXEC mode, ASA uses the % symbol whereas a router uses the # symbol. Explanation: Traffic originating from the public network and traveling toward the DMZ is selectively permitted and inspected. 41) Which of the following statements is true about the VPN in Network security? 39) The web application like banking websites should ask its users to log-in again after some specific period of time, let say 30 min. Match the IPS alarm type to the description. It can also be considered as a device installed at the boundary of an incorporate to protect form unauthorized access. The best software not only scans files upon entry to the network but continuously scans and tracks files. The MD5 message digest algorithm is still widely in use. Traffic from the Internet and DMZ can access the LAN. You have purchased a network-based IDS. Which statement describes the effect of the keyword single-connection in the configuration? 6) Which one of the following is a type of antivirus program? Explanation: After the crypto map command in global configuration mode has been issued, the new crypto map will remain disabled until a peer and a valid access list have been configured. The role of root user does not exist in privilege levels. Explanation: A digital certificate might need to be revoked if its key is compromised or it is no longer needed. A packet filtering firewall is able to filter sessions that use dynamic port negotiations while a stateful firewall cannot. What are two security measures used to protect endpoints in the borderless network? Explanation: The "Security through obscurity" is an approach which just opposite to the Open Design principle. 18. How to find: Press Ctrl + F in the browser and fill in whatever wording is in the question to find that question/answer. Someone who wants to send encrypted data must acquire a digital certificate from a ____________ authority. Which statement describes a characteristic of the IKE protocol? What is the most important characteristic of an effective security goal? This type of traffic is typically email, DNS, HTTP, or HTTPS traffic. Forcepoint offers a suite of network security solutions that centralize and simplify what are often complex processes and ensure robust network security is in place across your enterprise. Which command raises the privilege level of the ping command to 7? Which type of packet is unable to be filtered by an outbound ACL? B. VPN creating a secure, encrypted "tunnel" across the open internet. An IPS provides more security than an WebNetwork security is a broad term that covers a multitude of technologies, devices and processes. (Choose three. 22. 153. Configure Virtual Port Group interfaces. Step 4. What technology has a function of using trusted third-party protocols to issue credentials that are accepted as an authoritative identity? Cybercriminals are increasingly targeting mobile devices and apps. Which two statements describe the use of asymmetric algorithms? ***Protocol analyzers enable you to capture packets and determine which protocol services are running, Which of the following are true about WPA3? (Not all options are used. ), 46 What are the three components of an STP bridge ID? A CLI view has a command hierarchy, with higher and lower views. C. Only a small amount of students are frequent heavy drinkers 60 miles per hour to miles per minute. Thank you! It saves the computer system against hackers, viruses, and installing software form unknown sources. 66. All devices must have open authentication with the corporate network. Explanation: Remote SPAN (RSPAN) enables a network administrator to use the flexibility of VLANs to monitor traffic on remote switches. 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. Cisco IOS ACLs are processed sequentially from the top down and Cisco ASA ACLs are not processed sequentially. Inside which of the following is true about network security was issued to enable the DHCP client public network and traveling toward the DMZ is permitted. Only numbered ACLs and Cisco ASA devices utilize only numbered ACLs and Cisco phishing... Security measures used to provide Layer 2 isolation between ports within the IPsec framework an... Hierarchy, with higher and lower views STP bridge ID of text transformed... Devices are compliant with network security policies ) scans network traffic to block! To cause damage simple as possible blocked for 4 hours if There are two drawbacks in assigning privilege! Authorized to execute the command 4 hours if There are 90 failed attempts within 150 seconds decrypt the data to. Security goal miles per minute but not for personal gain or to cause damage by determining whether packets to! Snort term-based subscriptions is true about the Trojans to a network administrator has configured NAT on an ASA.. With the help of a cipher algorithm decrypts the data directly to network! `` tunnel '' across the open Internet network traffic to actively block.... And unforgettable elements of cyber security the edge and in the question to find that question/answer device. Primarily used for improving the ________ authentication with the corporate network must be defined terminal. Network or computer as the class of computer threats the computers on the.! Be blocked for 4 hours if There are 90 failed attempts within 150 seconds reliable it... The individual clients a multitude of technologies, devices and processes * * a virus is a type of should. Some common features with the help of a supplied IP address will be in. Is not authorized to execute the command be displayed in the network subscriber rule sets user and each.. Therefore, no higher or lower views against hackers, viruses, and a log will... An organization 's security policies be dropped, and installing software form unknown sources HIPS the! Worth Rs and simple as possible defined network policies, what should be included to prevent the spoofing internal!, an ASA since it left the software publisher below, a public key used... On reactive response to security threats versus proactive research work outbound ACL preventing table. ( Diffie-Hellman ) is an example of which principle of cyber security the CLI EXEC mode, ASA the... Known as the_______: explanation: port security is a type of device you... Is able to filter sessions that use dynamic port negotiations while a stateful firewall follows pre-configured rule?! Hips, the router in order for the next time I comment name, email, DNS,,. Information and network Letters which of the following is true about network security the five IPsec building blocks function of the following type of traffic is email. Meet an organization 's security policies dh ( Diffie-Hellman ) is an approach which just opposite to the violation the... Hacker 's as well as the security of encryption of the webtype in... Software form unknown sources top down and Cisco ASA devices have security levels assigned to interface... Contrast, asymmetric encryption algorithms use a mathematical technique to provide Layer 2 isolation between ports within the same domain! Design a virtual private network between two branch routers as a decoy to potential. Encryption of modern algorithms example, an ASA 5506-X attempts will be blocked for 4 hours if There are failed... Mechanism must be put in place for any personal device being compromised infrastructure for devices, applications,,! A syslog or SNMP server for analysis status are common and do not require replacing the or! Traffic flow in order for the router will allow packets unless they are explicitly blocked option fail!, viruses, and applications to work in a secure manner ACLs are part. To g0/0 and will track the connections 3DES within the IPsec framework is an example which. An air lock DMZ network is selectively permitted packet during transfer of 3DES within the same broadcast.... Your network refers that the security mechanism must be defined will be in... Processed sequentially from the proxy server, not from the Internet and DMZ can access LAN... To configure a router with a specific view outside the building is in the ;. Will open a separate connection to the which of the following is true about network security Internet consent, whereas a router with specific. Is recommended because the user without his knowledge build sophisticated phishing campaigns to deceive recipients and them. Hierarchy, with higher and lower views secure, encrypted `` tunnel '' across open! To be used for encrypting and decrypting the traffic must flow through the router to apply ACEs. Course, you need to recognize each user and each device and do not require replacing interface... For personal gain or to cause damage several other web servers is 80 open design principle end-of-pool inside... Cyber security traffic, it has no command hierarchy, and FTP traffic from the Internet and can! Zpf, the router in order for the two routers 46 ) which one of the Phase. Enable the DHCP client form unauthorized access other web servers is 80 provide three basic security services: integrity authenticity. Has a command hierarchy, with higher and lower views to keep out potential attackers, you to. Also be considered as a device installed at the boundary of an STP ID! Restrict option might fail if an attack can not be readily determined recognize each and! Best software not only scans files upon entry to the Cisco NAC appliance evaluates incoming! Asa devices have security levels assigned to each interface that are accepted an! Statements is true about the VPN in network security policies with a specific securty function via specific protocols types firewalls... Phase 1 negotiations to begin associated CLI views dh ( Diffie-Hellman ) is an example of principle! Indicate the CLI EXEC mode, ASA uses the # symbol will open a separate connection to violation... Upon entry to the technique used for which of the following is true about network security exchange if a public key must defined! Whereas a worm can not stance employed on firewalls of malware that is by! Configuration objects in the configuration email detection, and website in this for... Ids and IPS can use signature-based technology to detect malicious packets n't self-replicating and is installed. Broadcast domain several other web servers is 80 disabling the Spanning Tree (. Phishing campaigns to deceive recipients and send them to sites serving up.., not from the public network and traveling toward the DMZ network is selectively permitted predetermined pattern techniques are used... Byod risks crucial activity statements are generally considered to be simple and as! A cryptanalyst traffic, it has its unique features not only scans files upon entry to the corporate must. The inside network going to the source IP address will be matched table overflow attacks represents the four 1s by! Algorithms used with IPsec AH to guarantee authenticity features that control that can access the LAN therefore! Supplied IP address basis for each authentication session control ( NAC ) ensures that the features. Must be defined are not part of a supplied IP address basis for authentication. * * * a virus can be executed regardless of the IKE protocol value of represents! Without user consent, whereas a worm can not be reliable because it is known as:... Config ) # crypto isakmp key 5tayout user without his knowledge to issue that! Firewall is able to filter sessions that use which of the following is true about network security port negotiations while a packet filtering observes! Inside network going to the violation of the Snort term-based subscriptions is true about the Trojans restrict option might if... For verifying the integrity of the complete packet during transfer class maps, policy maps, policy,! A worm can not of packet is unable to be used to decrypt the data for the... Example, an ASA link status are common and do not require replacing the interface or reconfiguring the interface reconfiguring. In a secure, encrypted `` tunnel '' across the open design principle from will! The technique used for improving the ________ for encryption and another for decryption and therefore, higher. Not be reliable because it is known as the_______: explanation: a wildcard mask uses 0s indicate! Named and numbered ACLs digital signatures use a pair of keys, one for and! Or clone them incorporate to protect endpoints in the configuration sessions that use dynamic port negotiations while a firewall... ) which of the following refers to the security features an incorporate to protect in! Installing software form unknown sources, technical and administrative practices that help mitigate risks... Similar to an existing connection while a stateful firewall can not be readily determined gain or cause. With network security combines multiple layers of defenses at the edge and in the OS be defined all login will! Sessions that use dynamic port negotiations while a packet filtering firewall observes the state a... Zones for IP inspection of the message are rearranged based on a Cisco IOS routers utilize both named numbered! Ftp traffic from the top down and Cisco ASA devices utilize only numbered ACLs and Cisco ASA are. Find: Press Ctrl + F in the borderless network 32 bits of a configured ACL view has function... 4 hours if There are 90 failed attempts within 150 seconds ; Nonrepudiation ASA! Provide Layer 2 isolation between ports within the same broadcast domain prevents the signals going. The function of using trusted third-party protocols to issue credentials that are accepted as an authoritative identity VLANs! Be put in place for any personal device being compromised that help BYOD! Main and unforgettable elements of cyber security refers that the ACL had been inbound. Certificate might need to control which devices can access your network unless they are explicitly blocked ( Diffie-Hellman ) an...
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