212-82 Certified Cybersecurity Technician Questions and Answers

bob1@sam is the file’s content as the answer. To find the machine with SSH service enabled, one can use a network scanning tool such as Nmap to scan the network for port 22, which is the default port for SSH. For example, the command nmap -p 22 192.168.0.0/24 will scan the network range 192.168.0.0/24 for port 22 and display the results2. To initiate an SSH connection to the machine, one can use a command-line tool such as ssh or an SSH client such as PuTTY to connect to the machine using the credentials sam/admin@123. For example, the command ssh sam@192.168.0.10 will connect to the machine with IP address 192.168.0.10 using the username sam and prompt for the password admin@1233. To find the file flag.txt in the machine, one can use a file searching tool such as find or locate to search for the file name in the machine’s file system. For example, the command find / -name flag.txt will search for the file flag.txt from the root directory (/) and display its location4. To enter the file’s content as the answer, one can use a file viewing tool such as cat or less to display the content of the file flag.txt. For example, the command cat /home/sam/flag.txt will display the content of the file flag.txt located in /home/sam/ directory5. The screenshot below shows an example of performing these steps: ![Screenshot of performing these steps] References: Nmap Tutorial, SSH Tutorial, Find Command Tutorial, Cat Command Tutorial, [Screenshot of performing these steps]

Explanation of Correct Answer: Infrared is a wireless technology that can digitally transfer data between two devices within a short range of up to 5 m and only works in the absence of physical blockage or obstacle between the two devices. Infrared is commonly used for remote controls, wireless keyboards, and medical devices.

References: Infrared Technology

Riley’s public key is the key that Louis used to verify the digital signature in the above scenario. A digital signature is a cryptographic technique that verifies the authenticity and integrity of a message or document. A digital signature is created by applying a hash function to the message or document and then encrypting the hash value with the sender’s private key. A digital signature can be verified by decrypting the hash value with the sender’s public key and comparing it with the hash value of the original message or document . Riley’s public key is the key that corresponds to Riley’s private key, which he used to sign the message. Louis’s public key is the key that corresponds to Louis’s private key, which he may use to encrypt or decrypt messages with Riley. Louis’s private key is the key that only Louis knows and can use to sign or decrypt messages. Riley’s private key is the key that only Riley knows and can use to sign or encrypt messages.

The correct answer is B, as it identifies the remote authentication protocol employed by Lorenzo in the above scenario. RADIUS (Remote Authentication Dial-In User Service) is a protocol that provides centralized authentication, authorization, and accounting (AAA) for remote-access servers such as VPNs (Virtual Private Networks), wireless networks, or dial-up connections. RADIUS is based on the client-server model and works at the transport layer of the OSI model. RADIUS uses UDP (User Datagram Protocol) as its transport protocol and encrypts only user passwords in its messages. In the above scenario, Lorenzo implemented RADIUS to provide centralized AAA for remote-access servers. Option A is incorrect, as it does not identify the remote authentication protocol employed by Lorenzo in the above scenario. SNMPv3 (Simple Network Management Protocol version 3) is a protocol that provides network management and monitoring for network devices such as routers, switches, servers, or printers. SNMPv3 is based on the manager-agent model and works at the application layer of the OSI model. SNMPv3 uses UDP as its transport protocol and encrypts all its messages with AES (Advanced Encryption Standard) or DES (Data Encryption Standard). In the above scenario, Lorenzo did not implement SNMPv3 to provide network management and monitoring for network devices. Option C is incorrect, as it does not identify the remote authentication protocol employed by Lorenzo in the above scenario. POP3S (Post Office Protocol version 3 Secure) is a protocol that provides secure email access and retrieval for email clients from email servers. POP3S is based on the client-server model and works at the application layer of the OSI model. POP3S uses TCP (Transmission Control Protocol) as its transport protocol and encrypts all its messages with SSL (Secure Sockets Layer) or TLS (Transport Layer Security). In the above scenario, Lorenzo did not implement POP3S to provide secure email access and retrieval for email clients from email servers. Option D is incorrect, as it does not identify the remote authentication protocol employed by Lorenzo in the above scenario. IMAPS (Internet Message Access Protocol Secure) is a protocol that provides secure email access and management for email clients from email servers. IMAPS is based on the client-server model and works at the application layer of the OSI model. IMAPS uses TCP as its transport protocol and encrypts all its messages with SSL or TLS. In the above scenario, Lorenzo did not implement IMAPS to provide secure email access and management for email clients from email servers.

References: , Section 8.2

A low-interaction honeypot is a type of honeypot that simulates a real OS as well as the applications and services of a target network, but only responds to pre-configured commands. It is designed to capture basic information about the attacker, such as their IP address, tools, and techniques. A low-interaction honeypot is easier to deploy and maintain than a high-interaction honeypot, which fully emulates a real system and allows the attacker to interact with it. A pure honeypot is a real system that is intentionally vulnerable and exposed to attackers. A medium-interaction honeypot is a type of honeypot that offers more functionality and interactivity than a low-interaction honeypot, but less than a high-interaction honeypot.

The correct answer is C, as it identifies the PCI-DSS requirement followed by Myles in the above scenario. PCI-DSS is a set of standards that aims to protect cardholder data and ensure secure payment transactions. PCI-DSS has 12 requirements that cover various aspects of security such as network configuration, data encryption, access control, vulnerability management, monitoring, and testing. PCI-DSS requirement no 5.1 states that “Protect all systems against malware and regularly update anti-virus software or programs”. In the above scenario, Myles followed this requirement by installing antivirus software on each laptop to detect and protect the machines from external malicious events over the Internet. Option A is incorrect, as it does not identify the PCI-DSS requirement followed by Myles in the above scenario. PCI-DSS requirement no 1.3.2 states that “Do not allow unauthorized outbound traffic from the cardholder data environment to the Internet”. In the above scenario, Myles did not follow this requirement, as there was no mention of outbound traffic or cardholder data environment. Option B is incorrect, as it does not identify the PCI-DSS requirement followed by Myles in the above scenario. PCI-DSS requirement no 1.3.5 states that “Restrict inbound and outbound traffic to that which is necessary for the cardholder data environment”. In the above scenario, Myles did not follow this requirement, as there was no mention of inbound or outbound traffic or cardholder data environment. Option D is incorrect, as it does not identify the PCI-DSS requirement followed by Myles in the above scenario. PCI-DSS requirement no 1.3.1 states that “Implement a firewall configuration that restricts connections between publicly accessible servers and any system component storing cardholder data”. In the above scenario, Myles did not follow this requirement, as there was no mention of firewall configuration or publicly accessible servers or system components storing cardholder data.

References: Section 5.2

Risk avoidance is the risk treatment option suggested by the risk management team in this scenario. Risk avoidance is a risk treatment option that involves eliminating the identified risk by changing the scope, requirements, or objectives of the project or activity. Risk avoidance can be used when the risk cannot be prevented using security controls or when the risk outweighs the benefits2. References: Risk Avoidance

20.20.10.19 is the source IP address of the SYN flooding attack in the above scenario. SYN flooding is a type of denial-of-service (DoS) attack that exploits the TCP (Transmission Control Protocol) three-way handshake process to disrupt the network and gain advantage over the network to bypass the firewall. SYN flooding sends a large number of SYN packets with spoofed source IP addresses to a target server, causing it to allocate resources and wait for the corresponding ACK packets that never arrive. This exhausts the server’s resources and prevents it from accepting legitimate requests . To determine the source IP address of the SYN flooding attack, one has to follow these steps:

• Navigate to the Documents folder of Attacker-1 machine.
• Double-click on Synflood.pcapng file to open it with Wireshark.
• Click on Statistics menu and select Conversations option.
• Click on TCP tab and sort the list by Bytes column in descending order.
• Observe the IP address that has sent the most bytes to 20.20.10.26 (target server).

The IP address that has sent the most bytes to 20.20.10.26 is 20.20.10.19 , which is the source IP address of the SYN flooding attack.

Digital locks are the types of physical locks that Juan installed in this scenario. A physical lock is a device that prevents or restricts access to a physical location or environment, such as a door, a cabinet, a drawer, etc. A physical lock can have different types based on its mechanism or technology. A digital lock is a type of physical lock that uses electronic or digital components, such as a keypad, a card reader, a fingerprint scanner, etc., to unlock or lock . A digital lock can be used to provide enhanced security and convenience to users, but it can also be vulnerable to hacking or tampering. In the scenario, Juan installed a physical lock at the entrance of each floor. All employees in the organization were allotted a smart card embedded in their ID cards, which had to be swiped to unlock doors and access any floor. This means that he installed digital locks for those doors. A mechanical lock is a type of physical lock that uses mechanical components, such as a key, a bolt, a latch, etc., to unlock or lock. A combination lock is a type of physical lock that uses a sequence of numbers or symbols, such as a dial, a wheel, or a keypad, to unlock or lock. An electromagnetic lock is a type of physical lock that uses an electromagnet and an armature plate to unlock or lock. 

Admissible is the rule of evidence discussed in the above scenario. A rule of evidence is a criterion or principle that determines whether a piece of evidence can be used in a legal proceeding or investigation. Admissible is a rule of evidence that states that the evidence must be relevant, reliable, authentic, and understandable to be accepted by a court or a jury . Admissible also means that the evidence must be obtained legally and ethically, without violating any laws or rights. In the scenario, Kason has documented all the supporting documents, including source of the evidence and its relevance to the case, before presenting it in front of the jury, which means that he has followed the admissible rule of evidence. Authentic is a rule of evidence that states that the evidence must be original or verifiable as genuine and not altered or tampered with. Understandable is a rule of evidence that states that the evidence must be clear and comprehensible to the court or jury and not ambiguous or confusing. Reliable is a rule of evidence that states that the evidence must be consistent and trustworthy and not based on hearsay or speculation.

Availability is the information security element that ensures that Stella’s transaction status is immediately reflected in her bank account in this scenario. Information security is the practice of protecting information and information systems from unauthorized access, use, disclosure, modification, or destruction. Information security can be based on three fundamental principles: confidentiality, integrity, and availability. Confidentiality is the principle that ensures that information is accessible only to authorized parties and not disclosed to unauthorized parties. Integrity is the principle that ensures that information is accurate, complete, and consistent and not altered or corrupted by unauthorized parties. Availability is the principle that ensures that information and information systems are accessible and usable by authorized parties when needed. In the scenario, Stella purchased a smartwatch online using her debit card. After making payment for the product through the payment gateway, she received a transaction text message with a deducted and available balance from her bank. This means that her transaction status was immediately reflected in her bank account, which indicates that availability was ensured by her bank’s information system. 

TCP Timestamps is the vulnerability with a severity score of 8.0. This can be verified by performing a vulnerability assessment of the web server located at IP address 20.20.10.26 using the OpenVAS vulnerability scanner, available with the Parrot Security machine, with credentials admin/password. To perform the vulnerability assessment, one can follow these steps:

Launch the Parrot Security machine and open a terminal.

Enter the command sudo openvas-start to start the OpenVAS service and wait for a few minutes until it is ready.

Open a web browser and navigate to https://127.0.0.1:9392 to access the OpenVAS web interface.

Enter the credentials admin/password to log in to OpenVAS.

Click on Scans -> Tasks from the left menu and then click on the blue icon with a star to create a new task.

Enter a name and a comment for the task, such as “Web Server Scan”.

Select “Full and fast” as the scan config from the drop-down menu.

Click on the icon with a star next to Target to create a new target.

Enter a name and a comment for the target, such as “Web Server”.

Enter 20.20.10.26 as the host in the text box and click on Save.

Select “Web Server” as the target from the drop-down menu and click on Save.

Click on the green icon with a play button next to the task name to start the scan and wait for it to finish.

Click on the task name to view the scan report and click on Results from the left menu to see the list of vulnerabilities found.

Sort the list by Severity in descending order and look for the vulnerability with a severity score of 8.0. The screenshot below shows an example of performing these steps: The vulnerability with a severity score of 8.0 is TCP Timestamps, which is an option in TCP packets that can be used to measure round-trip time and improve performance, but it can also reveal information about the system’s uptime, clock skew, or TCP sequence numbers, which can be used by attackers to launch various attacks, such as idle scanning, OS fingerprinting, or TCP hijacking1. The vulnerability report provides more details about this vulnerability, such as its description, impact, solution, references, and CVSS score2. References: Screenshot of OpenVAS showing TCP Timestamps vulnerability, TCP Timestamps Vulnerability, Vulnerability Report

The IP address of the attacker is 10.10.1.16. This can be verified by analyzing the Windows.events.evtx file using a tool such as Event Viewer or Log Parser. The file contains several Audit Failure logs with event ID 4625, which indicate failed logon attempts to the system. The logs show that the source network address of the failed logon attempts is 10.10.1.16, which is the IP address of the attacker3. The screenshot below shows an example of viewing one of the logs using Event Viewer4: References: Audit Failure Log, [Windows.events.evtx], [Screenshot of Event Viewer showing Audit Failure log]

4 is the UID (user ID) of a user, John, in the database in the above scenario. A web application is a software application that runs on a web server and can be accessed by users through a web browser. A web application can be vulnerable to SQL injection attacks, which are a type of web application attack that exploit a vulnerability in a web application that allows an attacker to inject malicious SQL statements into an input field, such as a username or password field, and execute them on the database server. SQL injection can be used to bypass authentication, access or modify sensitive data, execute commands, etc. To exploit the web application and extract the user credentials from the moviescope database, one has to follow these steps:

• Open a web browser and type www.moviescope.com
• Press Enter key to access the web application.
• Enter sam as username and test as password.
• Click on Login button.
• Observe that a welcome message with username sam is displayed.
• Click on Logout button.
• Enter sam’ or ‘1’='1 as username and test as password.
• Click on Login button.
• Observe that a welcome message with username admin is displayed, indicating that SQL injection was successful.
• Click on Logout button.
• Enter sam’; SELECT * FROM users; – as username and test as password.
• Click on Login button.
• Observe that an error message with user credentials from users table is displayed.

The user credentials from users table are:

The UID that is mapped to user john is 4 

Wireless repeater is the network component employed by the administrator to extend signals in this scenario. A wireless network is a type of network that uses radio waves or infrared signals to transmit data between devices without using cables or wires. A wireless network can consist of various components, such as wireless access points (APs), wireless routers, wireless adapters, wireless bridges, wireless repeaters, etc. A wireless repeater is a network component that extends the range or coverage of a wireless signal by receiving it from an AP or another repeater and retransmitting it to another area . A wireless repeater can be used to support new devices connected to the network beyond the AP’s range . In the scenario, a startup firm contains various devices connected to a wireless network across the floor. An AP with internet connectivity is placed in a corner to allow wireless communication between devices. To support new devices connected to the network beyond the AP’s range, an administrator used a network component that extended the signals of the wireless AP and transmitted it to the uncovered area. This means that he used a wireless repeater for this purpose. A wireless bridge is a network component that connects two or more wired or wireless networks or segments together . A wireless bridge can be used to expand the network or share resources between networks . A wireless modem is a network component that modulates and demodulates wireless signals to enable data transmission over a network . A wireless modem can be used to provide internet access to devices via a cellular network or a satellite network . A wireless router is a network component that performs the functions of both a wireless AP and a router . A wireless router can be used to create a wireless network and connect it to another network, such as the internet

Managing and maintaining is the phase of firewall implementation and deployment in which Elliott monitored the firewall logs in the above scenario. A firewall is a system or device that controls and filters the incoming and outgoing traffic between different networks or systems based on predefined rules or policies. A firewall can be used to protect a network or system from unauthorized access, use, disclosure, modification, or destruction . Firewall implementation and deployment is a process that involves planning, installing, configuring, testing, managing, and maintaining firewalls in a network or system . Managing and maintaining is the phase of firewall implementation and deployment that involves monitoring and reviewing the performance and effectiveness of firewalls over time . Managing and maintaining can include tasks such as updating firewall rules or policies, analyzing firewall logs , detecting evolving threats or attacks , ensuring firewall security , addressing network issues , etc. In the scenario, Elliott was tasked with implementing and deploying firewalls in the corporate network of an organization. After planning and deploying firewalls in the network, Elliott monitored the firewall logs to detect evolving threats and attacks; this helped in ensuring firewall security and addressing network issues beforehand. This means that he performed managing and maintaining phase for this purpose. Deploying is the phase of firewall implementation and deployment that involves installing and activating firewalls in the network or system according to the plan. Testing is the phase of firewall implementation and deployment that involves verifying and validating the functionality and security of firewalls before putting them into operation. Configuring is the phase of firewall implementation and deployment that involves setting up and customizing firewalls according to the requirements and specifications.

/var/log/wtmp is the Linux log file accessed by Gideon in this scenario. /var/log/wtmp is a log file that records information related to user login/logout, such as username, terminal, IP address, and login time. /var/log/wtmp can be used to determine the current login state of users in a Linux system. /var/log/wtmp can be viewed using commands such as last, lastb, or utmpdump1.

References: Linux Log Files

 It identifies the type of physical lock used by the organization in the above scenario. A physical lock is a device that prevents unauthorized access to a door, gate, cabinet, or other enclosure by using a mechanism that requires a key, code, or biometric factor to open or close it. There are different types of physical locks, such as:

• Combination lock: This type of lock requires typing a sequence of numbers and letters by using a rotating dial that intermingles with several other rotating discs. This type of lock is suitable for securing safes, lockers, or cabinets that store valuable items or documents.
• Digital lock: This type of lock requires entering a numeric or alphanumeric code by using a keypad or touchscreen. This type of lock is suitable for securing doors or gates that require frequent access or multiple users.
• Mechanical lock: This type of lock requires inserting and turning a metal key that matches the shape and size of the lock. This type of lock is suitable for securing doors or gates that require simple and reliable access or single users.
• Electromagnetic lock: This type of lock requires applying an electric current to a magnet that attracts a metal plate attached to the door or gate. This type of lock is suitable for securing doors or gates that require remote control or integration with other security systems.

In the above scenario, the organization used a combination lock that requires typing a sequence of numbers and letters by using a rotating dial that intermingles with several other rotating discs. Option A is incorrect, as it does not identify the type of physical lock used by the organization in the above scenario. A digital lock requires entering a numeric or alphanumeric code by using a keypad or touchscreen. In the above scenario, the organization did not use a digital lock, but a combination lock. Option C is incorrect, as it does not identify the type of physical lock used by the organization in the above scenario. A mechanical lock requires inserting and turning a metal key that matches the shape and size of the lock. In the above scenario, the organization did not use a mechanical lock, but a combination lock. Option D is incorrect, as it does not identify the type of physical lock used by the organization in the above scenario. An electromagnetic lock requires applying an electric current to a magnet that attracts a metal plate attached to the door or gate. In the above scenario, the organization did not use an electromagnetic lock, but a combination lock. References: , Section 7.2

Content-based signature analysis is the type of attack signature analysis performed by Anderson in the above scenario. Content-based signature analysis is a technique that analyzes packet header fields such as IP options, IP protocols, IP fragmentation flags, offset, and identification to check whether any fields are altered in transit. Content-based signature analysis can help detect attacks that manipulate packet headers to evade detection or exploit vulnerabilities . Context-based signature analysis is a technique that analyzes packet payloads such as application data or commands to check whether they match any known attack patterns or signatures. Atomic-signature-based analysis is a technique that analyzes individual packets to check whether they match any known attack patterns or signatures. Composite-signature-based analysis is a technique that analyzes multiple packets or sessions to check whether they match any known attack patterns or signatures. 

The correct answer is B, as it identifies the type of account that the organization has given to Sam in the above scenario. A guest account is a type of account that allows temporary or limited access to a system or network for visitors or users who do not belong to the organization. A guest account typically has minimal privileges and permissions and can only access certain files or applications. In the above scenario, the organization has given Sam a guest account for the demonstration. Using this account, Sam can only access the files that are required for the demonstration and cannot open any other file in the system. Option A is incorrect, as it does not identify the type of account that the organization has given to Sam in the above scenario. A service account is a type of account that allows applications or services to run on a system or network under a specific identity. A service account typically has high privileges and permissions and can access various files or applications. In the above scenario, the organization has not given Sam a service account for the demonstration. Option C is incorrect, as it does not identify the type of account that the organization has given to Sam in the above scenario. A user account is a type of account that allows regular access to a system or network for employees or members of an organization. A user account typically has moderate privileges and permissions and can access various files or applications depending on their role. In the above scenario, the organization has not given Sam a user account for the demonstration. Option D is incorrect, as it does not identify the type of account that the organization has given to Sam in the above scenario. An administrator account is a type of account that allows full access to a system or network for administrators or managers of an organization. An administrator account typically has the highest privileges and permissions and can access and modify any files or applications. In the above scenario, the organization has not given Sam an administrator account for the demonstration.

References: , Section 4.1

Quantum cryptography is the encryption mechanism demonstrated in the above scenario. Quantum cryptography is a branch of cryptography that uses quantum physics to secure data transmission and communication. Quantum cryptography encrypts data by using a sequence of photons that have a spinning trait, called polarization, while traveling from one end to another. These photons keep changing their shapes, called states, during their course through filters: vertical, horizontal, forward slash, and backslash. Quantum cryptography ensures that any attempt to intercept or tamper with the data will alter the quantum states of the photons and be detected by the sender and receiver . Homomorphic encryption is a type of encryption that allows computations to be performed on encrypted data without decrypting it first. Rivest Shamir Adleman (RSA) encryption is a type of asymmetric encryption that uses two keys, public and private, to encrypt and decrypt data. Elliptic curve cryptography (ECC) is a type of asymmetric encryption that uses mathematical curves to generate keys and perform encryption and decryption.

Radio-frequency identification (RFID) is the type of short-range wireless communication technology that the billing executive has used in the above scenario. RFID uses radio-frequency electromagnetic waves to transfer data for automatic identification and for tracking tags attached to objects . RFID tags are machine-readable tags that store information about the products, such as name, price, expiry date, etc. RFID readers are readable machines that scan the RFID tags and display the product details on the computer . RFID technology is widely used in supermarkets, warehouses, libraries, and other places where inventory management and tracking are required . 

Investigation objectives is the section of the forensic investigation report where Arabella recorded the “nature of the claim and information provided to the officers” in the above scenario. A forensic investigation report is a document that summarizes the findings and conclusions of a forensic investigation. A forensic investigation report typically follows a standard template that contains different sections covering all the details of the crime and the investigation process. Investigation objectives is the section of the forensic investigation report that describes the purpose and scope of the investigation, the nature of the claim and information provided to the officers, and the questions or issues to be addressed by the investigation. Investigation process is the section of the forensic investigation report that describes the steps and methods followed by the investigators, such as evidence collection, preservation, analysis, etc. Evidence information is the section of the forensic investigation report that lists and describes the evidence obtained from various sources, such as devices, media, witnesses, etc. Evaluation and analysis process is the section of the forensic investigation report that explains how the evidence was evaluated and analyzed using various tools and techniques, such as software, hardware, etc.

NFC (Near Field Communication) is the mobile connection method that Rickson has used in the above scenario. NFC is a short-range wireless communication technology that enables devices to exchange data within a range of 10 cm. NFC employs electromagnetic induction to create a radio frequency field between two devices. NFC can also read RFID tags and establish Bluetooth connections with nearby devices to exchange information such as images and contact lists . Satcom (Satellite Communication) is a mobile connection method that uses satellites orbiting the earth to provide communication services over long distances. Cellular communication is a mobile connection method that uses cellular networks to provide voice and data services over wireless devices. ANT is a low-power wireless communication technology that enables devices to create personal area networks and exchange data over short distances. 

 FTP Unencrypted Cleartext Login is the vulnerability that may affect the website according to the severity factor in the above scenario. A vulnerability is a weakness or flaw in a system or network that can be exploited by an attacker to compromise its security or functionality. A vulnerability assessment is a process that involves identifying, analyzing, and evaluating vulnerabilities in a system or network using various tools and techniques. Greenbone is a tool that can perform vulnerability assessment on various targets using various tests and scans. To perform a vulnerability assessment on the given IP address 20.20.10.26, one has to follow these steps:

• Open a web browser and type 20.20.10.26:9392
• Press Enter key to access the Greenbone web interface.
• Enter admin as username and password as password.
• Click on Login button.
• Click on Scans menu and select Tasks option.
• Click on Start Scan icon next to IP Address Scan task.
• Wait for the scan to complete and click on Report icon next to IP Address Scan task.
• Observe the vulnerabilities found by the scan.

The vulnerabilities found by the scan are:

The vulnerability that may affect the website according to the severity factor is FTP Unencrypted Cleartext Login, which has a medium severity level. FTP Unencrypted Cleartext Login is a vulnerability that allows an attacker to intercept or sniff FTP login credentials that are sent in cleartext over an unencrypted connection. An attacker can use these credentials to access or modify files or data on the FTP server. TCP timestamps and UDP timestamps are vulnerabilities that allow an attacker to estimate the uptime of a system or network by analyzing the timestamp values in TCP or UDP packets. Anonymous FTP Login Reporting is a vulnerability that allows an attacker to access an FTP server anonymously without providing any username or password.

WPA3 encryption is the type of wireless encryption used by the security solution employed by Matias in the above scenario. WPA3 encryption is the latest and most secure version of Wi-Fi Protected Access, a protocol that provides authentication and encryption for wireless networks. WPA3 encryption uses 256-bit Galois/Counter Mode Protocol (GCMP-256) to maintain the authenticity and confidentiality of data. WPA3 encryption also provides enhanced protection against offline dictionary attacks, forward secrecy, and secure public Wi-Fi access . WPA2 encryption is the previous version of Wi-Fi Protected Access, which uses Advanced Encryption Standard (AES) or Temporal Key Integrity Protocol (TKIP) for data encryption. WEP encryption is an outdated and insecure version of Wi-Fi security, which uses RC4 stream cipher for data encryption. WPA encryption is an intermediate version of Wi-Fi security, which uses TKIP for data encryption.

Recovery is the IH&R step performed by Edwin in the above scenario. IH&R (Incident Handling and Response) is a process that involves identifying, analyzing, containing, eradicating, recovering from, and reporting on security incidents that affect an organization’s network or system. Recovery is the IH&R step that involves restoring the normal operation of the system or network after eradicating the incident. Recovery can include reinstating lost data from the backup media, applying patches or updates, reconfiguring settings, testing functionality, etc. Recovery also involves ensuring that the backup does not have any traces of malware or compromise . Eradication is the IH&R step that involves removing all traces of the incident from the system or network, such as malware, backdoors, compromised files, etc. Incident containment is the IH&R step that involves implementing appropriate measures to stop the infection from spreading to other organizational assets and to prevent further damage to the organization. Notification is the IH&R step that involves informing relevant stakeholders, authorities, or customers about the incident and its impact.