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Explanation: The TCP SYN flood attack exploits the TCP three-way handshake. The attacker continuously sends TCP SYN session request packets with a randomly spoofed source IP address to an intended target. The target device responds with a TCP SYN ACK packet to the spoofed IP address and waits for a TCP ACK packet.
Which technique is most effective in breaking down scar tissue?Disconnecting from the network and rebooting into safe mode are both examples of the third step: determining an exact cause. A technician discovers that an employee has connected an unauthorized WiFi router to the company network so the employee can get WiFi coverage while taking a break outside.
What type of network attack involves randomly opening many telnet requests to a router and rendering the device inaccessible to a valid network administrator? Explanation: The TCP SYN flood attack exploits the TCP three-way handshake.
Is being 11 still a kid?Explanation: Fast flux, double IP flux, and domain generation algorithms are used by cyber criminals to attack DNS servers and compromise DNS services. Fast Flux is a technique used to hide phishing and malware delivery pages behind a rapidly changing network of compromised DNS hosts (bots within botnets).
Which canned tuna is healthiest?What protocol is used to collect information about traffic traversing a network?
NetFlow is a protocol used to collect metadata about IP traffic flows traversing a network device. Developed by Cisco Systems, NetFlow is used to record metadata about IP traffic flows traversing a network device such as a router, switch, or host.
What exercises work the long head?What actions does an IDS take when malicious traffic is detected?
What actions does an IDS take when malicious traffic is detected? Create a network alert and log the detection. An IDS, or Intrusion Detection System, is a device that can scan packets and compare them to a set of rules or attack signatures.
What should a technician do before working on a computer?
What is most important for a technician before working on a computer? Disconnect all cables except the power cord. Take off watches and jewelry and secure loose items. Make sure the computer is virus free.
What should a technician do when they get a call from a stressed customer?
What should a technician do when they get a call from a stressed customer? Try to build a relationship with the customer.
What is a good safety precaution when opening a computer case?
What is a good safety precaution when opening a computer case? Place tape over the sharp case edges. What does the “A” in PASS remind a person using a fire extinguisher?
What technology can prevent malicious software from monitoring user activity, collecting personal information and generating unwanted pop-ups?
What kind of technology can prevent malicious software from monitoring user activity, collecting personal information, and producing unwanted pop-up ads on a user’s computer? Explanation: Antispyware software is typically installed on a user’s computer to scan and remove malicious spyware software installed on a device.
What is most important for a technician before working on a computer?
What is most important for a technician before working on a computer? Disconnect all cables except the power cord. Take off watches and jewelry and secure loose items. Make sure the computer is virus free.
What two actions can be performed when configuring Windows Firewall?
What two actions can be performed when configuring Windows Firewall? (Choose two.) Enable MAC address authentication. Enable port checking. Manually open ports required by specific applications. Allow another software firewall to control access. Explanation: February 15, 2019
What are the risks of the IoT?
Exploring the IoT attack surfaceDevices. … communication channels. … applications and software. … lack of physical hardening. … Insecure data storage and transmission. … Lack of visibility and device management. … botnets. …weak passwords.
What measures can reduce the risk of ESD damage when working on computer equipment?
To avoid ESD damage, use grounded mats on workbenches and grounded floor mats in work areas. You can also use an anti-static wrist strap to avoid ESD shocks, except when working in power supplies or CRT monitors.
What are the options for accessing the Windows Firewall?
Select Start→Control Panel→System and Security→Windows Firewall. The Windows Firewall window will appear. In the left pane of the window, click the Turn Windows Firewall on or off link.
What is the first step a technician should take when preparing to work inside a computer?
What is the first step a technician should take when preparing to work inside a computer? Disconnect the power adapter. Disconnect the computer from the power supply. Disconnect the computer from the network. Remove external devices such as a mouse. Explanation: August 23, 2018
What kind of technology can prevent malicious software from monitoring user activity?
What kind of technology can prevent malicious software from monitoring user activity, collecting personal information, and producing unwanted pop-up ads on a user’s computer? Explanation: Antispyware software is typically installed on a user’s computer to scan and remove malicious spyware software installed on a device.
What two types of passwords might the larger company use to secure a workstation?
Answers Explanation & Notes: Three types of password protection that can be used to secure a workstation are the BIOS password, which is configured through the BIOS setup program; a login password such as a PIN, Windows or picture password; and a network password stored on a server.
What are the top IoT security risks and challenges?
What are the security issues in IoT?Vulnerabilities. Vulnerabilities are a major problem that constantly plagues users and organizations. … malware. … Escalated cyber attacks. … information theft and unknown disclosure. … mismanagement and misconfiguration of devices. July 22, 2021
Which tool can detect malicious traffic?
By SolarWinds on July 29, 2021 Intrusion detection systems are designed to identify suspicious and malicious activity through network traffic, and an intrusion detection system (IDS) allows you to determine if your network is under attack.
What action could be used to determine if a host is compromised and flood traffic onto the network, pick one?
What action can be used to determine if a host is compromised and flooding traffic into the network? Disconnect the host from the network.
What is considered ethical conduct for a technician when communicating with a customer?
What is considered ethical behavior for a technician when communicating with a customer? A technician may only send unsolicited emails. What is considered good communication practice for a technician when explaining a computer problem to a customer? Occasionally ask questions to clarify some points.
What two characteristics of network traffic are monitored when a network engineer configures the corporate firewall to act as a packet filter? Choose two?
Packet filters only deal with port data, IP address data and destination services.
Why do IoT devices pose a greater risk?
Why do IoT devices pose a greater risk than other computing devices on a network? … IoT devices require unencrypted wireless connections. IoT devices cannot function in an isolated network with only an internet connection. Most IoT devices do not receive frequent firmware updates.