Which service will resolve a specific web address into an ip address of the destination web server?

Firewall is a device and/or a sotware that stands between a local network and the Internet, and filters traffic that might be harmful. An Intrusion Detection System (IDS) is a software or hardware device installed on the network (NIDS) or host (HIDS) to detect and report intrusion attempts to the network.

Best answer for this question, which of the following types of power issues should a technician be concerned about select three correct answers?

  1. blackout.
  2. flicker.
  3. brownout.
  4. spike.
  5. spark.
  6. fuzzing. Explanation: Power issues include increases, decreases, or sudden changes in power and include the following: Spike. Surge. Fault. Blackout. Sag/dip. Brownout. Inrush Current.

In this regard, why is WPA2 better than WPS Mcq? Size of PTK larger for WPA as it has 4 keys with 128 bit, while WPA2 has 3 key with same length. They are the same keys for handshake, except WPA2 uses a single key for data encryption and integrity, while WPA uses two (one for each).

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Considering this, why should WEP not be used? WEP is not a good encryption standard; however, it is better than no security. It encrypted all traffic to and from the access point using a static key, which was its downfall. This downfall can now be exploited by common, everyday computers.

You asked, what is botnet computer security? A botnet (short for “robot network”) is a network of computers infected by malware that are under the control of a single attacking party, known as the “bot-herder.” Each individual machine under the control of the bot-herder is known as a bot. … They are also used to spread bots to recruit more computers to the botnet.

What is the difference between HIDS and antivirus?

antivirus. Antivirus is a prevention tool that attempts to block installation of malware through known signatures and malware heuristics. … HIDS is a lightweight host-based detection tool that alerts admins and SIEMS to changes to the server by monitoring logs, directories, files, and registries.

What should a technician do before working on a computer?

  1. Remove any watch and jewelry.
  2. Check the surrounding area for trip hazards.
  3. Ensure that the computer is free of viruses.
  4. Remove all cables except the power cable. Answers Explanation & Hints:

Which website should a technician consult to find instructions for updating the BIOS on a computer?

Which website should a technician consult to find instructions for updating the BIOS on a computer? Answers Explanation & Hints: Go to the motherboard manufacturer site to get the correct software to update the BIOS.

When troubleshooting a computer where can a technician?

  1. Event Viewer.
  2. Device Manager.
  3. the BIOS.
  4. vendor diagnostic tools. Explanation: Information about errors caused by the system, user, or software can be found in Event Viewer.
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What is TKIP and AES?

TKIP (short for Temporal Key Integrity Protocol) is an encryption method. TKIP provides per-packet key mixing a message integrity and re-keying mechanism. AES (short for Advanced Encryption Standard) is the Wi-Fi® authorized strong encryption standard.

What is WEP vs WPA?

WEP stands for Wired Equivalent Privacy, and WPA stands for Wireless Protected Access. … Using some encryption is always better than using none, but WEP is the least secure of these standards, and you should not use it if you can avoid it. WPA2 is the most secure of the three.

What does SSID stand for?

The abbreviation SSID stands for Service Set Identifier. This is the unique name that identifies a wireless network. It is in the packet header when a data packet is transmitted. The devices on the Wi-Fi network use this identifier for communications via the network.

What is the purpose of rootkit?

The main purpose of rootkits is to mask malware payloads effectively and preserve their privileged existence on the system. For that reason, a rootkit will conceal files, malware processes, injected modules, registry keys, user accounts or even system registries running on system boot.

What are two items that can be found on the Internet Storm Center website?

The Internet Storm Center website has a daily InfoSec blog, InfoSec tools, and news among other InfoSec information.

What measures can a company take to defend itself against the application attacks give 3 measures?

  1. Encrypt and backup data.
  2. Prevent & protect from cyber attacks.
  3. Educate staff on cyber security.
  4. Create a security-focused workplace culture.
  5. Conduct regular audits.
  6. Secure sensitive data first.
  7. Fight technology with technology.
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What does rootkit mean?

A rootkit is a clandestine computer program designed to provide continued privileged access to a computer while actively hiding its presence. … Today rootkits are generally associated with malware – such as Trojans, worms, viruses – that conceal their existence and actions from users and other system processes.

How botnets are controlled?

Core components. A botnet’s originator (known as a “bot herder” or “bot master”) controls the botnet remotely. This is known as the command-and-control (C&C). The program for the operation must communicate via a covert channel to the client on the victim’s machine (zombie computer).

What is DotGoI message?

The messages from DotGoI warns against online circulation/possession of child pornography or rape/gang rape-related content and calls for reporting complaint with www.cybercrime.gov.in of National Cyber Crime Reporting Portal (NCCRP) under Ministry of Home Affairs (MoHA).

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