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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Defense Management | 10% | - Cyberattacks and defense strategies - Foundation of defense-in-depth |
| Topic 2: Network Perimeter Protection | 10% | - Firewalls/IDS/IPS concepts - Segmentation - Secure gateways |
| Topic 3: Application and Data Protection | 10% | - Encryption basics - Secure application practices - Data security controls |
| Topic 4: Incident Response and Forensic Investigation | 10% | - Containment/eradication - Forensic touchpoints - First responder steps - Documentation |
| Topic 5: Enterprise Virtual, Cloud, and Wireless Network Protection | 15% | - Wireless hardening - Cloud security (IaaS/PaaS/SaaS) - Virtualization/container security |
| Topic 6: Incident Detection | 10% | - Alerting - Baselining - Traffic and log monitoring/analysis - Triage |
| Topic 7: Endpoint Protection | 20% | - Mobile/IoT security baselines and controls - Windows/Linux hardening |
| Topic 8: Incident Prediction | 15% | - Threat intel (CTI) - Risk management - Indicators (IoC/IoA) - Attack surface analysis |
EC-COUNCILの312-38認定試験は実は技術専門家を認証する試験です。 EC-COUNCILの312-38認定試験はIT人員が優れたキャリアを持つことを助けられます。優れたキャリアを持ったら、社会と国のために色々な利益を作ることができて、国の経済が継続的に発展していることを進められるようになります。全てのIT人員がそんなにられるとしたら、国はぜひ強くなります。Xhs1991のEC-COUNCILの312-38試験トレーニング資料はIT人員の皆さんがそんな目標を達成できるようにヘルプを提供して差し上げます。Xhs1991のEC-COUNCILの312-38試験トレーニング資料は１００パーセントの合格率を保証しますから、ためらわずに決断してXhs1991を選びましょう。
質問 # 426
An attacker uses different types of password cracking techniques to crack the password and gain unauthorized access to a system. An attacker uses a file containing a list of commonly used passwords. They then upload this file into the cracking application that runs against the user accounts. Which of the following password cracking techniques is the attacker trying?
正解：A
解説：
The attacker is employing a Dictionary attack, which is a method where a file containing a list of commonly used passwords is used to attempt to gain unauthorized access to user accounts. This technique relies on the probability that many users will use common passwords that are easy to guess. It is more efficient than a brute-force attack since it uses a predefined list of words, rather than trying all possible combinations of characters.
References: The Dictionary attack is defined as a word-based brute force method1, and it is specifically mentioned as a password cracking test that can be automated with tools2. This technique is distinct from the other options because:
* A Brute-force attack involves trying all possible combinations of characters until the correct one is found1.
* A Rainbow table attack uses precomputed tables of hash values to crack encrypted passwords1.
* A Hybrid attack combines elements of both brute-force and dictionary attacks, often by adding numbers or symbols to dictionary words2.
質問 # 427
What command is used to terminate certain processes in an Ubuntu system?
正解：B
質問 # 428
Ivan needs to pick an encryption method that is scalable even though it might be slower. He has settled on a method that works where one key is public and the other is private. What encryption method did Ivan settle on?
正解：B
解説：
Asymmetric encryption, also known as public-key cryptography, involves two keys: a public key, which can be shared widely, and a private key, which is kept confidential. The public key is used for encryption, and the private key is used for decryption. This method is scalable because it allows for secure communication over an open network without the need for the parties to share secret keys in advance. While asymmetric encryption is generally slower than symmetric encryption due to the complex mathematical computations involved, it provides a high level of security and is essential for tasks such as digital signatures and establishing secure connections over the internet1234.
Reference:
GeeksforGeeks provides a detailed explanation of asymmetric key cryptography, including its characteristics and how it addresses key distribution and digital signatures1.
Dashlane's blog offers a complete guide to asymmetric encryption, its definition, uses, and how it works2.
Kiteworks explains the difference between public and private key encryption and the use of asymmetric encryption on the internet3.
Cloudflare discusses asymmetric encryption and its role in securing web communications through protocols like TLS4.
質問 # 429
Which of the following things need to be identified during attack surface visualization?
正解：C
解説：
During attack surface visualization, it is crucial to identify the assets, topologies, and policies of the organization. This involves mapping out all the devices, paths, networks, and understanding the security posture of each asset. By identifying these elements, organizations can determine where vulnerabilities may exist and how an attacker could potentially exploit them. This process helps in prioritizing security efforts and mitigating risks effectively.
References: The importance of identifying organizational assets, topologies, and policies during attack surface visualization is highlighted in security resources such as the OWASP Cheat Sheet Series1 and other security analysis literature23. These sources emphasize the need to understand the various entry points and potential vulnerabilities within an organization's digital ecosystem as a fundamental aspect of attack surface analysis.
質問 # 430
Which of the following is a communication protocol that multicasts messages and information among all member devices in an IP multicast group?
正解：B
解説：
Internet Group Management Protocol (IGMP) is a communication protocol that multicasts messages and information among all member devices in an IP multicast group. However, multicast traffic is sent to a single MAC address but is processed by multiple hosts. It can be effectively used for gaming and showing online videos. IGMP is vulnerable to network attacks. Answer option A is incorrect. Internet Control Message Protocol (ICMP) is a maintenance protocol that allows routers and host computers to swap basic control information when data is sent from one computer to another. It is generally considered a part of the IP layer. It allows the computers on a network to share error and status information. An ICMP message, which is encapsulated within an IP datagram, is very useful to troubleshoot the network connectivity and can be routed throughout the Internet.
Answer option C is incorrect. BGP stands for Border Gateway Protocol. It is an interautonomous system routing protocol and is a form of Exterior Gateway Protocol (EGP). This protocol is defined in RFC-1267 and RFC-1268. It is used for exchanging network reachability information with other BGP systems. This information includes a complete list of intermediate autonomous systems that the network traffic has to cover in order to reach a particular network. This information is used for figuring out loop-free interdomain routing between autonomous systems. BGP-4 is the latest version of BGP.
Answer option D is incorrect. Exterior Gateway Protocol (EGP) is a protocol that exchanges routing information between different autonomous systems. It is commonly used between hosts on the Internet to exchange routing table information. Border Gateway Protocol (BGP) is the only active EGP.
質問 # 431
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