Brute force method Study guides, Class notes & Summaries

Chapter 2 – Cryptographic Tools TRUE/FALSE QUESTIONS: T F 1. Symmetric encryption is used primarily to provide confidentiality. T F 2. Two of the most important applications of public-key encryption are digital signatures and key management. T F 3. Cryptanalytic attacks try every possible key on a piece of ciphertext until an intelligible translation into plaintext is obtained. T F 4. The secret key is input to the encryption algorithm. T F 5. Triple DES tak...

Parable realistic and has a moral Legend exaggerated story about people Myth literary sub genre of a story that involves gods and heroes, usually expressing a cultures ideals Folktale language of the people, does not need a moral, and main purpose is to entertain Fairytales element of magic, usually follows a pattern, and presents an "ideal", may contain "magic 3" or "stereotyping" Fable non-realistic, has a moral, and animals are often the main character Fable Aesop- "The Fox and t...

Final Exam 1. Your company has an on-premises Microsoft Exchange Server 2016 organization. The organization is in the company's main office in Melbourne. The main office has a low-bandwidth connection to the Internet. The organization contains 250 mailboxes. You purchase a Microsoft 365 subscription and plan to migrate to Exchange Online next month. In 12 months, you plan to increase the bandwidth available for the Internet connection. You need to recommend the best migration strategy...

In which type of attack are passwords never cracked? A. Cryptography attacks B. Brute-force attacks C. Replay attacks D. John the Ripper attacks C If the password is 7 characters or less, then the second half of the LM hash is always: A. 0xAAD3B435B51404EE B. 0xAAD3B435B51404AA C. 0xAAD3B435B51404BB D. 0xAAD3B435B51404CC A . What defensive measures will you take to protect your network from password brute-force attacks? (Choose all that apply.) A. Never leave a defaul...

Pillars of Cyber Security - correct answer Confidentiality, Integrity, Availability, and Safety (Introduced to address issues related to Internet of Things (IoT)) How do you measure any cyber security effort's success? - correct answer Success in cybersecurity will be the absence of impact on confidentiality, integrity, and availability of digital information no matter where it is (stationary/stored, traveling/transmitted, or processed). Identity Function - correct answer The identify fun...

The user installed Trojan horse malware. A user used an administrator account to download and install a software application. After the user launched the .exe extension installer file, the user experienced frequent crashes, slow computer performance, and strange services running when turning on the computer. What most likely happened to cause these issues? A worm A security operations center (SOC) analyst investigates the propagation of a memory-resident virus across the network and notices a...

D430 Scenario Based Question Practice (2024/2025) Graded A+ An organization wants to ensure that only authorized personnel can access sensitive data stored in a database. What security measure should be implemented for protecting data at rest? Access controls 3 multiple choice options A company wishes to secure communication between its two branch offices over the internet. What technology should be employed for protecting data in motion? Virtual Private Network (VPN) 3 multiple cho...

WGU C727 Cybersecurity Management I Strategic, Exam Review Questions and Answers Latest Updated 2023/2024 | 100% Correct. Enterprise-wide risk management (ERM) (CH1): Typically synonymous with risk management for all sectors; also used to emphasize an integrated and holistic "umbrella" approach delivering objectives by managing risk across an organization, its silos, its risk specialist, and other subfunctions and processes. 5. Maturity model (CH1: A simplified system that "road-maps" im...

SSCP #2 Exam Questions With Verified Answers A. All DNS servers to avoid recursive lookups B. All non DNS servers C. Firewalls D. Routers B - ANS IPSEC resides at which layer of the OSI model? A. Layer 6 - Presentation B. Layer 3 - Network C. Layer 4 - Transport D. Layer 5 - Session E. Layer 2 - Data Link F. Layer 1 - Physical D - ANS DES, 3DES, Blowfish, and AES are all examples of what type of cryptography? "Pass Any Exam. Any Time." - Guaranteed 36 B. Message Di...

Finding any method to decrypt the message that is more efficient that simple brute force attempts. - -Breaking Ciphers Simply trying every possible key to decrypt a message - -Brute Force Using other techniques to attempt to derive the key, can be used to test the efficacy of a cryptographic algorithm. Frequently used to test hash algorithms for collisions. - -Cryptanalysis The most basic tool for breaking classic ciphers like the Caesar and Vigenere Ciphers. Analysis the frequency of cert...