Cyse 101 2023 - Study guides, Class notes & Summaries

Confidentiality Unauthorized users cannot access sensitive information. Integrity Information is complete and corrupted. Availability Authorized users can get to the information or resources. Vulnerability A flaw, weakness, or hole in a system or component. Examples of Vulnerabilities. *Software buffer overflow *System: weak or no password *Comm: no authentication or encryption. Threat Something that exploits a vulnerability to affect C,I, A. Exa...

CYSE 101 quiz & lab review(updated 2023 )fully solvedIf we are using an 4-character password that contains only lowercase English alphabetic characters (26 different characters), how many *more* possible passwords are there if we use a 5-character password (still only lowercase English alphabetic characters? a. 11,424,400 more possibilities b. 26 more possibilities c. Same number of possibilities because still using lowercase English alphabetic characters d. 456,976 more possibilities -...

CYSE 101 midterm questions with complete solutions 2023(UPDATED)What are we trying to protect in CYSE? - correct answer Confidentiality, integrity and availability (of information, systems resources etc.) What is confidentiality? - correct answer unauthorized users cannot access sensitive information What is integrity? - correct answer Information is complete and uncorrupted What is availability? - correct answer Authorized users can get to the information or resources What is vulner...

CYSE 101 final review (updated 2023) rated A+ already passed UPDATEDWhich of the following would *not* be part of a solution in the Polycom case study? - correct answer d. Off site backups Which of the following is *not* true about complex and automatically generated passwords that are unique to each system and are a minimum of 30 characters in length, such as !Hs4(j0qO$&zn1%2SK38cn^!Ks620! ? - correct answer b. Brute force password crackers will break them as quickly as a 4-digit PIN Whic...

CYSE 101 Midterm with complete solution 2023(UPDATED)CYSE is concerned with - correct answer What are the cyber components of a system? What are the threats and vulnerabilities of that system (i.e., risk)? How do we reduce the risk by designing in security? What to answer for Case Studies - correct answer What happened? (the facts) "Summary here" What vulnerabilities were exploited? Ex: Unencrypted data and code at rest, exposed electronics, exposed cryptographic keys By...

CYSE 101 questions with complete solutions 2023(UPDATED)Vulnerability vs. Threat - correct answer A vulnerability is a weakness that can be use to harm us, meanwhile a threat is an entity that seeks to exploit a weakness and harm us. Logical Controls - correct answer • Passwords • Encrptions • Firewalls • Intrusion Detection Systems • Logical Access Controls Utility - correct answer usefulness of data Interception - correct answer attack against confidentiality Concept...

CYSE 101 FINAL STUDY SET questions and correct answers 2023(UPDATED) What is access control? - correct answer A security technique that regulates who or what can view or use resources in a computing environment It enables administrators to manage access at a more granular level Authentication - correct answer Authentication is the step after identification It is to determine whether the claim of the identity is true Because access control is typically based on the identity of the us...

CYSE 101 FINAL questions with complete solutions 2023(UPDATED)Cybersecurity countermeasures are: - correct answer the tools and techniques we use to reduce risk One vulnerability in air traffic control system case was - correct answer unauthenticated messages What does non-repudiation mean? - correct answer suffuncent evidence exists such taht a user cannot deny an action What is the Parkerian hexad compared to the CIA triad - correct answer Parkenian has 6 elements including the 3 from...

CYSE 101 Lab 4 questions and correct answers 2023(UPDATED)How many total tcp/tcp6 ports are listening? (count each row as one) - correct answer 7 How many total udp/udp6 ports are listening (you won't see "LISTEN" by any of these)? (count each row as one) - correct answer 6 The value after the last colon in the "Local Address" column is the port number; are the port numbers the same for the tcp/tcp6 and udp/udp6 ports? - correct answer no The rightmost column now shows PID/Program ...