Cyse 101 - Study guides, Class notes & Summaries

What is access control? 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 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 user who requests access to a resource, authentication is essential to effective security. Wh...

Cybersecurity countermeasures are: the tools and techniques we use to reduce risk One vulnerability in air traffic control system case was unauthenticated messages What does non-repudiation mean? suffuncent evidence exists such taht a user cannot deny an action What is the Parkerian hexad compared to the CIA triad Parkenian has 6 elements including the 3 from the CIA but is not as widely known Why does access control based on the Media Access Control (MAC) address...

CYSE 101 quiz & lab review Question and answers 2024 verified to passIf 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...

How does the principle of least privilege apply to operating system hardening? - Answer- prevents attack actions that require administrator or root privilege What is the difference between a port scanner and a vulnerability assessment tool? - Answer- port scanners discover listening ports; vulnerability assessment tools report known vulnerabilities on listening ports What does applying a vendor OS update (patch) usually do? - Answer- What does executable space protection do for us and ...

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 questions and answers correctly solved 2024 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 o...

Which of the following would not be part of a solution in the Polycom case study? 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! ? b. Brute force password crackers will break them as quickly as a 4-digit PIN Which of the following is true regarding the history of cybersecurity as presented in class and the ...

If 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 11,424,400 more possibilities What do we call the p...

How does a spear phishing attack differ from a general phishing attack? whether message has embedded javascript or not size of the message number of targets and custom messages whether message has malware attached or not number of targets and custom messages Is it OK to use the same password for all of our accounts? yes because using different passwords is hard to remember no because a compromise of one account leads to a compromise of all accounts using the same passwo...

In a data breach (such as the OPM case) which security characteristic of data has been violated? - Answer- Confidentiality Which of the following about vulnerabilities and threats is *not* true? - Answer- A vulnerability or a threat, but not both, are required to create risk Considering the CIA triad and the Parkerian hexad, which of the following is true? - Answer- Parkerian is more complete but not as widely known Which of the following is *not* true about complex and automatically ge...