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...

Which of the following is true regarding the history of cybersecurity as presented in class and the associated document? Advances (firewalls, intrusion detection, encryption algorithms, etc.) often followed attacks or apparent weaknesses How do we know at what point we can consider our environment to be secure? Never; perfect security does not exist Considering the CIA triad and the Parkerian hexad, which of the following is true? Parkerian is more complete but not as widely kno...

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 ...

Confidentiality Unauthorized users cannot access sensitive information. Integrity Information is complete and corrupted. 00:03 04:10 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 aff...

CYSE 101 FINAL REVIEW Question and answers 2024 verified to pass What Kismet used for? - correct answer Finding wireless access points even when attempts have made it difficult to do so. What is the concept of network segmentation and why do it? - correct answer Divide networks into subnets. Do this for controlling network traffic. Boost Performance. Troubleshooting network issues. Why is a BYOD policy bad for an enterprise network? - correct answer Potential for malware to be brought ...

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...

Vulnerability vs. Threat 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 • Passwords • Encrptions • Firewalls • Intrusion Detection Systems • Logical Access Controls Utility usefulness of data Interception attack against confidentiality Concept of defense in depth for layers of confidentiality Data Layers Encryption Access Controls Vulnerabili...

CYSE 101 questions with correct answers

What is the difference between a stateful packet filtering firewall and a basic packet filtering firewall? A stateful packet filtering firewall tracks sessions between systems For what might we use the tool Kismet? To detect wireless devices 00:46 04:07 What tool mentioned in the text might we use to scan for devices on a network, to include fingerprinting the operating system and detecting versions of services on open ports? nmap Which of the following is not a...

Cybersecurity countermeasures are: the tools and techniques we use to reduce risk One vulnerability in air traffic control system case was unauthenticated messages 00:37 04:10 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...