Cybersecurity 1

First three days of cybersecurity notes

What is the primary purpose of cybersecurity?

To protect digital components, data, networks, and systems from unauthorized access.

What are the common forms of malware?

Trojans, Adware, and Spyware.

How does malware typically get installed on a system?

Often downloaded unknowingly by users.

What is the goal of phishing attacks?

To obtain personal data such as credit card numbers and login information.

How do phishing attacks typically operate?

By tricking users into giving personal data through fake emails impersonating trusted sources.

What occurs during a man-in-the-middle attack?

A hacker intercepts communication between a user and a server.

Where do man-in-the-middle attacks commonly occur?

On unsecured public Wi-Fi networks.

What is a common method used in password attacks?

Guessing user credentials using common or brute-force methods.

Why are weak passwords a security risk?

They are easily cracked, such as 'password123'.

What is the function of a firewall?

To act as a filter between a computer and external networks, blocking suspicious traffic.

What types of firewalls exist?

Hardware-based and software-based.

What is the purpose of honeypots in cybersecurity?

To lure and trap attackers, wasting their resources without risking real data.

What characteristics define strong passwords?

A mix of letters, numbers, and symbols.

What role does antivirus software play in cybersecurity?

Helps detect and block malware.

What can users do to prevent phishing attacks?

Avoid links and attachments from unknown emails.

Who can be targeted by cyberattacks?

Individuals, companies, or government organizations.

What is an Advanced Persistent Threat (APT)?

Prolonged unauthorized access to networks to steal information over time.

What is the effect of Denial of Service (DoS) attacks?

They flood a server with traffic to make it unresponsive.

How do Distributed Denial of Service (DDoS) attacks differ from DoS attacks?

DDoS attacks use multiple systems to overload a server.

What is an SQL injection attack?

A method that manipulates database queries to access or corrupt data.

What challenges do large companies face regarding cybersecurity?

Complex infrastructure makes them struggle with cybersecurity.

What is the role of cybersecurity professionals?

To manage risks and defend systems.