Internet Browsing & Popups Quiz

Cyber Security Overview

• Cyber security involves measures to protect online information and systems from attacks.
• The rise in internet users correlates with an increase in security threats causing significant harm.
• The primary objectives include establishing rules and strategies to defend against cyber attacks.

Importance of Cyber Security

• Cybersecurity prevents identity theft, extortion, and loss of sensitive data, including personal and professional information.
• Essential for the operational continuity of organizations and the overall functioning of society.

Types of Cyber Security Threats

• Malware: Malicious software designed to harm or exploit any programmable device or network.
• Phishing Attacks: Fraudulent attempts to obtain sensitive information like usernames, passwords, or credit card details.
• Denial-of-Service (DDoS) Attacks: Overloading a system to make it unusable for legitimate users.
• Data Breaches: Unauthorized access or theft of sensitive information, often involving personal data or financial records.

Phishing

• Phishing involves deceitful attempts to acquire sensitive personal data via email or other electronic communications.
• Users may unknowingly provide information on non-secure websites.
• Prevention methods include ensuring websites are secure (indicated by "https://"), regularly monitoring online accounts, and reporting suspicious activities to financial institutions.

Malware

• Malware refers to a set of harmful software instructions that execute tasks detrimental to the device.
• Prevention includes installing antivirus software, utilizing firewall protections, and employing ad blockers to prevent unwanted access.

Denial-of-Service (DDoS)

• DDoS attacks aim to make services unavailable by overwhelming a system's resources.
• Techniques for mitigation include reducing attack surfaces, using caching to offload traffic, and implementing rate limiting.

Data Breaches

• Involves unauthorized access or the theft of sensitive information, which can occur through hacking, malware, or insider threats.
• Prevention strategies encompass using strong passwords, regular software updates, employing encryption, and providing cyber security training to employees.