Cryptojacking

Duration: 3 min

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Inside: a video lesson and guided study material.

Module outline

  1. About the course: About the Course
  2. General Knowledge: Polity, Physics, Biology, State Wise GK, Chemistry, History, Geography, GK- Current Affairs, Indian Economy, Static General Knowledge, Environment, Evolution of Indian Banking (Banking & Financial Awareness)
  3. Mental Aptitude and Reasoning: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Permutation and Combination, Number System, Sequence and Series (Series), Speed Time and Distance, Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Vocabulary, Profit and Loss, Arithmetic, Mental Ability, Percentage, Algebra, Mensuration and Geometry, Age Problems, Clock, Calendar, Verbal Analogy (Word Based Analogy), Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Analogy, Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Selection Decision Table (Decision Making), Cubes & Dices, Blood Relations, Venn Diagram, Logical Sequence Of Words, Inequality, Directions (Direction Test), Data Arrangement, Facts, Inference and Judgements, Syllogisms, Seating Arrangements, Ranking, Order and Sequence
  4. CS | Computer Fundamentals: Basics of COA, Number System, Number Representation, C Fundamentals, Algorithm Analysis, Input Output Organisation
  5. CS | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, SQL
  6. CS | Workplace productivity Tools: MS Office Applications, Keyboard Shortcuts
  7. CS | Computer Networks: Introduction to CN, Data Communication, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Transport Layer Services, Application Layer, Hardware Basics, Network Security
  8. CS | The Internet: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Web Publishing & Hosting, Server Side & Security, Emerging Technologies
  9. CS | Emerging Technologies: Artificial Intelligence, Emerging Tech Trends, Introduction to OS, Windows OS, Linux OS, Unix OS, JavaScript-Basics
  10. CS | Boolean algebra: Digital Systems & Boolean Basics, Boolean Expression, Boolean Minimization, Logic Gates & Hardware
  11. CS | Data Structures: Introduction to DS, Array, Stack, Queue
  12. CS | Cryptography: Society, Law & Ethics, Cyber Threats and Malware Attacks, Role of Internet and Web Services, Security in Mobile and Wireless Computing, Electronic Data Interchange and E-Commerce, Physical Security and Cryptography Basics, Intrusion Detection Systems (IDS), Cyber Safety and Security
  13. UP Police Previous Year Papers:
  14. UP Police Full Mock Tests:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video segment focuses on two distinct cyber threats: Cryptojacking and Botnets. The instructor begins by defining cryptojacking as a form of malicious cryptomining where cybercriminals hack into devices to install software, stealing computing power. A diagram explains the workflow involving end-users and compromised websites. The lesson then transitions to botnets, illustrating the infection cycle and noting the connection to DDoS attacks.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The instructor presents a slide titled 'Cryptojacking,' defining it as 'malicious cryptomining... that happens when cybercriminals hack into both business and personal computers... to install software.' A central diagram visualizes the attack vector: a 'Threat actor' compromises a website (Step 1), 'End-users' connect to the site (Step 2), and unknowingly start mining cryptocurrency (Step 3). The instructor annotates the slide, writing 'Crypto' on the server icon and circling the 'Cryptocurrency mining' box. Later, they write 'Cry' near the end-users to emphasize the mining activity. The text explicitly lists the steps: '1. The threat actor compromises a website,' '2. Users connect to the compromised website and the cryptomining script executes,' and '3. Users unknowingly start mining cryptocurrency on behalf of the threat actor.'

  2. 2:00 – 2:43 02:00-02:43

    The slide changes to a diagram titled 'HOW A BOTNET WORKS.' This visual breaks down the botnet lifecycle into four numbered stages: '1. Infection,' '2. Connection,' '3. Control,' and '4. Multiplication.' The diagram shows a 'Cybercriminal' at the center controlling an 'Infected Machine' which connects to a 'Command & Control Server.' The instructor writes 'DDos' on the right side, indicating the common use of botnets for Distributed Denial of Service attacks. The visual emphasizes the spread of malware from the central server to other devices, illustrating the 'Multiplication' phase where the infection grows.

The lecture effectively contrasts two resource-stealing attacks. Cryptojacking is presented as a stealthy method where the victim's hardware is used for financial gain (mining) without their knowledge. In contrast, the botnet section highlights a more aggressive, coordinated attack structure where multiple compromised devices are controlled centrally to perform tasks like DDoS. Both concepts rely on the unauthorized installation of software, but their end goals differ: financial profit via mining versus network disruption or spam distribution via botnets.

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