Cyber Threats

Science & Technology
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Version 1Updated 5 Mar 2026

The Information Technology Act, 2000 (as amended in 2008) defines cyber threats under Section 43 as 'any act of accessing or attempting to access any computer, computer system or computer network without permission of the owner or any other person who is in charge of such computer, computer system or computer network.' The National Cyber Security Strategy 2020 categorizes cyber threats as 'malicio…

Quick Summary

Cyber threats encompass malicious activities targeting computer systems, networks, and data through various attack vectors including malware, phishing, ransomware, and denial-of-service attacks. Key threat actors include cybercriminals seeking financial gain, nation-states conducting espionage, hacktivists promoting causes, and insider threats from within organizations.

Major categories include malware (viruses, worms, trojans), social engineering attacks exploiting human psychology, advanced persistent threats involving long-term targeted campaigns, and emerging threats from AI and IoT vulnerabilities.

India faces significant cyber threats affecting critical infrastructure, government services, and private sector operations, with recent incidents including AIIMS ransomware and CoWIN data breaches. The legal framework centers on the IT Act 2000, while institutional response involves CERT-In, NCIIPC, and sectoral coordination mechanisms.

Effective mitigation requires layered defense strategies combining technical controls, policy measures, international cooperation, and public-private partnerships. The evolving threat landscape demands adaptive approaches addressing emerging technologies, cross-border challenges, and the convergence of physical and digital security domains.

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  • Cyber threats: malicious activities targeting computer systems, networks, data
  • Major types: malware, phishing, ransomware, DDoS, APTs, social engineering
  • Key actors: cybercriminals, nation-states, hacktivists, insiders
  • India incidents: AIIMS ransomware (2022), CoWIN breach, Domino's data leak
  • Legal framework: IT Act 2000, 2008 amendments
  • Institutions: CERT-In (national response), NCIIPC (critical infrastructure)
  • APTs: sophisticated, long-term, targeted attacks by nation-states
  • Attribution problem: difficulty identifying attack sources
  • Emerging threats: AI-powered attacks, IoT vulnerabilities, quantum risks
  • Mitigation: layered defense, threat intelligence, international cooperation

Vyyuha Quick Recall - THREAT-SHIELD Framework:

Threat Categories: Malware, Phishing, DDoS, APTs, Social Engineering Hostile Actors: Cybercriminals, Nation-states, Hacktivists, Insiders Recent Incidents: AIIMS (2022), CoWIN, Domino's breach Emergent Risks: AI-powered, IoT vulnerabilities, Quantum threats Attribution: Difficult due to obfuscation and false flags Technical Vectors: Email, Web, Network, Supply chain, Physical

Statutory Framework: IT Act 2000, 2008 amendments Handling Agencies: CERT-In (national), NCIIPC (critical infrastructure) International Gaps: Budapest Convention non-participation Economic Impact: $6 trillion globally, business disruption costs Legal Precedents: Shreya Singhal (2015), Puttaswamy (2017) Defense Strategy: Layered security, threat intelligence, cooperation

*Memory Palace Technique*: Visualize a digital fortress under siege - threats approaching from multiple directions (email, web, network), defenders (CERT-In, NCIIPC) coordinating response, while emerging technologies (AI, IoT) create new vulnerabilities in the walls. The shield represents layered defenses protecting critical assets within.

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