DRISHTI IAS Internal Security Class Notes – Hindi Medium | IAS/PCS

• Comprehensive coverage of Internal Security for IAS and PCS Civil Services preparation
• Covers the basic concepts and dimensions of security, including internal and external security
• Explains the role of State and Non-State Actors in creating security challenges
• Covers the relationship between Development and Extremism
• Dedicated chapters on Naxalism and Terrorism
• Includes security challenges related to North-Eastern States
• Covers Media, Social Media, Communalism, Cyber Security and Information Security
• Detailed coverage of Organized Crime, Terrorism and Money Laundering
• Includes Border Security and related challenges
• Covers Security Forces, National Security Framework and their Mandates
• Includes exam-oriented practice questions, including IAS/UPSC-style questions

The notes are presented as Drishti IAS Internal Security Class Notes and systematically cover major internal-security themes relevant to Civil Services preparation.

About these Class Notes

Drishti IAS Internal Security Class Notes are Hindi-medium study notes designed for aspirants preparing for IAS, PCS and other Civil Services examinations.

The material begins with the basic concepts of security, explaining internal and external security, security elements and different dimensions of security. It discusses security not only in terms of physical threats but also includes economic, digital and other dimensions.

The notes then move into key challenges confronting India, including state and non-state actors, extremism, Naxalism, terrorism, North-East security issues, communalism, cyber threats, organized crime, money laundering and border security. The complete course structure is arranged across 12 major chapters.

The content also examines the institutional side of security through security forces, their mandates and India’s national security framework, making the notes useful for developing both conceptual understanding and exam-oriented analytical perspectives.

Key Areas Covered

• Basic Concepts of Security – Internal security, external security, security elements and dimensions
• State & Non-State Actors – Their role in conflicts, terrorism, cross-border activities and internal instability
• Development & Extremism – Relationship between socio-economic development, inequality and extremist movements
• Naxalism – Background, ideology, objectives, strategies and related internal-security concerns
• Terrorism – Meaning, nature, causes, forms and legal/security dimensions
• North-East Security Challenges – Security and insurgency-related issues associated with the North-Eastern region
• Media, Social Media & Communalism – Role of traditional and digital media in society and internal security
• Information & Communication Security – Cyber attacks, hacking, cracking, cyber stalking and related threats
• Organized Crime & Terrorism – Traditional and non-traditional organized crime and their security implications
• Money Laundering – Generation and legitimisation of illicit funds and associated financial-security concerns
• Border Security – Challenges associated with securing India's borders
• Security Forces & Their Mandates – Security institutions and India’s national security framework

Table of Contents

1. Basic Concepts of Security

Internal & External Security • Meaning of Security • Security Elements • Security Dimensions • Personal, Social, Economic and Digital Security

The notes distinguish internal security from external security and discuss responsibilities associated with maintaining law, order, sovereignty and protection against external threats.

2. Role of State and Non-State Factors in Security Challenges

State Actors • Non-State Actors • Cross-Border Terrorism • Proxy War • Insurgency • External Support to Internal Instability

The chapter discusses how state actors may influence security through conflict, cross-border terrorism, support to extremist groups and indirect interventions.

3. Development and Extremism

Development • Inclusive Development • Socio-Economic Inequality • Extremism • Causes and Basic Elements • Relationship between Development and Extremism

The notes connect uneven development and socio-economic deprivation with the emergence of extremist tendencies and movements.

4. Naxalism

Introduction • Ideological Background • Aim • Objectives • Strategy • Social and Economic Dimensions • Internal Security Implications

Naxalism is discussed in the context of left-wing extremism, land, resources, social justice and the use of violent and unconstitutional strategies.

5. Terrorism

Meaning & Definition • Nature of Terrorism • Ideological and Political Dimensions • Terrorist Activities • Legal Measures • Bharatiya Nyaya Sanhita, 2023

The chapter also discusses terrorism-related provisions under Section 113 of the Bharatiya Nyaya Sanhita, 2023 as covered in the notes.

6. Security Challenges Related to North-Eastern States

North-East India • Insurgency • Regional Security Issues • State and Non-State Actors • External Influence and Security Challenges

7. Media, Social Media and Communalism

Media • Broadcasting Media • Television • Radio • Digital Streaming • Internet & Digital Media • Social Media • Communalism • Internal Security Implications

The notes cover traditional as well as modern media formats, including television, radio, newspapers, magazines, websites, podcasts, digital journalism and online streaming.

8. Security Concerns Related to Information and Communication

Cyber Security • Cyber Crime • Hacking • Cracking • Cyber Stalking • Information Security • Digital Threats

Cyber threats such as hacking, password cracking and cyber stalking are discussed as part of information and communication security.

9. Organized Crime and Terrorism

Organized Crime • Traditional Organized Crime • Non-Traditional Organized Crime • Narcotics Trafficking • Cyber Crime • Hawala • Human & Wildlife Trafficking • Linkages with Terrorism

The notes classify organized crime into traditional and non-traditional forms and cover activities such as smuggling, extortion, cybercrime, hawala and trafficking.

10. Money Laundering

Illegal Money • Black Money • Sources of Illicit Funds • Financial Institutions • Money Laundering Process • Relationship with Organized Crime

The chapter examines how funds generated through corruption, embezzlement, insider trading, bribery, cyber fraud and other illegal activities may be made to appear legitimate.

11. Border Security

India’s Borders • Border-Related Security Challenges • Cross-Border Threats • Border Management

12. Security Forces and Their Mandates

Security Forces • National Security Institutions • National Security Framework of India • Cabinet Committee on Security • Institutional Coordination

The notes describe the Cabinet Committee on Security (CCS) as a key body in India’s national-security framework and discuss coordination between different security institutions.

Exam-Oriented Practice

The notes include practice questions relevant to Civil Services examinations. For example, the Basic Concepts of Security chapter includes an IAS 2023 question on India’s internal security challenges and the role of central intelligence and investigative agencies, along with descriptive questions on internal and national security.