This edited book provides an insight into the new approaches, challenges and opportunities that characterise open source intelligence (OSINT) at the beginning of the twenty-first century. It does so by considering the impacts of OSINT on three important contemporary security issues: nuclear proliferation, humanitarian crises and terrorism.

John Amble, Global Torchlight LLC, UK Jamie Bartlett, Violence and Extremism Programme, UK Fred Bruls, Royal Netherlands Air Force, The Netherlands James Chappell, Digital Shadows, UK Walter Dorn, Royal Military College of Canada Stevyn Gibson, Cranfield University, UK Randolph Kent, King's College London, UK Carl Miller, King's College London, UK David Omand, King's College London, UK Alastair Paterson, Digital Shadows, UK Simon Wibberley, University of Sussex, UK

PART I: OPEN SOURCE INTELLIGENCE: NEW METHODS AND APPROACHES 1. Exploring the Role and Value of Open Source Intelligence; Stevyn Gibson 2. Towards the discipline of Social Media Intelligence ' SOCMINT'; David Omand,  Carl Miller and Jamie Bartlett 3. The Impact of OSINT on Cyber-Security; Alastair Paterson and James Chappell PART II: OSINT AND PROLIFERATION 4. Armchair Safeguards: The Role of OSINT in Proliferation Analysis; Christopher Hobbs and Matthew Moran 5. OSINT and Proliferation Procurement: Combating Illicit Trade; Daniel Salisbury PART III: OSINT and Humanitarian Crises 6. Positive and Negative Noise in Humanitarian Action: The OSINT Dimension; Randolph Kent 7. Human Security Intelligence: Towards a Comprehensive Understanding of Humanitarian Crises; Fred Bruls and Walter Dorn PART IV:OSINT and Counter-terrorism 8. Detecting Events from Twitter: Situational Awareness in the Age of Social Media; Simon Wibberley and Carl Miller 9. Jihad Online: What Militant Groups Say about Themselves and What it Means for Counterterrorism Strategy; John Amble Conclusion; Christopher Hobbs, Matthew Moran and Daniel Salisbury