Global Security Studies

Explore resources in national and global security studies

Homeland Security Digital Library

Homeland Security Digital Library

The nation's premier research collection of open-source resources related to homeland security policy, strategy and organizational management. 

In this database find:

  • Huge collection of material on contemporary and historical issues in homeland security and its related fields
  • Featured topics
  • News Digests
  • Intelligence Reports including Nightwatch
  • Blogs on Homeland Security

The HSDL is sponsored by the Naval Postgraduate School Center for Homeland Defense and Security and the U.S. Department of Homeland Security’s National Preparedness Directorate, FEMA.

A source for news and security information, directed by John Pike.

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Global Security Studies Online Resources

Search national security databases below.

Need help choosing? They're categorized by broad topic. Or, click the information button for a description of a database.

Click on the database title to search it individually. 

Looking for a database not listed below, but available via JHU libraries? Use JHSearch's Databases A-Z list here.

Below are selected resources providing statistics on terrorism and the military.  Please see SAIS Strategic Studies Statistics guide for a fuller list of sources.

Also for general statistics, please see our Data and Statistics Guide.  For general statistics, the database Statista is an excellent starting point.

Other List of Primary Sources

Georgetown Security & Intelligence Studies Primary Sources Guide

This site lists several primary source collections focused on security and intelligence studies. Please note that many of the collections are in the Digital National Security Archives (DNSA). If the title is in DNSA, you will need to use our link to access DNSA.


JHU Alphabetical List of Primary Sources

This list is comprehensive and not just security focused.

Books - search Catalyst, which is the name of our online catalog.