This site contains three separate collections:
The HSDL general collection of over 69,500 items offers users a range of materials in contemporary and historical issues in homeland security and its related fields. Materials are selected and evaluated for their credibility and relevance by librarians and subject specialists. The collection includes material from a wide range of sources including federal, state and local governments; international governments and institutions; nonprofit organizations and private entities. Types of material in the collection include:
The HSDL Restricted Collection is a set of Controlled Unclassified Information (CUI) or Unclassified//For Official Use Only (U//FOUO) materials. Access is limited to U.S. citizens who are federal, state, tribal or local government officials, or members of the U.S. military. Applicants must be authorized to view CUI or U//FOUO materials in the course of their official duties.
Digests no longer in publication: