October 2014
Intermediate to advanced
179 pages
4h 21m
English
Content preview from Physical Security and Safety
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1
theory of Security
JEFF DINGLE
Many textbooks date the origin of security back to ancient Egypt or to
Europe after the fall of the Roman Empire. e modern era of security
began September 11, 2001. rough the years, the United States has
remained mostly immune from acts of terrorism, but the single horrific
events of 9/11 have shown us the tragic results of what can happen.
e events of September 11 caused us to totally rethink our approach
to security operations. While many of the threats have not changed,
new threats have been added. Today’s threats include criminal acts
from a variety of sources, both internal and external to an organization.
Security operations may protect from a variety of things—theft, arson,
acts of violence, vandal
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