📁 安全
Concerns the protection of system resources and data from unauthorized use or access in stand alone or networked environments. Security measures are implemented through a combination of software, hardware and physical restrictions. They can operate across different selections of content from individual files up to an entire networked enterprise. Tools used to secure systems environments include authentication systems, intrusion detection systems, firewalls, anti-virus software, biometrics, virtual private networks and cryptography.
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条目 (20+)
Biographical Directory of the United States Congress - Joseph P. Kennedy III
http://bioguide.congress.gov/scripts/biodisplay.pl?index=K000379
Knolls Atomic Power Laboratory (KAPL)
https://navalnuclearlab.energy.gov/knolls-atomic-power-laboratory/
Wikinews - Category: 2008 United States Presidential Election
http://en.wikinews.org/wiki/Category:2008_United_States_presidential_election
Washington Post - Election 2008
http://www.washingtonpost.com/wp-srv/politics/interactives/campaign08/