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As of 2008, the best analytical attack is linear cryptanalysis, which requires 2 43 known plaintexts and has a time complexity of 2 39–43 (Junod, 2001). The Data Encryption Standard (DES / ˌdiːˌiːˈɛs, dɛz /) is a symmetric-key algorithm for the encryption of digital data. Although its short key length of 56 bits makes it too insecure ...
USA.gov. USA.gov is the official web portal of the United States federal government. It is designed to improve the public's interaction with the United States government by quickly directing website visitors to the services or information they are seeking, and by inviting the public to share ideas to improve government.
US Government Manual, official freely downloadable PDFs of annual printed versions. Federal Agency Directory, online database maintained by the Louisiana State University Libraries in partnership with the Federal Depository Library Program of the GPO; A–Z Index of US Departments and Agencies, USA.gov, the US government's official web portal ...
The Cybersecurity and Infrastructure Security Agency (CISA) is a component of the United States Department of Homeland Security (DHS) responsible for cybersecurity and infrastructure protection across all levels of government, coordinating cybersecurity programs with U.S. states, and improving the government's cybersecurity protections against private and nation-state hackers.
The federal government of the United States (U.S. federal government or U.S. government) [a] is the national government of the United States, a federal republic located primarily in North America, composed of 50 states, five major self-governing territories, several island possessions, and the federal district (national capital) of Washington ...
get.gov. The domain name gov is a sponsored top-level domain (sTLD) in the Domain Name System of the Internet. The name is derived from the word government, indicating its restricted use by government entities. The TLD is administered by the Cybersecurity and Infrastructure Security Agency (CISA), [1] a component of the United States Department ...
Data.gov. Data.gov is a U.S. Government website launched in late May 2009 by the Federal Chief Information Officer (CIO) of the United States, Vivek Kundra. Data.gov aims to improve public access to high value, machine-readable datasets generated by the Executive Branch of the Federal Government. [1] The site is a repository for Federal, state ...
E-government (short for electronic government) is the use of technological communications devices, such as computers and the Internet, to provide public services to citizens and other persons in a country or region. E-government offers new opportunities for more direct and convenient citizen access to government [1] and for government provision ...