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Public-key cryptography, or asymmetric cryptography, is the field of cryptographic systems that use pairs of related keys. Each key pair consists of a public key and a corresponding private key. [1] [2] Key pairs are generated with cryptographic algorithms based on mathematical problems termed one-way functions.
Text. The amendment as proposed by Congress in 1789: No person shall be held to answer for a capital, or otherwise infamous crime, unless on a presentment or indictment of a Grand Jury, except in cases arising in the land or naval forces, or in the Militia, when in actual service in time of War or public danger; nor shall any person be subject for the same offence to be twice put in jeopardy ...
Opinion poll. An opinion poll, often simply referred to as a survey or a poll (although strictly a poll is an actual election), is a human research survey of public opinion from a particular sample.
Public choice, or public choice theory, is "the use of economic tools to deal with traditional problems of political science ." [1] Its content includes the study of political behavior. In political science, it is the subset of positive political theory that studies self-interested agents (voters, politicians, bureaucrats) and their ...
A public library is a library, ... helping the public find answers to questions or evidence in a debate; or providing resources related to a specific event or topic.
Public policy is an institutionalized proposal or a decided set of elements like laws, regulations, guidelines, and actions [1] [2] to solve or address relevant and real-world problems, guided by a conception [3] and often implemented by programs. These policies govern and include various aspects of life such as education, health care ...
A public-safety answering point ( PSAP ), sometimes called a public-safety access point, is a type of call center where the public's telephone calls for first responders (such as police, fire department, or emergency medical services / ambulance) are received and handled. It takes calls from any landline, mobile phone line, or VoIP (Voice over ...
The public sphere ( German: Öffentlichkeit) is an area in social life where individuals can come together to freely discuss and identify societal problems, and through that discussion influence political action. A "Public" is "of or concerning the people as a whole." Such a discussion is called public debate and is defined as the expression of ...