One-way function

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• One-way function — Unsolved problems in computer science Do one way functions exist? In computer science, a one way function is a function that is easy to compute on every input, but hard to invert given the image of a random input. Here easy and hard are to be… …   Wikipedia

• One-way — or one way may refer to: One way traffic, a street either facilitating only one way traffic, or designed to direct vehicles to move in one direction One way function, a function that is easy to compute on every input, but hard to invert given the …   Wikipedia

• One-way compression function — In cryptography, a one way compression function is a function that transforms two fixed length inputs to an output of the same size as one of the inputs. The transformation is one way , meaning that it is difficult given a particular output to… …   Wikipedia

• One-way encryption — In cryptography, the term one way encryption has been used to refer to a number of different things: *One way function, a function difficult to invert. Note that encryption is, by definition, reversible. Hence, the term one way encryption is… …   Wikipedia

• One-time password — A one time password (OTP) is a password that is valid for only one login session or transaction. OTPs avoid a number of shortcomings that are associated with traditional (static) passwords. The most important shortcoming that is addressed by OTPs …   Wikipedia

• One Life to Live storylines (1990–1999) — One Life to Live is an American soap opera that has been broadcast on the ABC network since 1968. The series starts with One Life to Live storylines (1968–1979). The plot continues in One Life to Live storylines (1980–1989). The plot in the next… …   Wikipedia

• Function (mathematics) — f(x) redirects here. For the band, see f(x) (band). Graph of example function, In mathematics, a function associates one quantity, the a …   Wikipedia

• One-time pad — Excerpt from a one time pad In cryptography, the one time pad (OTP) is a type of encryption, which has been proven to be impossible to crack if used correctly. Each bit or character from the plaintext is encrypted by a modular addition with a bit …   Wikipedia

• Function object — A function object, also called a functor or functional, is a computer programming construct allowing an object to be invoked or called as if it were an ordinary function, usually with the same syntax.Function objects are unrelated to functors in… …   Wikipedia

• Function composition (computer science) — In computer science, function composition (not to be confused with object composition) is an act or mechanism to combine simple functions to build more complicated ones. Like the usual composition of functions in mathematics, the result of the… …   Wikipedia