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A signature (/ ˈ s ɪ ɡ n ɪ tʃ ər, ˈ s ɪ ɡ n ə tʃ ər /; from Latin: signare, "to sign") is a depiction of someone's name, nickname, or even a simple "X" or other mark that a person writes on documents as a proof of identity and intent. Signatures are often, but not always, handwritten or stylized. The writer of a signature is a ...
Signature recognition is an example of behavioral biometrics that identifies a person based on their handwriting. It can be operated in two different ways: Static: In this mode, users write their signature on paper, and after the writing is complete, it is digitized through an optical scanner or a camera to turn the signature image into bits. [1]
An electronic signature, or e-signature, is data that is logically associated with other data and which is used by the signatory to sign the associated data. [1] [2] [3] This type of signature has the same legal standing as a handwritten signature as long as it adheres to the requirements of the specific regulation under which it was created (e.g., eIDAS in the European Union, NIST-DSS in the ...
An autograph is a person's own handwriting or signature. The word autograph comes from Ancient Greek (αὐτός, autós, "self" and γράφω, gráphō, "write"), and can mean more specifically: [1] [2] a manuscript written by the author of its content. [1] [2] In this meaning the term autograph can often be used interchangeably with ...
A signature is a mark used to confirm a person's identity or intent. ... Type signature, a definition of the inputs and outputs for a function or method;
Alice signs a message—"Hello Bob!"—by appending a signature computed from the message and her private key. Bob receives both the message and signature. He uses Alice's public key to verify the authenticity of the signed message. A digital signature is a mathematical scheme for verifying the authenticity of digital messages or documents. A ...
According to The Oxford English Minidictionary, an autograph is, apart from its meaning as a signature, a "manuscript in the author's handwriting," while a holograph is a "(document) written wholly in the handwriting of the person in whose name it appears." [2]
Typically the document is a bill passed by a legislature, thus becoming a law by an executive's signature. However, the document may also be, for example, an executive order, [1] [2] [3] international agreement, [1] or a veto statement that invalidates a legislative measure. [4] [5] [6]