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Time stamping authority

См. также в других словарях:

  • Time Stamp Protocol — Протокол Штампа времени или TSP  это криптографический протокол, позволяющий создавать доказательство факта существования электронного документа на определённый момент времени. Штамп времени (time stamp)  это подписанный ЭЦП документ,… …   Википедия

  • Trusted timestamping — is the process of securely keeping track of the creation and modification time of a document. Security here means that no one not even the owner of the document should be able to change it once it has been recorded provided that the timestamper s …   Wikipedia

  • Certisign — Certificadora Digital, S.A. Type Private Industry Digital certificates, Security Founded 1996 Headquarters São Paulo, SP, Brazil Key people CEO: Poço, José Luiz, Chairman: Kulikovsky, Sergio …   Wikipedia

  • Hora ROA — La Hora ROA es la establecida por Real Instituto y Observatorio de la Armada en San Fernando, Cádiz, siendo ésta la hora oficial de España.[1] Contenido 1 Métodos de difusión 2 Cómo c …   Wikipedia Español

  • TSA — Transportation Security Administration (Governmental » Transportation) Transportation Security Administration (Governmental » US Government) Transportation Security Administration (Community » Law) Transportation Security Administration… …   Abbreviations dictionary

  • Firma digital — Saltar a navegación, búsqueda La firma digital hace referencia, en la transmisión de mensajes telemáticos y en la gestión de documentos electrónicos, a un método criptográfico que asocia la identidad de una persona o de un equipo informático al… …   Wikipedia Español

  • ISO 18014 — ISO/IEC 18014 is a ...PART 1: Information technology. Security techniques. Time stamping services. Framework.In this fist part of ISO/IEC 18014, several things are explained and developed: * The identification of the objectives of a time… …   Wikipedia

  • Public-key cryptography — In an asymmetric key encryption scheme, anyone can encrypt messages using the public key, but only the holder of the paired private key can decrypt. Security depends on the secrecy of that private key …   Wikipedia

  • Public key infrastructure — In cryptography, a public key infrastructure (PKI) is an arrangement that binds public keys with respective user identities by means of a certificate authority (CA). The user identity must be unique for each CA. The binding is established through …   Wikipedia

  • NSDG — (National e Governance Services Delivery Gateway) is one of India s Mission Mode Projects (MMP). The initiative taken by the Department of Information Technology (DIT), Ministry of Communications IT. CDAC Mumbai has been entrusted with building… …   Wikipedia

  • Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

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