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This standard specifies lighting requirements for indoor work places and for people to perform the visual tasks efficiently, in comfort and safety throughout the whole work period. This standard does not explain how lighting systems or techniques should be designed to optimise solutions for specific work places. These may be found in the relevant CIE guides and reports.

ISO/IEC 9797-2:2002 specifies three MAC algorithms that use a secret key and a hash-function (or its round-function) with an n-bit result to calculate an m-bit MAC. These mechanisms can be used as data integrity mechanisms to verify that data has not been altered in an unauthorised manner. They can also be used as message authentication mechanisms to provide assurance that a message has been…

Domaine d'application 1.1 Objet L'objet de ce guide est d'apporter des éclaircissements sur la norme ISO 14001 de sorte que les organismes soient en mesure de concevoir, de mettre en oeuvre et d'auditer des systèmes de gestion de l'environnement (SGE) de façon uniforme. Ce guide s'sdresse principalement aux registraires et aux auditeurs chevronnés qui…

Introduction 1.1 The ISO 14000 Series The ISO 14000 series is made up of voluntary standards that provide organizations with guidance on how to manage the environmental aspects of their activities, products, and services more effectively. The series has been developed, and is continually reviewed, to support organizations in their efforts to control environmental impacts in a responsible…

Introduction 1.1 La série de normes ISO 14000 La série ISO 14000 se compose de normes volontaires et a pour objet d?aider les entreprises à gérer plus efficacement les aspects environnementaux de leurs activités, de leurs produits et des services qu?ils offrent. Les normes, qui sont mises à jour de façon continuelle, ont été élaborées dans le but de soutenir les entreprises qui optent…