ISO/IEC 27000 recommended by other ISO standards such as ISO 9000 and ISO 14000, used to manage information security risks and controls within an organization. Bringing information security deliberately under overt management control is a central principle throughout the ISO/IEC 27000 standards. Information security, like many technical subjects, is evolving a complex web of terminology. Relatively few authors take the trouble to define precisely what they mean, an approach which is unacceptable in the standards arena as it potentially leads to confusion and devalues formal assessment and certification. As with ISO 9000 and ISO 14000, the base '000' standard is intended to
Symbols and conventions used in welding documentation Symbols and conventions used in welding documentation The symbols and conventions used in welding documentation are specified in national and international standards such as ISO 2553 "Welded, brazed and soldered joints -- Symbolic representation on drawings" and ISO 4063 "Welding and allied processes -- Nomenclature of processes and reference numbers". The US standard symbols are outlined by the American National Standards Institute and the American Welding Society and are noted as "ANSI/AWS". Due in part to the growth of the oil industry, this symbol set was used during the 1990s in about 50% of the world's welding operations. An ISO