ISO 4217 instead of translated currency names or ambiguous currency symbols. ISO 4217 codes are used on airline tickets and international train tickets to remove any ambiguity about the price. The first two letters of the code are the two letters of the ISO 3166-1 alpha-2 country codes (which are also used as the basis for national top-level domains on the Internet) and the third is usually the initial of the currency itself. So Japan's currency code is JPY—JP for Japan and Y for yen. This eliminates the problem caused by the names "dollar, franc, peso" and "pound" being used in dozens
ISO/IEC JTC 1/SC 27 ISO/IEC JTC 1/SC 27 ISO/IEC JTC 1/SC 27 IT Security techniques is a standardization subcommittee of the Joint Technical Committee ISO/IEC JTC 1 of the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). ISO/IEC JTC 1/SC 27 develops International Standards, Technical Reports, and Technical Specifications within the field of information and IT security. Standardization activity by this subcommittee includes general methods, management system requirements, techniques and guidelines to address both information security and privacy. Drafts of International Standards by ISO/IEC JTC 1 or any of its subcommittees are sent out to participating national standardization bodies for ballot,