Shoe size characteristics of a system of shoe sizing to be known as Mondopoint" and ISO 3355:1975 "Shoe sizes - System of length grading (for use in the Mondopoint system)". ISO 9407:1991, "Shoe sizes—Mondopoint system of sizing and marking", is the current version of the standard. The Mondopoint system is based on average foot length and foot width for which the shoe is suitable, measured in millimetres. The length of the foot is measured as horizontal distance between the perpendiculars in contact with the end of the most prominent toe and the most prominent part of the heel. The width of the
ISO 9564 format of which is defined in a 2015 amendment to ISO 9564-1. ISO 9564-2:2014 specifies which encryption algorithms may be used for encrypting PINs. The approved algorithms are: ISO 9564-3 "Part 3: Requirements for offline PIN handling in ATM and POS systems", most recently published in 2003, was withdrawn in 2011 and its contents merged into . ISO 9564-4:2016 defines minimum security requirements and practices for the use of PINs and PIN entry devices in electronic commerce. ISO 9564 ISO 9564 is an international standard for personal identification number (PIN) management and security in financial services. The PIN is used