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Provide the parent document for a family of mezzanine cards to be used on single slot VME boards, Multibus boards and desktop computers and other computer applications. Also provide the common mechanical definition and common referenced environmental specification for this family of mezzanine cards. These mezzanine cards will be used to provide modular front panel I/O, rear connector I/O and/or general function expansion for host computers.

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This standard defines a reference architecture for virtual e-card. The standard considers e-cards used for ID verification, mobile payment, and access control. The standard’s reference architecture includes the following technical requirements: -Platform capabilities including unified authentication, unified portal access, unified payment, unified Internet of Things (IoT ) device integration -Interface requirements -Security requirements

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