Definitions for "APDU"
Keywords:  smart, ifd, iso, replies, command
Means data, controls and replies exchanges between a smart card and a reader to perform low level services (operating system level) offered by the card.
(Application Protocol Data Unit) The basic command unit for a smart card. An APDU contains either a command message or a response message, sent from the interface device to the smart card or from the card to the device. See ISO 7816-3 for more information.
Set of smart card basic commands defined in ISO7816.APDU consists of command messages and response messages between smart card and IFD.
Keywords:  asn, conforms, protocol, packet, target
Application Protocol Data Unit, the means of communication between an origin and a target, specified in ASN.1.
See application protocol data unit.
a packet of data that conforms to a specific format
Advance Planning Document Update
Advanced Planning Document Update – A yearly document, submitted to the Federal government, that identifies systems activity. As a minimum, this document is submitted annually, but it may be submitted more frequently if major changes in the project occur.