OSSCA - What does OSSCA stand for? The Free Dictionary
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Keycorp is a founding member of the MULTOS consortium, which has responsibility for developing the MULTOS multi-application smart card operating system, and has developed a proprietary multi-application smart card operating system, OSSCA
Keycorp currently offers two multi-application operating systems for smart cards - OSSCA
(a proprietary open architecture operating system) and MULTOS, while its electronic payment terminals include smart card capable on-line and off-line terminals which can process a range of transactions including credit, debit and stored value.