Notational Conventions

Abbreviations

For a list of abbreviations used in the 3DS White Paper, refer to Table 1.4 in Section 1.9 of the EMV® 3-D Secure Protocol and Core Functions Specification.

Terminology and Conventions

The 3DS White Paper uses the following words which have a specific meaning:

3DS Requestor – Merchant in the context of a purchase transaction.

Assumptions

Where provided, assumptions for a given use case are specific to that use case example, but not the wider use case. Different assumptions are part of the same use case but would refer to a different use case example.

Preconditions

Preconditions for a given use case are those which must occur in order for the use case to exist.