VeriFone VX 680 Reference Manual page 59

The following diagram describes the development process.
DEVELOPER CREATES
APPLICATION.
SDK
VERISHIELD
DEVELOPER
CERTIFICATE
SIGNATURE FILE
(.P7S)
DEBUG APPLICATION
FILE; MAKE
NECESSARY CHANGES.
Figure 5
FULLY DEBUGGED
APPLICATION FILE
APPLICATION FILE
CREATED
(WITH DEVELOPER-
ASSIGNED NAME).
DEVELOPER
KEY
1)
DEVELOPMENT OS SEARCHES FOR A .P7S FILE.
2)
IF A .P7S FILE IS FOUND, OS THEN SEARCHES
FOR A MATCHING APPLICATION FILE.
3)
IF A MATCHING APPLICATION FILE IS FOUND, OS
COMPARES .P7S FILE'S SIGNATURE AGAINST
VALUES IN THE APPLICATION FILE'S CALCULATED
SIGNATURE.
4) IF THE VALUES MATCH, THE TWO FILES ARE
AUTHENTICATED, AND THE ATTR_NOT_AUTH
BIT IS SET TO 0.
The Development Process
Introduction to File Authentication
APPLICATION FILE
DEVELOPER
APPLIES
FOR SIGNER
CERTIFICATE
VX 680 R
F A
ILE UTHENTICATION
DEPLOYMENT
PROCESS
59
G
EFERENCE UIDE