ECOSYSTEM Contactless Specification - BCK4 (American Express)

Become an expert in American Express contactless specification (BCK4)

Learn what is American Express contactless technology and the transaction flows for EMV Book C Kernel 4.


  • learn about the EMV contactless Book C Kernel 4 (American Express)
  • Understand the transaction flow dedicated for BCK4
  • Recognize the specificity of BCK4

Key topics

  • EMV contactless Book C Kernel 4 (American Express)
  • Transaction flow
  • Magstripe transaction flow
  • BCK4 Specificities

Day 1 | Book C Kernel 4 (American Express)

Transaction overview for BCK4 (American Express)

EMV mode transaction

Magstripe mode transaction

BCK4 specific features & data

contactless payment

Ask for a

Level of difficulty





10 max


People that need to manage or participate to an American Express contactless project


Attendance of "EMV Contact specification" and "Contactless specifications - BCK2 & BCK4" training would be an advantage.

Training pack

Your training pack includes:

  • A binder
  • A note book
  • A pen
  • An USB key
  • Your certificate

FIME "Plus"

  • Stay in contact with FIME by a dedicated accompaniment
  • Keep in touch with your FIME trainer following your training session
  • Be a member of the FIME trainees' community and stay up to date with the evolution of the technologies
  • Get the official Fime certificate

Dedicated training session (at customer premises)

To organize a dedicated training session in your premises for your staff only, please Ask for a