Replies to post #147156 on Zerify Inc (ZRFY)

[AZresident]

Its becoming required now with PCI-DSS 3.2, but has been around for quite a while.
I found this article entertaining.
https://arstechnica.com/information-technology/2013/05/kim-dotcom-claims-he-invented-two-factor-authentication-but-he-wasnt-first/