Meanings

Certification Authority

authentication information

authentication exchange

authentication token

proof of submission

proof of delivery

secure storage

user authentication

user certificate

user certificate

First Section of the Tokyo Stock Exchange

securitization

deemed securities

something done too late

certificate of approval

seal of approval

Achilles argument (i.e. Achilles and the tortoise; one of Zeno's paradoxes)

ID photo

authentication by facial recognition

securities issue