Results 251 to 255 of about 6,748 (255)

Digital watermarks for checking authenticity of printed objects

2007
RODRIGUEZ TONY F, HAYNES MARK E, BRUNK HUGH L, RHOADS GEOFFREY B   +3 more
openaire   +2 more sources

Combined user authentication and device/application integrity check

2020
TAK MARKUS, SARIHAN TAN
openaire   +1 more source

Method and apparatus for checking the authenticity of documents

1989
exaly  

Parity check message authentication code

openaire   +1 more source

SYSTEMS AND METHODS FOR CODE-BASED CHECK AUTHENTICATION AND CLEARANCE

openaire   +1 more source