Teraura et al., 2020 - Google Patents
A qr symbol with ecdsa for both public and secret areas using rhombic sub-cellsTeraura et al., 2020
View PDF- Document ID
- 5996937162797602688
- Author
- Teraura N
- Echizen I
- Iwamura K
- Publication year
- Publication venue
- 2020 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)
External Links
Snippet
QR codes have a public data area that anyone can read. However, if there was a secret data area that could be read with only a specific reader, their application range could be greatly expanded. Anyone can create a QR code, so QR codes are easy to spoof or forge. A …
- 238000000034 method 0 description 15
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3226—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using a predetermined code, e.g. password, passphrase or PIN
- H04L9/3231—Biological data, e.g. fingerprint, voice or retina
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