Multilevel Authentication using QR code based watermarking with mobile OTP and Hadamard transformation.
Jisha ThomasR. H. GoudarPublished in: ICACCI (2018)
Keyphrases
- qr code
- mobile phone
- user authentication
- fragile watermarking
- image authentication
- barcode
- mobile devices
- digital watermarking
- augmented reality
- watermarking algorithm
- acquired images
- security analysis
- watermarking scheme
- copyright protection
- biometric systems
- public key
- information hiding
- spread spectrum
- image acquisition
- high quality