Manoj S. Rewatkar and Shital A. Raut, Visvesvaraya National Institute of Technology, India

Nowadays, the information processing system plays crucial part in the internet. Online information security has become the top priority in all sectors. Failing to provide online information security may cause loss of critical information or someone may use or distribute such information for malicious purpose. Recently QR barcodes have been used as an effective way to securely share information. This paper presents the survey on information hiding techniques which can share high security information over network using QR barcode.

QR Barcode, Information Hiding, Online information Security.