Independent study on several techniques for the watermarking of digital images. Presented here are the MATLAB code as well as the final paper that was submitted.

Encryption software for JPEG images. Converts .jpg files into PNG format for secure storage until decryption is required.

Protect personal original images. Software reads the image from a file either a BMP, GIF, Animated GIF, JPEG, PNG, inserts transparent or color text and saves the resulting image in a new file with the same format. Protect a number of pictures simultaneously.

Secure Display Solutions safeguards digital information from unauthorized use, by preventing copying, printing, and screen capturing. Clever Content software is designed to protect images (JPEG and GIF), Adobe Acrobat (PDF) documents, and through Clever Content extensions, text documents. [Demo]

Company develops digital image processing software for copyright protection. Products include EIKONAmark for casting "invisible" watermarks on digital images, AudioMark designed for watermarks on digital audio, and VideoMark is for casting and detecting invisible watermarks on digital video. [Windows 95/NT/2000 or later operating system]

Swiss located company with core competences in digital watermarking, image processing, data security, signal processing. Developers of SignIt!, works in combination with the Inter Deposit Digital Number (IDDN) helps one to protecting the copyright of graphic images.

Protect image and page content with encryption for the Internet. Several software options for protection to suit all users and applications, including web sites and CD distribution.

Protect images from all means of copying using special encryption to support Mac OS and Windows. Company provides several options for copy protection to suit all users and applications.

Leading company in the area of digital watermarking, multimedia security, network security and anti-counterfeiting.

Easy to use software that encrypts any type of digital file. It works like a digital safe deposit box and locks up files giving one key to each file.

Digital rights management tools, and e-security solutions for digital content owners, publishers and authors to protect digital content with online document protection or online e-book protection options.

The company's digital watermark is used to identify, track and manage visual communications for such applications as image identification, brand management, copyright communication, and video.

Introduction to graphic watermarking, with sample images. By Hal Berghel and Larry O'Gorman, Digital Watermarking, 1997.

C source available for many watermarking algorithms.

SteganoSign for Personal is a software program that can embed and detect digital watermarks in various types of images and audio data. Can embed digital watermarks in popular image formats such as JPEG, BMP, PCX, TIFF, and PCT. For audio data, it supports Wave files. [Windows 95/98/NT or later]

Tranz Image Watermarking, permits one to personalize image files by being able to place logo's, graphics and text onto images as 'watermarks'. They can be applied, to individual images or in batches to improve productivity. Permits full control over image types, color depth and transparency level. [Windows 95/98/NT/2000 Demo]

A digital watermark system to protect copyrights on computer networks, or other digital media. Watermarking, encoding and encryption is handled by the key, not just encryption.

Offering digital watermarking based products and consulting for Media Security. SysCoP (System for Copyright Protection) is a tool that implants a digitized label that is invisible or inaudible. Important information of original data remains undamaged. [UNIX/SUN/ HP/SGI/Linux/Win NT/95/98/Macintosh]

Create and apply watermarks using ones brand name. Software descriptions, screenshots, purchasing information, download trial, and contact details.

Stamp visible watermark logos or text on image files. With a step by step, guide.

Create and apply transparent logo watermarks to multiple files in multiple folders. [Windows 95/98/ME/NT/2000/XP]

Software, that will make it harder for people to acquire images from ones website. Images cannot be saved to the hard drive and images cannot be copied to the clipboard. Windows 95/98/Me/NT/2000/XP

Watermarking technologies for copyright protection and data integrity applications. [Mac/PC]

Tools for watermarking and image processing.

Links to resources on multimedia watermarking and data hiding research and technology, includes companies and products, individuals research groups at universities and corporate researchers, conferences, and related information.