Tag Archives: cryptography

Book Errata Page: The C# Helper Top 100

This is the errata page for my book The C# Helper Top 100, The 100 most popular posts at csharphelper.com. If you find mistakes, please post them here in the Leave a Reply box at the bottom of the page. … Continue reading

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Book Discussion Page: The C# Helper Top 100

This is a discussion page for my book The C# Helper Top 100, The 100 most popular posts at csharphelper.com. Please post questions, thoughts, and suggestions here in the “Leave a Reply” box at the bottom of the page. I … Continue reading

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Table of Contents: The C# Helper Top 100

This is a brief summary of the book’s table of contents. Introduction Part I. Serialization 1. Read a CSV File into an Array (1) 2. Use JSON to Serialize and Deserialize Objects (49) Part II. Graphing 3. Draw a Graph … Continue reading

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New Book: The C# Helper Top 100

I’m happy to announce my latest book, The C# Helper Top 100, The 100 most popular posts at csharphelper.com. It describes the 100 most popular posts on the C# Helper web site. This is my 32nd book and my second … Continue reading

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Use steganography to hide one large picture inside another in C#

The example Use steganography to hide one picture inside another in C# explains how you can hide one image inside another. This example uses the same tools to hide a large image inside another large image so you can get … Continue reading

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Use steganography to hide one picture inside another in C#

The example Use steganography to hide messages in an image in C# hides message bits in the least-significant color bits of randomly selected pixels within an image. The idea is that small changes to the least significant bits of a … Continue reading

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Use steganography to hide multiple images with different sizes in C#

The post Use steganography to hide multiple images in C# shows how you can hide four images inside another another image. Unfortunately it requires that the four hidden images be exactly half the width and half the height of the … Continue reading

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Use steganography to hide multiple images in C#

The post Use steganography to hide one picture inside another in C# shows how you can hide one image inside another. This example shows one simple way to hide multiple images inside a single visible image. This program simply combines … Continue reading

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Use steganography to hide Unicode message bytes in an image in C#

The post Use steganography to hide Unicode messages in an image in C# stores the bits in a message in the least significant bits of an image’s alpha, red, green, and blue color components. The post Use steganography to hide … Continue reading

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Use steganography to hide Unicode messages in an image in C#

The post Use steganography to hide messages in an image in C# shows one technique for hiding information inside an image. That method stores bits of information in the least significant bits of selected pixels scattered around the image. That … Continue reading

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