steganography

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How can I edit the bytes code of a JPG file preserving still its header and footer? (in Java)

I already have successfully coded my Steganography program in a PNG file using Java. My program works very well in both PNG and BMP files. But when I tried running my program in a JPG file, the reveal[详细]

2023-04-09 18:58 分类：问答
GD imagejpeg() compression?

I\'m working on a project where I edit the pixels of a jpg in PHP using the GD library. Its very crucial and key to my project that the output from PHP retains the pixel values I set (cough-steganogra[详细]

2023-03-17 10:02 分类：问答
Steganography program giving weird results

I am developing a steganography program for a computer programming class. It appears to gives random ascii symbols.The output is supposed to be BINARY.The encode message method was given to us by my t[详细]

2023-03-16 09:19 分类：问答
Byte array to string gives "???" [closed]

Closed. This question is not reproducible or was caused by typos.开发者_如何学运维 It is not currently accepting answers.[详细]

2023-03-13 19:56 分类：问答
C# byte[] to List<bool>

From bool[] to byte[]: Convert bool[] to byte[] But I need to convert a byte[] to a List where the first item in the list is the LSB.[详细]

2023-03-08 00:53 分类：问答
Encoding binary data in a PNG?

I\'m looking for information on开发者_如何学Python how to encode a small amount of binary data (say, around 200 bytes) into a PNG through colors; essentially what Hid.im does for .torrent files. Any i[详细]

2023-03-07 17:23 分类：问答
How can I store raw data in an image file?

I have some raw data in a file that I would like to store in an image file (bmp, jpg, png, or even gif (eegad)). I would like this to be a two way process: I need to be able to reliably convert the im[详细]

2023-02-22 11:50 分类：问答
Steganography on audio/video with Python

I want to do message embedding in audio/video files using Python. Does anyone have informatio开发者_开发技巧n about some libraries I can use for bit manipulation in audio/video ?There is a list of aud[详细]

2023-02-16 03:40 分类：问答
Bitmap color change while compressing to png

I\'m currently working on a steganogrpahy android app as a class project. I\'ve created an object that will encode an image with in another image and return an encoded bitmap. This code is run in a se[详细]

2023-02-13 12:37 分类：问答
algorithm to crack steganography

what is the basic idea behind steganography?ie ,how do you get开发者_JAVA技巧 the hidden information?[详细]

2023-02-10 16:33 分类：问答