Topic request：
This is a very simple, yet spectacular trick. Can you see the hidden solution? Note: The solution is bound to your session ID and consists of twelve letters. Hidden Hint: http://wechall.blogspot.com/2007/11/steganabara-explained.html Thanks go out to buttmonkey for creating the image :)
/steganabara
这里提示我们需要先下载工具steganabara.jar
然后我们将被隐藏了信息的图片加载到工具中
第1步:File -->Open 选择图片加载即可
第2步:Filter-->Bit Mask
RGB共8位，依次测试，在第5位的时候就可以看到被隐藏了的信息了
然后将其放大即可看清
key:RMGSPOMBLCNR
【WeChall 】Stegano Challenges：Training: LSB
原文：http://my.oschina.net/u/2252603/blog/335588