但是,数码图像隐写术仍然有一定缺点。
Digital image steganography does have some drawbacks, though.
本文将探讨隐写术的原理并展示如何侦测它的使用。
This article examines the process of steganography and shows how you can detect its use.
隐写术是一种隐蔽通信技术。
隐写术是信息安全领域一门新兴的技术。
Steganography is a new technology in the field of information security.
隐写术主要用于秘密通信。
针对隐写术的特点,提出了一种新的隐写提取算法。
According to the features of steganography, a new extraction was proposed.
利用隐写术就是在尝试隐瞒信息仍然在传递的真相。
With stenography, you try to hide the fact that communication is going on at all.
隐写术的目的是为了避免怀疑一个隐藏的消息的发送。
The goal of steganography is to avoid drawing suspicion to the transmission of a hidden message.
信息隐藏技术包括隐写术,隐信道技术,数字水印技术等。
Information hiding techniques including steganography, Covert channel, digital watermark technology.
而信息安全的一个重要分支:隐写术的研究正越来越受到重视。
The study of steganography as one important branch of information security attracts more concerns than before.
对于隐写术的提取攻击是一种隐写分析,其目的是将隐藏消息提取出来。
The "extracting attack" on steganography is a kind of steganalysis, the purpose of which is to extract the hidden message.
为了有效地监督基于网络协议的隐写术使用,有必要研究对其检测的技术。
In order to supervise use of the steganography effectively, it is necessary to study their detection technology.
这部分内容在过了几百年之后才被人发现,或许证明了《隐写术》一书确实能隐匿信息。
That it took hundreds of years for this to be realised is perhaps a testament to how good steganography can be at concealing information.
信息隐藏(隐写术)就是将秘密信息秘密地隐藏于另一非机密的文件内容之中。
Information hiding (steganography) is the secret hiding secret information in a non-confidential file content into.
利用隐写术技术的人可以使用白噪点隐藏 “秘密” ——以难以察觉的方式转变信息。
Someone employing a steganographic technique can use this noise to hide "secrets" by altering the information in ways that cannot be easily noticed.
提出了基于虚特征分解(IED)特征、针对抖动量化(PQ)隐写术的专用隐写分析方法。
We propose an IED (imaginary eigenvalue decomposition) based special diction algorithm for steganalysis of JPEGbased PQ (perturbed quantization) embedding.
对隐写术的攻击被称为“隐写分析”,目前,隐写分析的研究主要集中于检测隐蔽信息是否存在。
The attacks on steganography is referred as to steganalysis, study on which mainly concerns about detecting the existence of hidden information.
常用的隐写术包括基于数字图像文件的隐写术,基于数字音频文件的隐写术以及基于数字视频文件的隐写术。
There is several steganography technologies, including steganography based on digital image files, steganography based on digital audio file and steganography based on digital video files.
联邦调查局的刑事起诉中所称的经过计算机处理的图片式隐写术可以追溯到1990年代,只不过那时还只是一个理论而已。
The computerized, picture based, steganography alleged in the FBI criminal complaint dates back to the 1990s, Malkin said. But back then, it was only a theory.
现代科学研究《隐写术》一书发现,精妙的数学运算和魔法不过是为了防止该技术落入心术不正之徒手中所耍的花招。
Modern-day analysis of the Steganographia shows that the tricky mathematics and magic were a ruse to keep this useful technique out of the hands of those that would abuse it.
序贯ls B隐写术在载体中通过连续LSB替换嵌入消息,其提取攻击问题本质上是消息嵌入起止点的估计问题。
The problem of extracting attack to sequential LSB steganography is essentially equivalent to the problem of estimating the beginning and the end of the secret message.
基于JPEG图像的离散余弦变换(DCT)系数直方图差值序列,提出一种新的检测JPEGMB2隐写术的方法。
Based on the Discrete Cosine Transform (DCT) coefficient histogram difference sequences of JPEG images, a new steganalytic method was proposed to realize the steganalysis of JPEG MB2.
从水印的通信模型建立,水印的相关检测模型,到信息隐藏容量分析,隐写术的安全性理论,详细介绍了水印的相关理论;
Theories related to watermark are introduced in detail, including communication model, related detection model, hiding information capacity analysis and security of steganography.
实验结果表明:该方法比其他现有的隐写分析方法更有效,对PQ隐写术检测率超过70%,且该方法具有较好的盲检测性能。
Moreover, the proposed steganalyzer reaches a detection accuracy of over 70% for detecting PQ embedding, and has a better performance of blind detecting.
实验结果表明:该方法比其他现有的隐写分析方法更有效,对PQ隐写术检测率超过70%,且该方法具有较好的盲检测性能。
Moreover, the proposed steganalyzer reaches a detection accuracy of over 70% for detecting PQ embedding, and has a better performance of blind detecting.
应用推荐