Image encryption is an efficient method for ensuring image security.
图像加密是保障图像数据安全的有效手段之一。
After configuring the Security TAB it should look something similar to the image below.
配置完之后，Security选项卡看起来应该类似于下面的图像。
Nowadays, the information security of digital image has already become the international hot subject.
当今，数字图像的信息安全已经成为国际上研究的热门课题。
The security image is then incorporated into the plain document.
所述安全图像随后被并入所述普通文档中。
For security purposes, please type the letters in the image.
为了安全起见，请输入字母的形象。
For security purposes, please type the letters in the image.
为了安全起见，请输入字母的形象。
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