Image Policy Settings

[Policy] > [Basic Demilitarization Policy] > [Image] Settings

The image tab sets policies that can adjust the balance between security and quality preservation when processing image files for sanitization.
You can choose the level of steganography removal to prioritize between security enhancement and original quality preservation.

⚠️ The permission to set the basic de-identification policy is granted to [Administrator Type - System Administrator], and
Administrator permission settings can be found under [Administrator Settings] > [Account and Permission Management].

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Detailed Description of Settings Items

Policy Name	Description
Image Processing Intensity Settings	Set the image processing intensity. (Currently, this policy applies only to PNG files.) 'Maximum Security' mode enhances security by removing even steganography. Image quality degradation is minimized, but slight differences compared to the original may occur. --- 'Maximum Consistency' mode allows for steganography to be maintained while preserving the original image quality as much as possible.

Input Rules and Precautions

• The 'maximum security' mode enhances security by removing hidden information, including steganography, but may result in slight differences from the original.
• 'Maximum Integrity' mode preserves the original quality as much as possible, but steganography may be maintained, which can pose security risks.

Reference Notes

Terminology	Definition	Security Threats
Steganography	A technique for hiding information within image files, typically concealing data in a form that is not visible to the naked eye.	It can be used as an attack technique to deliver malicious code or confidential information hidden in image files.

• After changing the settings, you can check the records and restore them in the [Policy Change History] menu.