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Screen Marking Settings

Screen marking is a security feature that displays user identification information on the browser screen in the form of a watermark, enhancing data leakage prevention and accountability tracking.

Overview​

You can set the content and design of the watermark displayed on the screen when accessing the browser through the screen marking feature. The configured screen marking will only be displayed on the screen if screen marking is activated in the conditional policy.

Main Features:

  • Display user identification information as a watermark on the screen
  • Responsibility traceable in case of data leakage
  • Security Awareness Improvement Effect
  • Screenshot/Video Capture Including User Information

Access the SHIELDGate admin page at the following path:

  1. Admin Page Login
  2. In the left menuBusiness System > Security Screen SettingsClick
  3. top tabScreen Marking SettingsSelection

Preview feature​

On the right side of the settings screen,Integrated Preview AreaThis is provided:

  • Real-time reflection: Reflect changes in preview immediately upon any setting modification
  • Real Environment Simulation: Reproduction of a real browser environment with a Google search screen as the background
  • Check Settings: You can check the screen marking effect that is the same as what the user will actually see.

Settings Item​

Select Display Information ⓘ​

**Selection Method:**Multiple Selection through Checkboxes

  • username: Display individual user's name
  • email address: Display user's email address
  • Company Name: Display Company Name

Selection Rules:

  • Minimum selection: At least 1 must be selected
  • Display Order: Username → Email Address → Company Name (fixed order)
  • separator: The selected items are separated by a space.

Example of Display:

Username only: "Kim Cheolsu"  
Email address only: "chulsoo@company.com"  
Company name only: "SOFTCAMP"  
Username + Email address: "Kim Cheolsu chulsoo@company.com"  
Username + Company name: "Kim Cheolsu SOFTCAMP"  
Email address + Company name: "chulsoo@company.com SOFTCAMP"  
Select all: "Kim Cheolsu chulsoo@company.com SOFTCAMP"

ⓘ Guide: Select the user identification information to be displayed on the screen marking. When multiple items are selected, they will be displayed separated by spaces, and longer text may be cut off on the screen.

Font Size Settings ⓘ​

Setting Scope: 10px ~ 30px
Default value: 20px
**Adjustment Method:**Select from the dropdown menu

Effect of Font Size:

  • small size (10-15px): Minimize work disruption, low readability
  • Medium size (16-24px): Balanced Visibility and Work Efficiency
  • Large size (25-30px): High visibility, potential for work disruption

ⓘ Guide: Sets the size of the screen marking text. The font type is the system default font, and only the size can be adjusted. The larger the size, the more visible it is, but it may affect screen readability.

Angle Settings ⓘ​

Setting Scope:-60 degrees ~ 90 degrees
**Default value:**45 degrees
**Adjustment Method:**Select from the dropdown menu

Characteristics by Angle:

  • -45 degrees: Lower Left Diagonal
  • 0 degrees: Horizontal Marking
  • 45 degrees: Upward Diagonal (Most Common)
  • 90 degrees: Vertical Marking

ⓘ Guide: Sets the tilt angle of the screen marking text. Positive values tilt clockwise, and 45 degrees is suitable for an upward diagonal display.

Spacing Settings ⓘ​

Setting Scope: 100px ~ 500px
Default value: 300px
**Adjustment Method:**Slider Drag

Effect by Interval:

  • Narrow Gap (100-200px): Dense watermark, strong security effect
  • Appropriate spacing (250-350px): Balanced Security and Readability
  • Wide spacing (400-500px): Rare watermark, minimal disruption to work

ⓘ Guide: Sets the spacing between screen marking texts. The larger the spacing, the less frequently the screen marking is displayed, and the smaller the spacing, the more densely it is arranged.

Transparency Settings ⓘ​

Setting Scope: 10% ~ 100% (0.1 ~ 1.0)
Default value: 30% (0.3)
**Adjustment Method:**Slider Drag

Characteristics by Transparency:

  • Low Transparency (10-30%): Subtle indication, minimal disruption to work
  • Medium Transparency (40-60%): Appropriate visibility and work efficiency
  • High Transparency (70-100%): Clear marking, strong security effect

ⓘ Guide: Adjusts the transparency of screen marking. The lower the value, the more transparent it is, and the higher the value, the clearer it appears. Lower transparency can reduce work interruptions.

Applying and Managing Settings​

Save Settings​

  1. Adjusting Settings: Adjust each item to the desired value in the left panel.
  2. Preview Check: Check the actual screen effect in the right preview
  3. Final Save: After all settings are completed**[Application]**Button Click

Apply Confirmation​

Immediate application:

  • Changes to settings are reflected in the system immediately upon saving.
  • Immediately applied to newly connecting users

Reflecting Existing Users:

  • Connected users: Reflect new settings when refreshing the page

Cautions and Limitations​

Text Length Limit​

Long text problem:

  • Text may exceed screen width when selecting all items.
  • Especially for long email addresses or company names, there is a possibility of truncation.

Solution:

  • Select only essential information to adjust text length
  • Reduce the font size to display all text
  • Adjust the spacing to prevent text overlap.

Conditional Policy Linking​

Screen marking activation conditions:

  • Screen marking in conditional policiesactivationDisplayed only when applicable
  • If the policy is deactivated, screen marking will not be displayed regardless of the settings.