PIN Code Length

Type: Numeric input (4–8 digits)

Description:
Defines the required length of all PIN codes used in the system.

Allowed Range:

4

Minimum

→

6-8

Recommended

→

8

Maximum

Behavior

When the value is changed:

• New PIN codes must match the selected length.
• Existing PIN codes may:

• Require reset if they do not match the new length (implementation dependent).

• Allowed range:

• Minimum: 4 digits
• Maximum: 8 digits

Impact on user interface and system

• The PIN entry interface enforces the configured length.
• This increases or decreases the security level accordingly.

Typical use case

• 4 digits: Faster login, lower security
• 6–8 digits: higher security environments

Information notice

Message: "Changes are applied immediately and saved automatically."

Meaning:

• No Save button is required.

A change:

• Updates provider state instantly
• Persists in ObjectBox
• Takes effect without restarting the application

▪ Persistence and State Management

▪ Storage

• Authentication settings are stored locally via ObjectBox
• Settings persist across application restarts

▪ State Management

The provider manages:

• Authentication rules
• PIN validation logic
• Security enforcement across the application