Privacy Policy

Last updated: September 23, 2026

This Privacy Policy governs the use of the Kernel Workforce , Kernel System mobile application ("App"), developed and published by Dara Tay ("we," "us," or "our"), an application provided by CENTRIC KERNEL CO., LTD.. This policy describes how we collect, use, store, and protect your information when you use our Point of Sale (POS) and Enterprise Resource Planning (ERP) services for business operations and management.

1. Information We Collect

1.1 Business and Transaction Data

We collect and process business-related information necessary for POS/ERP operations, including:

• Sales transactions and payment records
• Inventory data and product information
• Customer and supplier information
• Employee records and attendance data
• Purchase orders and invoices
• Financial reports and accounting data
• Stock levels and warehouse information

1.2 Location Information

We collect precise and approximate location data from your device when you grant us permission. This information is used to:

• Track delivery routes and field sales activities
• Manage multiple business locations and warehouses
• Generate location-based sales reports and analytics
• Monitor employee check-ins and field operations
• Optimize inventory distribution across locations

1.3 Camera Access

We request camera permission to enable you to:

• Scan product barcodes and QR codes for inventory management
• Capture product images for catalog management
• Verify product deliveries with photo documentation
• Process visual data for stock-taking activities
• Process with Digital scale capture image for item recognition

We only access your camera when you actively use these features within the app.

1.4 Bluetooth and Device Connectivity

We collect and use Bluetooth connectivity information to:

• Connect to Bluetooth-enabled receipt printers and thermal printers
• Pair with wireless barcode scanners and mobile payment terminals
• Communicate with Bluetooth card readers and POS peripherals
• Connect to weighing scales and label printers
• Enable wireless cash drawers and customer display systems
• Scan and discover nearby Bluetooth devices for pairing

Bluetooth permissions allow our app to manage essential POS hardware connections. We do not use Bluetooth to track your location or collect information about other nearby devices beyond what's necessary for POS operations.

1.5 USB Device Connectivity

We request USB host access to:

• Connect to USB receipt printers and thermal printers
• Interface with wired barcode scanners
• Communicate with USB card readers and payment terminals
• Support USB cash drawers and pole displays
• Enable USB-connected weighing scales
• Interface with other USB POS peripherals

USB permissions are only used for connecting authorized POS hardware and do not access personal files or other USB storage devices.

1.6 Storage Access

We request storage permissions to:

• Save transaction receipts, invoices, and reports locally
• Export business data and backup files
• Store product images and catalogs offline
• Cache data for offline functionality
• Save generated PDF documents and Excel reports
• Store temporary files for printing operations

We only access storage for business-related documents and do not access your personal photos, videos, or other media files.

1.7 Device and Network Information

We automatically collect certain device information, including:

• Device identifiers and phone state information for session management
• Network connection status to ensure reliable data synchronization
• Device wake/sleep state for real-time notifications (stock alerts, order updates)
• Operating system and app version for compatibility and support

1.8 Internet and Cloud Connectivity

We require internet connectivity to:

• Synchronize POS transactions with servers
• Update inventory levels in real-time across multiple locations
• Process online payments and transactions
• Generate and access cloud-based reports
• Backup business data securely
• Enable multi-user collaboration across your organization

2. How We Use Your Information

We use the collected information to:

• Process transactions: Execute sales, purchases, and payment operations
• Connect POS hardware: Enable printing receipts, scanning barcodes, and processing payments through connected devices
• Manage inventory: Track stock levels, automate reordering, and prevent stockouts
• Generate reports: Provide business analytics, financial reports, and performance insights
• Enable offline operations: Store data locally for use when internet connectivity is unavailable
• Enable collaboration: Allow multiple users to access and update business data
• Ensure accuracy: Verify transaction locations and prevent fraudulent activities
• Improve efficiency: Optimize business operations and workflow management
• Provide support: Troubleshoot issues and provide customer service
• Comply with regulations: Meet tax, accounting, and legal requirements
• Secure data: Protect against unauthorized access and data breaches

3. Data Sharing and Disclosure

We do not sell your business or personal information. We may share your data only in the following circumstances:

• With your consent: When you explicitly authorize us to share specific information
• Service providers: With trusted third-party vendors who assist in:
  • Payment processing
  • Google Maps API for location-based features
• Business partners: With authorized integrations (accounting software, payment gateways) that you choose to connect
• Hardware manufacturers: Device information may be shared with Bluetooth or USB peripheral manufacturers for compatibility and troubleshooting purposes only
• Within your organization: With authorized users who have access rights to your business account
• Legal requirements: When required by law, tax authorities, court order, or governmental regulation
• Business transfers: In connection with a merger, acquisition, or sale of assets

4. Third-Party Services

Our app integrates with third-party services to enhance functionality:

• Google Maps API: For location services and route optimization
• Payment processors: For secure payment transactions (governed by their respective privacy policies)
• Hardware manufacturers: For Bluetooth and USB device drivers and compatibility

By using our app, you acknowledge that these services are governed by their respective privacy policies and terms of service.

5. Data Security

We implement industry-standard security measures to protect your business data:

• Secure cloud storage with regular backups
• Role-based access controls to limit data access
• Regular security audits and updates
• Multi-factor authentication options

However, no method of transmission over the internet is 100% secure. You are responsible for maintaining the confidentiality of your login credentials and securing your connected POS devices.

6. Data Retention

We retain your business data as follows:

• Transaction records: Retained for the period required by tax and accounting regulations (typically 7-10 years)
• Inventory data: Retained as long as your account is active
• User activity logs: Retained for 12 months for security purposes
• Location data: Retained for 90 days unless required for reports or compliance
• Bluetooth/USB connection logs: Retained for 30 days for troubleshooting purposes
• Locally stored data: Retained on device until manually deleted or app is uninstalled
• Backup data: Maintained for disaster recovery purposes

You may request deletion of specific data, subject to legal and regulatory obligations.

7. Your Rights and Choices

You have the right to:

• Access: Request a copy of your business data and personal information
• Correction: Update or correct inaccurate information through the app
• Deletion: Request deletion of data, subject to legal retention requirements
• Export: Download your business data in common formats (CSV, PDF, Excel)
• Opt-out: Disable location services, camera, Bluetooth, or storage access through device settings
• Data portability: Transfer your data to another service provider
• Disconnect devices: Unpair Bluetooth devices or disconnect USB peripherals at any time

To exercise these rights, contact us at the information provided below. Note that disabling certain permissions may limit critical app functionality such as printing receipts or scanning barcodes.

8. Permissions Explained

Our app requires the following permissions for POS/ERP operations:

• Internet: Essential for synchronizing transactions, inventory updates, and accessing cloud-based reports
• Location (Fine/Coarse): Used for tracking sales locations, delivery routes, multi-location management, and fraud prevention
• Camera: Used for barcode scanning, product photography, document capture, and inventory verification
• Bluetooth (Scan/Connect/Admin): Required to discover, pair, and communicate with Bluetooth POS devices including:
  • Receipt printers and thermal printers
  • Barcode scanners
  • Mobile payment terminals
  • Card readers
  • Weighing scales and customer displays
• USB Host & Permission: Required to connect and communicate with USB POS peripherals including:
  • Wired receipt printers
  • USB barcode scanners
  • Payment terminals
  • Cash drawers and pole displays
• Storage (Write External Storage): Used to save receipts, reports, invoices, product images, and export business data locally on your device
• Phone State: Prevents transaction interruptions during incoming calls
• Network State: Monitors connectivity to ensure data synchronization and prevent data loss
• Wake Lock: Ensures critical notifications (low stock alerts, order updates) are delivered
• System Alert Window: Displays important business alerts and notifications over other apps

All permissions can be managed through your device settings, though disabling them may affect app functionality. For example, disabling Bluetooth will prevent receipt printing and barcode scanning with wireless devices.

9. Connected Devices and Peripherals

9.1 Bluetooth Devices

When you connect Bluetooth devices:

• We store device pairing information for automatic reconnection
• Device names and identifiers are stored locally on your device
• Connection history is maintained for troubleshooting purposes
• We do not access data from other Bluetooth devices not related to POS operations
• You can unpair devices at any time through the app or device settings

9.2 USB Devices

When you connect USB devices:

• We only communicate with authorized POS peripheral devices
• We do not access USB storage devices or personal files
• Device information is used solely for compatibility and communication
• You can disconnect USB devices at any time

9.3 Device Security

• Keep your connected POS devices secure and in a controlled environment
• Only pair with trusted and verified POS hardware
• Regularly update firmware on connected devices
• Report lost or stolen devices immediately to prevent unauthorized access

10. Offline Functionality

Our app (POS) supports offline operation when internet connectivity is unavailable:

• Transactions and data are stored locally on your device
• Automatic synchronization occurs when connectivity is restored
• Offline data is retained until successfully synced to cloud servers
• You are responsible for device security during offline operations

11. Employee Privacy

If you are an employee using this app:

• Your employer controls the business account and may access transaction data, location logs, and activity records
• Your employer can view connected device information and printing history
• Your employer determines data retention policies within legal requirements
• Location tracking occurs only during work hours when using the app
• You may have limited rights to access or delete employer-owned data
• Contact your employer for questions about how they use your information

12. Multi-User Environments

In organizations with multiple users:

• Administrators can assign role-based permissions controlling data access
• User activity logs may be monitored for security and audit purposes
• Data entered by one user may be visible to others with appropriate permissions
• Your organization's administrator controls user access and data sharing settings
• Connected device usage and printing logs may be monitored by administrators

13. Compliance

Our app helps you comply with:

• Tax reporting requirements
• Accounting standards and regulations
• Industry-specific compliance requirements
• Receipt and invoice retention requirements

However, you are ultimately responsible for ensuring your use of the app complies with all applicable laws in your jurisdiction.

14. Children's Privacy

This app is intended for business use only and not directed at children under 13. We do not knowingly collect information from children. If you believe a child has provided information through the app, contact us immediately.

15. Changes to This Privacy Policy

We may update this Privacy Policy periodically to reflect changes in our practices or legal requirements. We will notify you of significant changes by:

• Posting the updated policy in the app
• https://search.google.com/search-console/welcome?utm_source=about-pageDisplaying an in-app notice
• Updating the "Last updated" date

Continued use of the app after changes constitutes acceptance of the updated policy.

16. Data Breach Notification

In the event of a data breach that may affect your business information, we will:

• Notify affected users within 72 hours of discovery
• Describe the nature and scope of the breach
• Provide guidance on protective measures
• Report to relevant authorities as required by law

17. Contact Us

If you have questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact the developer and legal entity below:
App Name: Kernel Workforce, Kernel System
Developer Account: Dara Tay
Legal Entity Name: CENTRIC KERNEL CO., LTD.
Email: mgmts1@centrickernel.com
Address: No. 798, Street 89P, Roungchak 1, Kok Kleang, Sen Sok, Phnom Penh, Cambodia
Phone: +855 10 577 721 / +855 10 955 005
Business Hours: 8:30 AM - 5:30 PM (ICT)

18. Consent

By using our POS/ERP app, you consent to the collection, use, and processing of information as described in this Privacy Policy. If you are using the app on behalf of a business, you confirm that you have the authority to agree to this Privacy Policy on behalf of that business.

By connecting Bluetooth or USB devices to our app, you acknowledge that device information will be collected and used as described in this policy.