Strategic Security & Governance

Zero Trust
AI Security

We implement defense-in-depth strategies to secure your AI initiatives, from model weights to user prompts. Security is not a single feature; it's concentric layers of defense.

Data Sovereignty

Ensure your data never leaves Hong Kong. We build private AI clouds that comply with PDPO and strict banking regulations.

  • HK PDPO Compliance:

    Full adherence to the Personal Data (Privacy) Ordinance. Automated PII detection pipelines ensure sensitive customer data is redacted before storage.

  • ISO 42001 Alignment:

    We help you establish the Artificial Intelligence Management System (AIMS) required for certification, documenting risk assessments and controls.

REGION: ASIA-EAST1 (HK)
100%
Data Residency Guarantee
Legal Entity: React Digi Limited
Jurisdiction: Hong Kong SAR

Defense in Depth

Security is not a single feature; it's concentric layers of defense. We secure the infrastructure, the model weights, and the application logic.

1. Network & Infra

Securing the environment where the AI lives.

  • Private Link / VPC Peering
  • Air-gapped GPU Clusters
  • Role-Based Access (IAM)

2. Model Security

Protecting the weights and supply chain.

  • Safetensors Weight Format
  • Adversarial Training
  • Supply Chain Verification

3. App Guardrails

Real-time filtering of inputs and outputs.

  • Prompt Injection Firewalls
  • PII/PHI Redaction Layers
  • Hallucination Detection
Adversarial Testing

Red Teaming

Proactive adversarial testing to identify vulnerabilities before deployment. Our security engineers simulate real-world attacks to find vulnerabilities in your RAG pipelines.

Our security engineers simulate real-world attacks to find vulnerabilities in your RAG pipelines and Agent workflows before they go live.

01

Prompt Injection / Jailbreaking

Attempting to bypass safety filters to generate toxic, illegal, or off-brand content.

02

Prompt Extraction

Stealing your proprietary system prompts and intellectual property through linguistic manipulation.

03

RAG Poisoning

Injecting malicious documents into your knowledge base to skew answers or inject XSS payloads.

CONFIDENTIAL_AUDIT_REPORT.pdf
TARGET:Customer_Service_Agent_v2
DATE:2025-04-10
CRITICAL FINDING #1: Indirect Injection

The Agent successfully executed a SQL query provided via a user-uploaded PDF invoice. <br/><br/><strong>Payload:</strong> <code>Invoice #1; DROP TABLE users;--</code><br/><strong>Result:</strong> Database execution attempted.<br/><strong>Remediation:</strong> Implement read-only database credentials for the Agent runtime.

MEDIUM FINDING #2: PII Leakage

Agent revealed another user's email address when asked "Who else complained about this?"

Looking for Technical Implementation?

We have dedicated our Engineering Hub to the actual code and controls that enforce these policies. Explore live demos of our Injection Simulator, PII Redaction pipelines, and Real-time Monitoring dashboards.