# Information Security Policy

**SnapSell AI**
**Data Controller:** Nova AI Ventures
**Effective Date:** January 2025
**Last Updated:** January 2025
**Classification:** Internal Use

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## 1. Introduction

This Information Security Policy establishes the technical and organizational measures implemented by SnapSell AI to protect personal data in accordance with GDPR Article 32.

**Scope:** This policy applies to all systems, employees, contractors, and subprocessors handling SnapSell AI user data.

---

## 2. Security Principles

### 2.1 Core Principles

| Principle | Description |
|-----------|-------------|
| **Confidentiality** | Data accessible only to authorized parties |
| **Integrity** | Data accurate and protected from unauthorized modification |
| **Availability** | Data accessible when needed by authorized users |
| **Accountability** | All data access tracked and attributable |

### 2.2 Security by Design

All systems incorporate:
- Privacy by design principles
- Data minimization
- Purpose limitation
- Secure defaults

---

## 3. Technical Measures

### 3.1 Encryption

#### Data in Transit

| Protocol | Implementation | Scope |
|----------|----------------|-------|
| TLS 1.3 | All web traffic | Website, API, mobile app |
| TLS 1.2+ | Legacy compatibility | Where 1.3 not supported |
| HTTPS | Enforced | All endpoints |
| Certificate | Valid, auto-renewed | Let's Encrypt / GCP |

**Configuration:**
- HSTS enabled (max-age: 1 year)
- Forward secrecy enabled
- Weak ciphers disabled
- Certificate transparency logging

#### Data at Rest

| Data Type | Encryption | Key Management |
|-----------|------------|----------------|
| Database (Firestore) | AES-256 | Google-managed |
| File storage (Cloud Storage) | AES-256 | Google-managed |
| Backups | AES-256 | Google-managed |
| Payment data | PCI DSS | Stripe-managed |

### 3.2 Authentication & Access Control

#### User Authentication

| Feature | Implementation |
|---------|----------------|
| **Authentication Provider** | Firebase Authentication |
| **Supported Methods** | Email/password, Google OAuth |
| **Password Policy** | Minimum 8 characters, complexity enforced |
| **Session Management** | Secure tokens, automatic expiry |
| **MFA** | Optional (recommended for sellers) |

#### Administrative Access

| Control | Implementation |
|---------|----------------|
| **Principle** | Least privilege |
| **Authentication** | SSO with MFA required |
| **Authorization** | Role-based access control (RBAC) |
| **Logging** | All admin actions logged |
| **Review** | Quarterly access review |

### 3.3 Network Security

| Control | Implementation |
|---------|----------------|
| **Firewall** | Google Cloud VPC firewall rules |
| **DDoS Protection** | Google Cloud Armor |
| **CDN** | Firebase Hosting CDN |
| **Network Segmentation** | Production isolated from development |
| **Intrusion Detection** | Cloud-native monitoring |

### 3.4 Application Security

#### Secure Development

| Practice | Implementation |
|----------|----------------|
| **Code Review** | Required for all changes |
| **Dependency Scanning** | Automated vulnerability scanning |
| **SAST** | Static analysis in CI/CD |
| **DAST** | Periodic penetration testing |
| **Secrets Management** | Environment variables, not code |

#### OWASP Top 10 Mitigations

| Vulnerability | Mitigation |
|---------------|------------|
| Injection | Parameterized queries, input validation |
| Broken Authentication | Firebase Auth, secure session handling |
| Sensitive Data Exposure | Encryption, data minimization |
| XML External Entities | Not applicable (JSON APIs) |
| Broken Access Control | RBAC, authorization checks |
| Security Misconfiguration | Security hardening, automated checks |
| XSS | Output encoding, CSP headers |
| Insecure Deserialization | Input validation, type checking |
| Known Vulnerabilities | Dependency updates, scanning |
| Insufficient Logging | Comprehensive logging, monitoring |

### 3.5 Infrastructure Security

#### Google Cloud Platform

| Service | Security Feature |
|---------|------------------|
| Firebase | Google security infrastructure |
| Firestore | Automatic encryption, access rules |
| Cloud Storage | Signed URLs, bucket policies |
| Cloud Functions | Isolated execution, IAM |

#### Environment Separation

| Environment | Access | Data |
|-------------|--------|------|
| Production | Restricted | Real user data |
| Staging | Development team | Synthetic test data |
| Development | Developers | Local/mock data only |

### 3.6 AI/ML Security

| Control | Implementation |
|---------|----------------|
| **API Security** | Authenticated requests to Google Gemini |
| **Data Handling** | No persistent storage of prompts |
| **Input Validation** | Image validation before processing |
| **Output Validation** | Results verified before display |
| **Rate Limiting** | Abuse prevention |

---

## 4. Organizational Measures

### 4.1 Roles and Responsibilities

| Role | Responsibilities |
|------|------------------|
| **Data Controller** | Overall compliance, policy approval |
| **DPO/Privacy Contact** | Data protection oversight, subject requests |
| **IT Security** | Security implementation, monitoring |
| **Development Team** | Secure coding, vulnerability remediation |
| **Support Team** | Secure data handling, user communication |

### 4.2 Personnel Security

| Measure | Implementation |
|---------|----------------|
| **Background Checks** | Pre-employment screening |
| **Confidentiality** | NDA/employment contracts |
| **Training** | Security awareness training |
| **Acceptable Use** | Documented and acknowledged |
| **Termination** | Access revocation procedures |

### 4.3 Security Awareness Training

**Training Topics:**
- GDPR fundamentals
- Data handling procedures
- Phishing awareness
- Password security
- Incident reporting
- Social engineering

**Frequency:**
- New hire: Within first week
- All staff: Annual refresher
- Incident-driven: As needed

### 4.4 Vendor Management

| Requirement | Implementation |
|-------------|----------------|
| **Due Diligence** | Security assessment before engagement |
| **Contracts** | DPA required for data processors |
| **Certifications** | SOC 2, ISO 27001 preferred |
| **Monitoring** | Regular review of subprocessors |
| **Termination** | Data return/deletion procedures |

---

## 5. Physical Security

### 5.1 Cloud Infrastructure

Physical security is managed by Google Cloud Platform:
- ISO 27001 certified data centers
- SOC 1/2/3 compliant
- 24/7 security monitoring
- Biometric access controls
- Environmental controls

### 5.2 Office Environment

| Control | Implementation |
|---------|----------------|
| **Access Control** | Key card/badge access |
| **Clean Desk** | Policy enforced |
| **Device Security** | Encrypted devices, screen lock |
| **Visitor Policy** | Sign-in, escort required |

---

## 6. Business Continuity

### 6.1 Backup Strategy

| Data Type | Frequency | Retention | Location |
|-----------|-----------|-----------|----------|
| Database | Continuous | 30 days | Multi-region |
| File Storage | Continuous | 30 days | Multi-region |
| Configuration | Daily | 90 days | Separate bucket |

### 6.2 Disaster Recovery

| Metric | Target |
|--------|--------|
| **RTO** (Recovery Time Objective) | 4 hours |
| **RPO** (Recovery Point Objective) | 1 hour |

**Recovery Procedures:**
1. Automated failover to backup region
2. Database restoration from snapshots
3. Service validation and testing
4. User communication

### 6.3 Availability Targets

| Service | Target | Monitoring |
|---------|--------|------------|
| Platform | 99.9% uptime | Google Cloud monitoring |
| API | 99.9% uptime | Automated health checks |
| Support | Business hours | Email response SLA |

---

## 7. Monitoring & Logging

### 7.1 Security Monitoring

| Monitoring Type | Tool | Scope |
|-----------------|------|-------|
| Application logs | Google Cloud Logging | All services |
| Security events | Cloud Security Command Center | Infrastructure |
| Error tracking | Application-level logging | Errors, exceptions |
| Performance | Google Cloud Monitoring | Latency, availability |

### 7.2 Log Retention

| Log Type | Retention | Purpose |
|----------|-----------|---------|
| Access logs | 90 days | Security analysis |
| Error logs | 90 days | Debugging |
| Audit logs | 1 year | Compliance |
| Security events | 1 year | Investigation |

### 7.3 Alerting

| Alert Type | Threshold | Response |
|------------|-----------|----------|
| Authentication failures | 10/minute | Automatic block + review |
| Error rate spike | >1% errors | On-call notification |
| Availability drop | <99% | Immediate response |
| Security events | Any critical | Immediate response |

---

## 8. Incident Response

### 8.1 Incident Classification

| Severity | Description | Response Time |
|----------|-------------|---------------|
| **Critical** | Data breach, service down | Immediate |
| **High** | Security vulnerability, significant impact | 2 hours |
| **Medium** | Limited impact, contained | 24 hours |
| **Low** | Minor issue, no data impact | 72 hours |

### 8.2 Incident Response Process

```
Detection → Triage → Containment → Eradication → Recovery → Lessons Learned
```

**See:** [Data Breach Response Plan](./09-data-breach-response-plan.md)

---

## 9. Compliance & Audit

### 9.1 Compliance Framework

| Requirement | Status |
|-------------|--------|
| GDPR | Compliant |
| Polish Data Protection Act | Compliant |
| PCI DSS | Via Stripe (Level 1) |

### 9.2 Security Assessments

| Assessment | Frequency | Scope |
|------------|-----------|-------|
| Vulnerability scanning | Continuous | All systems |
| Penetration testing | Annual | External surfaces |
| Code audit | Per release | New features |
| Access review | Quarterly | All accounts |

### 9.3 Subprocessor Compliance

All subprocessors must demonstrate:
- [ ] Valid security certifications
- [ ] Signed DPA
- [ ] Regular security updates
- [ ] Incident notification procedures

---

## 10. Policy Management

### 10.1 Policy Review

| Review Type | Frequency | Responsibility |
|-------------|-----------|----------------|
| Full review | Annual | Security + Legal |
| Incident-driven | As needed | Security |
| Regulatory change | As needed | Legal |

### 10.2 Exception Process

Security exceptions require:
1. Business justification
2. Risk assessment
3. Compensating controls
4. Time-limited approval
5. Management sign-off

### 10.3 Document Control

| Version | Date | Author | Changes |
|---------|------|--------|---------|
| 1.0 | January 2025 | Nova AI Ventures | Initial policy |

---

## 11. Contact

**Security Inquiries:**
Email: security@snap-sell.app

**Data Protection:**
Email: privacy@snap-sell.app

**Report Vulnerabilities:**
Email: security@snap-sell.app
Subject: [Vulnerability Report]

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*This Information Security Policy fulfills GDPR Article 32 requirements for technical and organizational measures.*