• Never commit actual environment variables to version control
• Use Vercel's secure environment variable storage for production
• Rotate secrets regularly (every 90 days)
• Use different secrets for development, staging, and production

# Database
DATABASE_URL=postgresql://...

# RPC Endpoints
ETHEREUM_RPC_URL=https://...
ARBITRUM_RPC_URL=https://...
BASE_RPC_URL=https://...

# WalletConnect
NEXT_PUBLIC_WALLETCONNECT_PROJECT_ID=...

# SMTP
SMTP_HOST=...
SMTP_PORT=...
SMTP_USER=...
SMTP_PASS=...

# Security
NEXTAUTH_SECRET=...
NEXTAUTH_URL=...

• X-Frame-Options: DENY
• X-Content-Type-Options: nosniff
• X-XSS-Protection: 1; mode=block
• Strict-Transport-Security: max-age=31536000
• Content-Security-Policy: Restrictive policy
• Referrer-Policy: strict-origin-when-cross-origin

• API endpoints: 100 requests per 15 minutes
• Authentication: 5 attempts per 15 minutes
• Scanning: 10 scans per minute
• Strict endpoints: 5 requests per minute

• Token-based CSRF protection
• Secure cookie settings
• Timing-safe comparison

• Wallet address format validation
• Email format validation
• Input sanitization
• Length limits

• IP-based rate limiting
• Suspicious request detection
• Security event logging
• Origin validation

1. Set all environment variables in Vercel dashboard
2. Enable automatic HTTPS
3. Configure custom domains with SSL
4. Set up monitoring and alerts

1. Use connection pooling
2. Enable SSL connections
3. Restrict database access by IP
4. Regular backups with encryption

1. Use production-grade RPC providers
2. Implement failover mechanisms
3. Monitor RPC usage and costs
4. Rate limit RPC requests

• Failed authentication attempts
• Rate limit violations
• Suspicious user agents
• Unusual traffic patterns
• Database connection errors

• All security events are logged
• IP addresses and user agents tracked
• Failed requests logged with details
• Regular log rotation and cleanup

1. Immediately rotate all secrets
2. Review access logs
3. Check for unauthorized access
4. Notify users if necessary
5. Document incident and lessons learned

• Security Issues: legal.support@allowanceguard.com
• Emergency: [Your emergency contact]

• Never log sensitive information
• Validate all inputs
• Use parameterized queries
• Keep dependencies updated
• Regular security audits

• Use strong passwords
• Enable 2FA where available
• Keep software updated
• Report security issues immediately

We take security seriously. If you discover a security vulnerability:

1. DO NOT create a public GitHub issue
2. Email security details to: legal.support@allowanceguard.com
3. Include steps to reproduce
4. Allow reasonable time for response
5. We will acknowledge receipt within 48 hours

• Initial Security Review: September 2024
• Code Review: Comprehensive review of all security-critical components
• Penetration Testing: Basic security testing completed
• Dependency Audit: Regular dependency vulnerability scanning

• OWASP Top 10: All vulnerabilities addressed
• Web Content Security Policy: Strict CSP implementation
• GDPR Compliance: Privacy-first data handling
• SOC 2 Type II: Working toward compliance

• Vulnerability Response Time: < 24 hours for critical issues
• Security Test Coverage: 95%+ for security-critical code
• Dependency Updates: Weekly automated security updates
• Incident Response: < 1 hour for security incidents

We operate a responsible disclosure program for security vulnerabilities:

In Scope:

• Web application vulnerabilities
• API security issues
• Smart contract interaction bugs
• Data privacy violations
• Authentication bypasses

Out of Scope:

• Social engineering attacks
• Physical security issues
• Denial of service attacks
• Issues in third-party dependencies

• Critical: $1,000 - $5,000
• High: $500 - $1,000
• Medium: $100 - $500
• Low: $50 - $100

1. Email: security@allowanceguard.com
2. Response Time: 24 hours
3. Resolution Time: 7 days for critical issues
4. Public Disclosure: 90 days after fix

1. Network Security: Vercel Edge Network, DDoS protection
2. Application Security: Input validation, output encoding
3. Data Security: Encryption at rest and in transit
4. Access Control: Role-based access, principle of least privilege
5. Monitoring: Real-time security event monitoring

• Authentication: Multi-factor authentication for admin access
• Authorization: Role-based access control (RBAC)
• Encryption: AES-256 for data at rest, TLS 1.3 for data in transit
• Logging: Comprehensive audit logging with SIEM integration
• Backup: Encrypted backups with point-in-time recovery

1. Wallet Connection Attacks: Mitigated by read-only operations
2. API Abuse: Mitigated by rate limiting and monitoring
3. Data Breaches: Mitigated by encryption and access controls
4. Social Engineering: Mitigated by security awareness training
5. Supply Chain Attacks: Mitigated by dependency scanning

• High Risk: Smart contract interactions, wallet connections
• Medium Risk: API endpoints, user data handling
• Low Risk: Static content, documentation

• Secure Coding Practices: OWASP guidelines
• Threat Modeling: Regular threat assessment sessions
• Incident Response: Quarterly security drills
• Security Updates: Monthly security awareness sessions

• Wallet Security: Best practices for DeFi users
• Phishing Prevention: How to identify and avoid scams
• Approval Management: Understanding token approvals
• Risk Assessment: How to evaluate DeFi protocols

• Error Tracking: Rollbar integration for security events
• Performance Monitoring: Core Web Vitals and security metrics
• Uptime Monitoring: 99.9% availability target
• Cost Monitoring: Infrastructure cost tracking and alerts

• Ops Dashboard: Real-time security metrics
• Alert System: Slack and email notifications
• Incident Response: Automated escalation procedures
• Compliance Reporting: Regular security posture reports

• Security Lead: Primary incident response coordinator
• Technical Lead: Technical investigation and remediation
• Communications Lead: User and stakeholder communication
• Legal Counsel: Legal and compliance guidance

1. Detection: Automated monitoring and alerting
2. Assessment: Severity classification and impact analysis
3. Containment: Immediate threat isolation
4. Eradication: Root cause analysis and fix implementation
5. Recovery: System restoration and validation
6. Lessons Learned: Post-incident review and improvement

• Internal: Immediate notification to response team
• Users: Transparent communication within 24 hours
• Regulators: Compliance with applicable regulations
• Public: Coordinated public disclosure if necessary

• Implement Web Application Firewall (WAF)
• Enhanced security monitoring and alerting
• Security awareness training for all contributors
• Automated security testing in CI/CD pipeline

• Third-party security audit
• Bug bounty program launch
• SOC 2 Type II compliance preparation
• Advanced threat detection and response

• ISO 27001 certification
• Advanced security analytics and ML-based threat detection
• Zero-trust architecture implementation
• Security automation and orchestration

This software is provided under GPL-3.0 license with additional security terms. See LICENSE file for full details.

Disclaimer: This software is provided "as is" without warranty. Users are responsible for their own security assessments and risk management.

Security Issues: security@allowanceguard.com
General Security Questions: legal.support@allowanceguard.com
Emergency Contact: Available 24/7 for critical security incidents

PGP Key: Available at https://www.allowanceguard.com/pgp-key.asc
Key Fingerprint: [Your PGP key fingerprint]

This security policy is reviewed and updated quarterly. Last updated: September 2024