We actively maintain security updates for the following versions of QuickBooks Offline Setup Assistant:

• Data at Rest: All configuration files are encrypted using AES-256
• Data in Transit: All network communications use TLS 1.3
• Credentials: No sensitive data is stored in plain text
• Logging: Security events are logged with appropriate detail levels

• User Permissions: Follows principle of least privilege
• System Access: Requires administrator rights only when necessary
• API Access: All API endpoints require proper authentication
• Session Management: Secure session handling with automatic timeouts

• Static Analysis: Regular security scans using industry-standard tools
• Dependency Scanning: Automated checks for vulnerable dependencies
• Code Reviews: All changes undergo security-focused peer review
• Supply Chain: Verified checksums for all distributed packages

If you discover a security vulnerability, please follow these steps:

1. DO NOT create a public GitHub issue
2. DO NOT discuss the vulnerability publicly
3. DO send details to our security team immediately

• Primary: security@qb-setup-assistant.com
• PGP Key: Download Public Key
• Response Time: Within 24 hours for initial acknowledgment

Please provide as much detail as possible:

Subject: [SECURITY] Brief description of vulnerability

1. Vulnerability Type:
   - [ ] Remote Code Execution
   - [ ] SQL Injection
   - [ ] Cross-Site Scripting (XSS)
   - [ ] Authentication Bypass
   - [ ] Privilege Escalation
   - [ ] Information Disclosure
   - [ ] Other: ___________

2. Affected Components:
   - Version(s): 
   - Platform(s): 
   - Component(s): 

3. Impact Assessment:
   - Severity: Critical/High/Medium/Low
   - Exploitability: 
   - Affected Users: 

4. Reproduction Steps:
   [Step-by-step instructions]

5. Proof of Concept:
   [Code, screenshots, or other evidence]

6. Suggested Fix:
   [If you have recommendations]

• Acknowledgment of receipt
• Initial severity assessment
• Assignment of tracking number
• Request for additional information if needed

• Vulnerability verification and reproduction
• Impact analysis and severity confirmation
• Development of fix strategy
• Communication of timeline to reporter

• Implementation of security fix
• Internal testing and validation
• Preparation of security advisory
• Coordination of disclosure timeline

• Coordinated Disclosure: Work with reporter on disclosure timeline
• Security Advisory: Published on GitHub Security Advisories
• CVE Assignment: Request CVE if applicable
• Public Release: Security patch released to all users

We maintain a security researchers hall of fame to recognize contributions:

• Critical: $500 reward + public recognition
• High: $250 reward + public recognition
• Medium: $100 reward + public recognition
• Low: Public recognition

• First to report a previously unknown vulnerability
• Provide clear reproduction steps
• Follow responsible disclosure practices
• Allow reasonable time for fix development

• Input Validation: All user inputs are sanitized and validated
• File System Protection: Restricted file access permissions
• Network Security: Encrypted communications with certificate pinning
• Process Isolation: Sandboxed execution where possible
• Update Verification: Cryptographic signatures on all updates

• Keep Updated: Always use the latest version
• Admin Rights: Only grant when prompted and necessary
• Source Verification: Download only from official sources
• System Security: Keep your operating system updated
• Antivirus: Use reputable antivirus software

We track and publish security metrics quarterly:

• Mean Time to Detection: Average time to identify vulnerabilities
• Mean Time to Resolution: Average time from report to fix
• Vulnerability Density: Number of vulnerabilities per release
• Security Test Coverage: Percentage of code covered by security tests

• Symmetric: AES-256-GCM for data encryption
• Asymmetric: RSA-4096 or ECDSA P-384 for key exchange
• Hashing: SHA-256 for integrity verification
• Random Numbers: Cryptographically secure random number generation

• Key Generation: Using hardware security modules where available
• Key Storage: Secure key storage with proper access controls
• Key Rotation: Regular rotation of encryption keys
• Key Escrow: Secure backup of critical keys

• Vulnerability Scanning: Automated scanning of all dependencies
• Regular Updates: Prompt updates for security fixes
• Minimal Dependencies: Reduce attack surface by minimizing dependencies
• Source Verification: Verification of dependency integrity

• API Security: Secure integration with external services
• Certificate Management: Proper SSL/TLS certificate handling
• Access Controls: Minimal necessary permissions for external access
• Monitoring: Real-time monitoring of external service security

• NIST Cybersecurity Framework: Aligned security practices
• OWASP Top 10: Protection against common web vulnerabilities
• CWE/SANS Top 25: Mitigation of software security weaknesses
• ISO 27001: Information security management practices

• Annual Security Audits: Third-party security assessments
• Penetration Testing: Regular professional penetration tests
• Code Reviews: Security-focused code review processes
• Compliance Reporting: Regular compliance status reports

For urgent security matters requiring immediate attention:

• Email: emergency-security@qb-setup-assistant.com
• Phone: +1-555-SECURITY (Available 24/7)
• Escalation: CEO and CTO directly notified for critical issues

Last Updated: January 2024
Next Review: April 2024

Thank you for helping keep QuickBooks Offline Setup Assistant secure! 🛡️