LedgerGuard Integrity Gateway
10/10
Demand Score
File corruption or access conflicts halt payroll/close and risk data loss; firms need preventive controls and fast, proven restores.
8/10
Blue Ocean
Competition Level
$299-999
Price/Month
Predicted customer spend
12 days
Time to MVP
Difficulty: Hard
The Problem
Security Gaps During Integration:
Competitor Landscape
- Intuit File Doctor
- Rewind Backups for QuickBooks
- Qbox
- Right Networks (hosted QB)
- Datto/Altaro backup
- Windows VSS
Must-Have Features for MVP
Inline rolling checksums per 4–8MB chunk
Write-ahead journal with copy-on-write snapshots
Automatic corruption detection and quarantine
Exclusive lock enforcement with stale lock cleanup
1-click restore and sandbox test-restore
Tamper-evident audit log and integrity attestation
S3/Azure/local backup targets with immutability
Slack/Teams/SMS alerting for anomalies
⚠️ Potential Challenges
- SMB semantics and oplock coordination with accounting DB services
- Ensuring near-zero added latency
- Code-signing and Windows service hardening
- Customer IT change-control for mapped drives
- Cross-version quirks of QBW/TLG handling
Risk Level: High
🎯 Keys to Success
- >90% reduction in corruption incidents
- MTTR for restore under 10 minutes
- <5% overhead on typical workflows
- Weekly automated test-restore success
- No user workflow changes required
- Positive audit outcomes using attestation
Ready to Build This?
This hard-difficulty project could be your next micro-SaaS success.