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business-rules
10 posts
Cedar Verifies Who Can Access What. Who Verifies What Decision Gets Made?
Cedar brought formal verification to authorization policy with Lean and automated reasoning. No commercial rule engine has done the same for business decisions. Why proving things about pricing, eligibility, and fraud rules is the harder problem, and where LexQ actually stands on it.
Why Business Decisions Need Formal Verification
Tests and simulation answer what happened on inputs you already have. They cannot answer what happens on inputs nobody has sent yet. Unreachable rules, silent conflicts, and uncovered gaps live in that difference, and closing it takes proof, not sampling.
The Audit Trail Problem: Proving Which Rule Made Which Decision
A blocked transfer leaves one log line. Months later, an auditor asks why — and git can't answer, because it versions your code, not your decisions. What a real decision audit trail records, and why it has to be immutable.
What Is a Decision Operations Platform? (And When Your Team Needs One)
Pricing, eligibility, and fraud rules change constantly but live trapped in application code. A Decision Operations Platform gives business decisions their own lifecycle. What the category is, and when you need one.
Your If-Else Pricing Logic Will Break. Here's What to Do Before It Does.
Refactoring your pricing if-else block doesn't fix the underlying problem. The structural answer is rules-as-data plus simulation — not better class hierarchies.
How to Stop Deploying Code for Every Business Rule Change
Your business logic shouldn't inherit the full weight of your deploy pipeline. Three ways to decouple rules from code — and when each one fails.
Hardcoded Rules vs Rule Engine: When to Make the Switch
Your if-else blocks are working fine — until they aren't. Here's how to tell when hardcoded business rules become a liability, and what the migration path looks like.
5 Signs Your Team Needs a Rule Engine
Not every team needs a rule engine. But if you recognize these patterns, you're probably overdue for one.
GoRules vs Nected vs LexQ: Choosing the Right Rule Engine in 2026
A practical comparison of three modern rule engines — architecture, simulation, pricing, and AI integration. No fluff, just what matters for your decision.
Why I Built a Rule Engine with Built-in Simulation
Every rule change is a leap of faith. I spent 6 years watching teams deploy blind — so I built a rule engine where you can see the impact before it hits production.