# The Current

by Sardine

Welcome to the Sardine blog. Your resource for what’s happening now and what’s coming next in fraud, payments, and risk.

### Fraud Prevention

APR 15, 2026

**Fraud rules vs. workflows: Why rules alone have a ceiling**  
While rules are the foundational starting point for fraud detection, they eventually hit a ceiling as business complexity grows. This blog explores the distinction between workflows as the strategy layer and rules as the tactical layer. It examines the risks of "hacking" rules to perform orchestration and why even real-time payment processors need a dedicated workflow layer to manage vendor costs, authentication flows, and population segments effectively.

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### Compliance

**Australia's Tranche 2 AML reforms: What real estate businesses need to know** 
April 15, 2026  
[Link](https://www.sardine.ai/blog/australia-tranche-2-aml-real-estate-2026)

### Product

**Sardine Product Updates: March 2026** 
April 7, 2026  
[Link](https://www.sardine.ai/blog/product-updates-march-2026)

### Fraud

**The anatomy of false positives: Turning data into intelligence** 
March 30, 2026  
[Link](https://www.sardine.ai/blog/false-positive-analysis)

### Fraud

**3 lessons from the 2026 Fraud & AML report every fraud leader should know** 
March 30, 2026  
[Link](https://www.sardine.ai/blog/ai-fraud-prevention-use-cases)

### Nacha/ACH Fraud/Compliance/Fraud Monitoring

**Navigating the 2026 Nacha mandates: From passive reports to real-time defense** 
March 18, 2026  
[Link](https://www.sardine.ai/blog/nacha-2026-requirements)

### Fraud

**Write a high-performing fraud rule with me: A real-world example** 
March 12, 2026  
[Link](https://www.sardine.ai/blog/ai-assisted-fraud-rule-writing)

### Product

**Sardine Product Updates: February 2026** 
March 11, 2026  
[Link](https://www.sardine.ai/blog/product-updates-february-2026)

### Fraud Prevention/Agentic AI/Device Fingerprinting/IP Masking

**Exposing a 150K-account fraud ring in 11 minutes with agentic AI** 
March 11, 2026  
[Link](https://www.sardine.ai/blog/exposing-150k-fraud-ring-agentic-ai)

### Fraud/Case Studies

**How bunq protects over 20 million global customers with Sardine** 
March 9, 2026  
[Link](https://www.sardine.ai/blog/bunq-fraud-case-study)

### Fraud

**How to measure false positives in fraud systems that hide them** 
February 25, 2026  
[Link](https://www.sardine.ai/blog/how-to-measure-false-positives-in-fraud-systems-that-hide-them)

### Fraud Prevention/AI Fraud/Cybersecurity/Deepfakes

**7 AI-driven fraud vectors and agentic attacks we’re watching closely in 2026** 
February 24, 2026  
[Link](https://www.sardine.ai/blog/agentic-attacks)

### Fraud

**The 3 failure modes of AI agents in financial crime (and how to avoid them)** 
February 19, 2026  
[Link](https://www.sardine.ai/blog/agentic-ai-financial-crime-failure-modes)