# Trueguard Blog

Learn about the latest in user verification & fraud prevention.

**The Hidden Cost of Fraudulent Users on AI Platforms**  
Abusive users exploit free tiers, GPUs, and APIs, driving up costs for AI startups. Proactive abuse detection prevents fraud, saves money, and protects users.

**VPN and Proxy Fraud: How Attackers Exploit Your Product**  
Learn how fraudsters use VPNs and proxies to hide IPs, bypass detection, and exploit products. Complete guide to detection and prevention strategies.

**Mapping the Disposable Email Ecosystem: Insights from 1.5 Million Emails**  
Analysis of 1.5M disposable email messages from 46,000+ sites. See which industries and message types attract throwaway addresses, abuse cases, and defenses.

**Announcing Trueguard V2 to Strengthen Fraud Prevention**  
Introducing Trueguard V2: Elevate your fraud prevention with advanced features like browser fingerprinting, network intelligence, and customizable rules.

**What Is Free-Tier Abuse & How SaaS Can Prevent It**  
Trueguard's SaaS fraud-defense platform uses device intelligence, IP behavior, and risk scoring to detect and block free-tier abuse, fake signups, and bots.

**What information does IP and network fingerprint expose**  
Learn to harness IP intelligence and network fingerprinting to unmask cyber threats. Gain real-time insights to boost network security and detect fraud.

**How vibe coding introduces security issues**  
Discover how vibe coding transforms development while posing new security risks. Uncover best practices and tips to secure your innovative, AI-powered projects.

**Guide: How to prevent free-tier abuse**  
Safeguard your SaaS from free tier abuse with proven tactics: enforce email validation, monitor IPs, utilize fingerprinting, and deploy advanced fraud detection.

**Preventing free-tier abuse with Trueguard**  
Discover how Trueguard tackles free-tier abuse, protecting SaaS platforms from fake accounts, operational strain, and ensuring sustainable growth for real users.