Abuse prevention vs fraud detection vs identity verification
Abuse prevention, fraud detection, identity verification and bot detection answer different questions. Learn which one stops free trial abuse and multi-accounting in SaaS.
Multi-accounting detection without blocking real users
Shared Wi-Fi isn't proof of a second account. How to detect multi-accounting and duplicate accounts in SaaS without false positives that turn real customers away.
$1 trial abuse: how to protect paid introductory offers
A $1 trial feels safe because there's a payment. It isn't. How to stop $1 trial abuse and repeat introductory discounts without adding friction at checkout.
How to stop promo code and referral abuse in SaaS
Leaked promo codes and self-referral loops can drain a SaaS budget overnight. How to stop promo code abuse and referral abuse without killing your campaigns.
Going viral on X? Protect your free tier before launch day
Launching your SaaS on X? A viral launch brings real users and a wave of duplicate accounts. How indie hackers protect free credits and trials before launch day.
Shadow mode for abuse rules: turn on protection safely
Test abuse rules in shadow mode before they block anyone. Import your history, observe, replay changes against past traffic and switch to protect with confidence.
How to stop free tier abuse on an API product
Developers rotate accounts and API keys to multiply your free tier. A playbook for stopping API free tier abuse without slowing down real developers.
How to stop free plan abuse in a freemium SaaS
Freemium works until one person runs ten free accounts. How to stop free plan abuse and multiple free accounts without making your free plan worse for real users.
Why new SaaS founders wake up to surprise bills
Why did my OpenAI or cloud bill spike overnight? How fake sign-ups and free credit farming turn a new SaaS into a surprise bill, and the three moves that stop it.
Why we built AbuseZero: an abuse prevention API for SaaS
Free trial abuse, multi-accounting and credit farming quietly drain SaaS margins. Here's why we built one API that stops repeat benefit claims, with rules you control.