Knowledge base
Guides, comparisons, and references for winning Stripe chargebacks — plus AI provenance on the same cryptographic stack.
Chargeback defense resources
Guides, evidence templates, reason-code references, and refund-abuse content for Stripe merchants. Optimized for Reflex / Vault / Sentinel users.
How to Win a Stripe Chargeback
Complete guide to the dispute lifecycle, evidence types Stripe accepts, and step-by-step defense strategies for every reason code.
Stripe Dispute Evidence Templates
Copy-paste templates for fraud, product not received, subscription, duplicate, and quality disputes. Formatted for Stripe.
Chargeback Response Examples
Real-world examples of won and lost disputes. See what makes a winning response vs a losing one.
How to Reduce Your Chargeback Rate
7 proven strategies to get below Stripe's 0.75% threshold. Prevention, detection, and monitoring.
Stripe Chargeback Time Limits
Response windows by reason code, network timelines (Visa vs Mastercard), and what happens when you miss a deadline.
Friendly Fraud Prevention
How to identify and fight friendly fraud, the #1 cause of chargebacks. Detection patterns and prevention strategies.
Chargeback Reason Codes Explained
Every Stripe, Visa, and Mastercard reason code with win rates, best evidence, and defense strategy.
Refund Abuse Detection
How to identify serial refunders, why traditional fraud tools miss refund abuse, and how cross-merchant networks change the math.
Return Fraud Prevention
Wardrobing, bracketing, empty-box returns. Detection patterns and prevention strategies for e-commerce returns.
Chargeback Win Rates by Dispute Type
How win rates vary by reason code and dispute category across the industry — which categories are genuinely winnable and which are structurally hard, and what actually moves the outcome.
Compare chargeback solutions
Honest comparisons of Reflex vs Stripe Smart Disputes, Chargeflow, Disputifier.
Stripe Smart Disputes Alternative
Stripe Smart Disputes launches June 2026 at 30% per win. Reflex is half that (15%) with multi-platform support and pre-dispute evidence.
Chargeflow Alternative
Compare CertNode Reflex vs Chargeflow: 15% vs 25% fees, 5 vs 2 platforms, cryptographic timestamps vs none.
Chargeflow vs CertNode
Honest side-by-side comparison across pricing, technology, evidence quality, and platform coverage.
Disputifier Alternative
Compare CertNode Reflex vs Disputifier: 15% vs 20% fees, custom narratives vs templates, 5 platforms vs 1.
AI provenance resources
Compliance guides, code walkthroughs, and technical references for signing AI-generated content. Optimized for AI startups, compliance teams, and developers building with Claude / OpenAI / Mistral.
EU AI Act Article 50 for developers
Article 50 enforces August 2026, requiring AI-generated content to be marked in machine-readable form. What developers actually need to do.
FRE 902(13)/(14) admissibility for AI content
How Federal Rule of Evidence self-authentication applies to AI-generated content. What CertNode receipts satisfy, what courts will still scrutinize, what to retain.
AI provenance vs AI detection
Detection guesses if content is AI-generated. Provenance proves it. Why detection loses and provenance wins.
Sign Claude outputs with cryptographic provenance
Add provenance signing to any Anthropic API call. One extra line, every output gets a verifiable receipt with three-layer timestamps.
Sign OpenAI / GPT outputs with cryptographic provenance
Code walkthrough for adding provenance signing to GPT-4o, including streaming and prompt-hash privacy.
MCP signing server for Claude Desktop, Cursor, Claude Code
Three-line config adds cryptographic provenance signing to any MCP-compatible AI client. Setup walkthrough for each major client.
Why AI provenance matters
The case for cryptographically signing AI output: audit trails, EU AI Act Article 50, and FRE 902(13)/(14) admissibility for AI-generated content.
Compare AI provenance approaches
Honest comparisons of CertNode vs Adobe Content Credentials, C2PA standard, SynthID watermarking, Truepic.
Adobe Content Credentials alternative
Adobe is built for visual creators inside Adobe tools. CertNode is built for compliance teams and platforms with audit obligations. Honest about which fits which buyer.
C2PA vs CertNode AI Provenance
C2PA is the standard. CertNode is one implementation. When to use C2PA directly, when to use CertNode, when to use both.
SynthID vs cryptographic provenance
Watermarking embeds a statistical signal inside content. Signing attaches a verifiable record alongside it. Different approaches, different jobs.
Truepic alternative
Truepic owns insurance / journalism image authentication. CertNode owns AI generation provenance. Same C2PA mechanism, different lanes.
Signed-at-creation provenance, category overview
Map of the whole category: cameras, software, documents, AI. Adobe, Truepic, Sigstore, Apple, CertNode each in their own lane.
Start defending disputes today.
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