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Index/Topics/Proxy Networks

Proxy Networks

Proxy networks are used by fraud operators to route checks and avoid velocity blocks and device fingerprinting.

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Jan 18, 2026

What techniques do fraud marketplaces use to validate and grade stolen card and identity data for buyers?

Fraud marketplaces validate and grade stolen payment and identity data using automated “card checkers,” proxy networks and fraud panels that run billions of micro‑authorizations and analyze issuer res...