Environments, authentication, and request formatting.
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Card program requirements, due diligence, and security reviews.
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Your account, password, and API keys for Marqeta.com.
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Form factors, fulfillment, and card replacement.
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More Topics

Account Holders
Users, businesses, Know Your Customer (KYC), and Address Verification System (AVS).
Balances and Currencies
Available balance, ledger balance, and currency conversion.
Funding
Account holder, program, and program gateway funding sources.
JIT Funding
Gateway and Managed Just-in-Time (JIT) Funding for real-time payment authorizations.
SDKs
Information about Marqeta's software development kits (SDKs).
Spend Controls
Controls to limit spending by merchant, amount, and frequency.
Webhooks
Event-based notifications sent by the Marqeta platform.
Widgets
Customizable widgets for card holders that ease your PCI compliance burden.