Multi-Accounting

Multi-accounting is the fraudulent practice of a single user creating multiple accounts under different identities, devices, or payment methods, often with the goal of extracting welcome bonuses multiple times, generating duplicate CPA payouts to a colluding affiliate, bypassing deposit limits or responsible gambling controls, or evading self-exclusion lists. It is closely related to but technically distinct from duplicate account fraud, which can be unintentional, and from self-referral fraud, where an affiliate uses their own affiliate link to refer themselves through alternate identities.

Detection combines several layers. Device fingerprinting captures hardware and browser signatures that persist across accounts even when users rotate IP addresses through VPNs or proxies. KYC cross-referencing matches submitted documents against existing customer records, including reverse-image checks on ID documents and address normalization. Behavioral analytics flag accounts that show identical betting patterns, deposit timing, or session sequences. IP velocity rules catch bursts of registrations from the same network, and payment-method correlation links accounts that share cards, e-wallets, or crypto wallet addresses despite different stated identities.

A prevention framework layers these detection signals with structural controls. Bonus stacking protections, duplicate account detection at registration, traffic source validation, and commission holds before payouts all reduce exposure. Operators should also maintain a known-bad device and payment-method blacklist, share intelligence across brands where group structure permits, and ensure affiliate agreements explicitly prohibit multi-accounting and assign clawback rights when it is detected. Complete elimination is unrealistic, but disciplined controls keep losses contained and protect the integrity of player-quality metrics that affiliate managers rely on.