Research archive
Fairwins
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Censor, Never Steal: Why the Service That Decides Is Never the Service That Signs
How FairWins runs a funded gas wallet on the open internet by splitting one server into two — a bouncer that decides, and an engine that pays The button that…
· 7 min read -
One Signature, Zero Gas: How Gasless Payments Actually Work
How FairWins turned every action into a signed “intent” — you sign what you want, and someone else pays the fee to submit it The Stranded User A user wins…
· 7 min read -
Enough Signatures Is Not Enough: Adding Real Rules to a Shared Vault
How a small guard contract turns “enough people approved” into “enough people approved, and it obeys the rules” — with no admin key and no way to lock a vault…
· 7 min read -
Shared Vaults Where No One Person Can Move the Money
Most shared-treasury tools quietly depend on a hosted server in the middle — it stores proposed transactions and collects everyone’s approvals, and if it disappears, coordination stops. FairWins has a…
· 7 min read -
Sponsored Gas Without a Vendor: How “No Network Fee” Became True
Our passkey wallets had a broken promise: the confirm screen said “sponsored — no network fee,” but with nothing set up to cover it, a member holding only USDC couldn’t…
· 6 min read -
Losing Every Passkey Shouldn’t Mean Losing the Account
Recovery is the make-or-break problem for passkey wallets. Seed phrases were brutal, but everyone understood the recovery story. Passkeys deleted the twelve words — and if your credential lived in…
· 7 min read -
Passkey Smart Accounts: A Wallet You Open With Your Fingerprint
Most crypto onboarding still starts with “write down these twelve words.” Your phone already has better: the same Face ID / fingerprint tech you use to log in everywhere. We…
· 6 min read -
Sanctions Screening as a Shared Building Block: One Guard, Every Money Path
Frontend sanctions screening on a public blockchain is theater — anyone can call your contracts directly. We made screening a shared building block baked into the contracts: one fail-closed guard…
· 7 min read -
Put Your Idle Crypto to Work: Staking Comes to FairWins
Most crypto in a wallet just sits there. Today we gave it a job: staking is now live on FairWins. Open Finance → Earn → Staking, pick an asset, and…
· 5 min read -
Soulbound Memberships, Transferable Vouchers: Splitting a Token in Two
How do you gift a non-transferable membership? Split the token in two: an inert voucher (a prepaid gift card, really) that trades freely, plus a soulbound access record it burns…
· 7 min read