v2.8 — Cross-chain Settlement Live

DeFi 인프라로
금융을 재설계

Payments, crypto settlement, smart contracts — institutional-grade DeFi/fintech platform. Cross-chain swaps, merchant payouts, programmable escrow를 하나의 API로.

Launch App → Read Whitepaper
$842MTotal Value Locked
12.4KTx per second
99.97%Settlement SLA
app.blockfin.io/treasury
TVL
$842M
↑ 4.2%
Tx / sec
12,400
peak 18K
Gas Saved
38%
L2 rollup
Cross-chain settlement volume (7d)
SWAP ETH→USDC — $2.4M settled
PAY Merchant payout KRW — confirmed
SC Escrow contract #8841 — executed
Trusted by fintech pioneers
Dunamu Korbit Hashed Terraform Labs ConsenSys Circle Chainlink Polygon
Features

차세대 금융 인프라의 모든 것

From on-chain payments to programmable finance — composable DeFi stack for fintech builders.

💸
Payments · Core

Instant Cross-border Payments

KRW, USD, USDC, ETH — real-time settlement across 40+ corridors. FX oracle, compliance screening, merchant API.

🔗
DeFi

Liquidity & Swaps

AMM pools, limit orders, cross-chain bridges. MEV protection, slippage optimization, institutional liquidity.

📜
Smart Contracts

Programmable Escrow

Multi-sig escrow, milestone payments, conditional release. Audited Solidity templates, no-code deploy.

🏦
CeFi Bridge

Fiat On/Off Ramp

Bank transfer, card, mobile pay → crypto. KYC/AML automated, Korean FSC guidelines compliant.

🛡️
Security

Institutional Security

Multi-party computation custody, hardware security modules, real-time fraud detection, insurance fund.

📊
Analytics

Treasury Dashboard

Real-time P&L, yield farming positions, risk exposure, regulatory reporting. API for ERP integration.

How It Works

4단계로 DeFi fintech 구축

Onboard, connect wallet, deploy contracts, scale — sandbox에서 production까지 48시간.

Create Account

Business KYC 완료, sandbox API key 발급. Testnet ETH/USDC faucet 제공.

Connect Wallets

Multi-sig treasury wallet 생성. Hardware wallet, MPC custody 옵션.

Deploy Products

Payment links, escrow contracts, swap pools — no-code 또는 Solidity SDK.

Go Live

Mainnet deploy, compliance review, 24/7 monitoring. Institutional SLA 적용.

블록핀 DeFi 인프라
$842MTVL across chains
About BLOCKFIN

Programmable money
for the real economy

2021년 서울에서 시작한 BLOCKFIN은 'crypto와 traditional finance의 gap'을 메웁니다. DeFi composability + fintech compliance — merchant, exchange, neobank가 신뢰할 수 있는 infrastructure.

Ethereum Polygon Arbitrum USDC Solidity MPC Custody AML/KYC ISO 27001
Case Studies

고객들이 만든 DeFi impact

Exchange, neobank, merchant — BLOCKFIN으로 settlement를 혁신한 fintech.

Neobank · Series C

Cross-border remittance 90% cheaper

USDC corridor로 해외 송금 수수료 90% 절감. Settlement 3초, 40개국 지원.

90%Fee reduction
3sSettlement
2.1MMonthly tx
Gaming · Web3

In-game economy $120M volume

NFT marketplace + token swaps on BLOCKFIN L2. Gas fee 95% 절감, 50K TPS.

$120MVolume
95%Gas saved
50KTPS
B2B Trade · Enterprise

Smart escrow $500M secured

국제 무역 milestone escrow. 분쟁 0건, settlement time 7일 → 4시간.

$500MEscrowed
0Disputes
4hrSettlement
Product Modules

DeFi 모듈 deep dive

Payments, Swaps, Escrow, Custody — 각 모듈의 핵심 기능.

Global Payment Rails

Fiat and crypto payment processing with real-time settlement.

  • 40+ payment corridors
  • KRW/USD/USDC/ETH
  • Merchant payment links
  • Recurring billing
  • FX oracle integration
  • PCI-DSS compliant

Liquidity & DEX

Institutional-grade swapping with MEV protection and deep liquidity.

  • AMM + limit orders
  • Cross-chain bridges
  • MEV protection
  • Slippage controls
  • LP yield farming
  • Flash loan protection

Smart Contract Escrow

Programmable conditional payments for B2B and marketplace use cases.

  • Milestone release
  • Multi-sig approval
  • Dispute arbitration
  • Audited templates
  • No-code deploy
  • Event webhooks

Institutional Custody

MPC-based custody with insurance and regulatory compliance.

  • MPC key management
  • Hardware security module
  • Insurance fund ($50M)
  • Cold/hot wallet tiers
  • Audit trail
  • FSC guidelines
Integrations

Fintech 스택과 연동

REST API, webhooks, ERP connectors — 기존 banking infrastructure에 plug-in.

💳 Stripe
🏦 Plaid
⛓️ Chainlink
💵 Circle USDC
🔷 Ethereum
🟣 Polygon
📊 SAP
🔐 Fireblocks
📱 KakaoPay
⚡ Zapier
🐙 GitHub
📈 TradingView
Product

Institutional DeFi infrastructure

Cross-chain settlement, programmable escrow, MPC custody — regulated fintech를 위한 DeFi layer.

Institutional DeFi infrastructure
  • L2 Rollup자체 L2로 gas fee 95% 절감. 50K TPS, 2초 finality.
  • Compliance EngineKYC/AML real-time screening. 한국 FSC, EU MiCA guidelines 대응.
  • MPC CustodyMulti-party computation으로 private key 분산. $50M insurance fund.
  • Developer SDKTypeScript, Python, Solidity SDK. Sandbox → mainnet 48시간.
L2 Rollup자체 L2로 gas fee 95% 절감. 50K TPS, 2초 finality.
Compliance EngineKYC/AML real-time screening. 한국 FSC, EU MiCA guidelines 대응.
MPC CustodyMulti-party computation으로 private key 분산. $50M insurance fund.
Developer SDKTypeScript, Python, Solidity SDK. Sandbox → mainnet 48시간.
Pricing

Volume-based DeFi pricing

Free sandbox. Transaction fee 0.1% or committed enterprise volume.

Monthly·Annual Save 20%

Sandbox

Developers & PoC projects.

₩0/월

Testnet unlimited

Get API Key
  • Testnet access
  • Payment API (sandbox)
  • Smart contract templates
  • Community Discord
  • Mainnet access
  • MPC custody

Growth

Fintech startups shipping products.

0.1%/tx

min ₩500K/mo · volume tiers

Apply Now
  • Mainnet payments & swaps
  • Escrow contracts
  • Fiat on/off ramp
  • Treasury dashboard
  • KYC/AML engine
  • Priority support

Institutional

Banks, exchanges, enterprise fintech.

Custom

committed volume · annual

Contact Sales
  • Dedicated L2 instance
  • MPC custody + insurance
  • Custom smart contracts
  • Regulatory reporting
  • 99.97% SLA
  • Dedicated account team
Testimonials

Fintech builders가 말하는 BLOCKFIN

CTOs, DeFi engineers — 4.8/5 on crypto developer surveys.

★★★★★
"Cross-chain settlement이 정말 빠릅니다. 해외 송금 수수료 90% 절감 — neobank 핵심 인프라."
JK
김준혁CTO · PayNova
★★★★★
"L2 rollup으로 gaming economy $120M volume 처리. Gas fee 걱정 없이 scale."
SL
Sarah LimHead of Web3 · GameVault
★★★★★
"Smart escrow로 B2B 무역 $500M secured. 분쟁 0건 — legal team도 approve."
PM
박민수VP Finance · TradeLink
★★★★★
"MPC custody + compliance engine이 institutional 요구사항 충족. FSC audit seamless."
EC
Emily ChoCISO · CryptoBank
Security & Compliance

기관급 DeFi 보안 인프라

금융 규제·자산 보관·스마트 컨트랙트 감사를 통합한 institutional-grade security stack.

🔑
MPC Custody 분산 키 관리 · cold 95% · $50M insurance
⚖️
Regulatory FSC · MiCA · MSB — KYC/AML real-time
📝
Smart Contract Audit CertiK · Trail of Bits 정기 감사
🛡️
On-chain Monitoring 24/7 anomaly detection · auto pause

Travel Rule compliance, transaction screening, multi-sig governance — institutional DeFi에 필요한 보안 레이어를 API 하나로 제공합니다.

FAQ

자주 묻는 질문

support@blockfin.io 또는 Telegram dev channel로 문의해 주세요.

Ethereum, Polygon, Arbitrum, Optimism, Base — EVM 호환 12 chains. 자체 L2 rollup (BlockFin Chain)으로 50K TPS, 2초 finality.
한국 FSC 가이드라인, EU MiCA, US MSB 등록. KYC/AML real-time screening, travel rule compliance, transaction monitoring.
Growth: 0.1%/tx (volume tier discount). Swap: 0.05% + gas. Escrow: 0.2% release fee. Institutional: committed volume 협의.
MPC custody — private key 분산 저장. $50M insurance fund. Cold wallet 95% + hot wallet 5%. SOC 2, ISO 27001 인증.
KRW (국내 은행), USD (Wire/ACH), EUR (SEPA). Card, mobile pay 지원. KYC 완료 후 24시간 내 활성화.
모든 template은 CertiK, Trail of Bits audit 완료. Custom contract은 audit service 연계. Bug bounty program $500K.

지금 바로 DeFi fintech를 구축하세요

Free sandbox · Testnet unlimited · Mainnet in 48h

Launch Sandbox →
Contact

Institutional DeFi 상담

30분 미팅으로 BLOCKFIN이 귀사 fintech infrastructure에 맞는지 확인해 보세요.

🎯
Architecture WorkshopDeFi product design & compliance review
📅
Sandbox Access48시간 내 testnet → mainnet migration
🌏
Global RailsSeoul · Singapore · Dubai settlement hubs