Euler

Euler is a modular lending protocol. Its Euler Vault Kit lets anyone deploy lending vaults, and the Ethereum Vault Connector links them so that one account can use positions in several vaults as collateral; Euler v2 relaunched in 2024 after the 2023 exploit of v1.

Rating D: 25 restrictions: 22 countries + Feature Block, Wallet screening, VPN / Tor detection. Lending · Ethereum, Base, Arbitrum, Avalanche, BNB Chain, Sonic, Berachain, BOB, Swell, Unichain, Linea.

Official app: app.euler.finance. Permissionless alternative: euler.cp0x.com. Frontend code: github.com/euler-xyz/euler-lite.

Restrictions

• Geo Block: yes. Nuxt server middleware: HTTP 451 on /api/* by edge country header; fail-closed if country unknown. Blocked countries: Afghanistan, Belarus, Central African Republic, Cuba, North Korea, Congo - Kinshasa, Ethiopia, Iran, Iraq, Lebanon, Libya, Mali, Myanmar (Burma), Nicaragua, Russia, Somalia, South Sudan, Sudan, Syria, Venezuela, Yemen, Zimbabwe.
• Feature Block: yes. per-vault/asset hard/soft blocks by country (incl. EU/EEA groups); withdraw/repay stay allowed.
• Wallet screening: yes. TRM Labs via Euler data-v3 /v3/compliance/address-screening. Where it runs: API. Fail mode: fail-closed.
• VPN / Tor detection: detect. logged only, not blocked.
• Terms of Service: www.euler.finance/terms, Last updated 2026-05-04. IR, BY, CU, KP, SY, Crimea, DPR, LPR, RU.

Notes

Open repo with docs (docs/geo-blocking.md, docs/address-screening.md). Geo-gate and screening are switched by env config.

Live checks

• WebFetch (US): normal page

Evidence

• server/middleware/geo-gate.ts
• server/utils/screening.ts
• docs/geo-blocking.md
• docs/address-screening.md

Checked 2026-10-10. All interfaces · Methodology