In the private banking underground of Telegram and LinkedIn, few pitches sound more institutional than a Standby Letter of Credit (SBLC) “leased” from a top bank, “delivered” by SWIFT MT760, then “monetized” for huge returns. The vocabulary is real. Most of the offers are not.

U.S. authorities have publicly described the same architecture for years: fabricated industry connections, counterfeit SWIFT-style documents such as MT799 or MT760, and advance fees before any funding. The product is belief — long enough to wire “SWIFT fees,” “due diligence,” or “bank charges.”

Hard rule Legitimate SBLCs sit on a bank’s books under known UCP/ISP rules. Mystery “lease programs” with fixed weekly payouts and no collateral are not how regulated banks work.

How the banking costume is built

What a real path looks like (contrast)

Real bank guarantees and SBLCs require credit capacity, KYC at the issuing bank, and pricing that reflects risk — not a PDF on chat and a 2% “lease.” If the counterparty refuses your bank speaking to their bank on known numbers, walk away.

Desk checklist

Related: CF-001 · CF-006 · CF-010.

Standards: Educational case patterns and public-source red flags. Not legal advice. We do not invent convictions. Verify every bank claim through official channels.

Tips: tip desk · all case files.