Audit log

Every state-changing event for BFUSD: moderation decisions on community submissions, plus corrections and updates from the news pipeline. URL-based decisions carry three independent witnesses — the original source, an Internet Archive snapshot taken at submission time, and a Solana memo signed by our publicly-disclosed publisher key.

1. #1publishby system:backfill

   2026-07-22 12:19:27Z
   Score: ? → ? (no score change)
   anchorpending

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   7fCSQ8Tb29Q6…kuntyjiPcopysha256 → base58

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   {"actor":"system:backfill","investigation_id":"da445d42-9342-4797-a1ed-1df8f09ac52a","kind":"publish","page_slug":"bfusd","published_at":"2026-07-22T12:19:27.415Z","sequence_num":1,"snapshot":{"content_type":"investigation","entity_name":"BFUSD","sections":[{"content":"BFUSD is a reward-bearing margin asset issued exclusively by Binance Futures, announced on November 17, 2024, and made available for purchase beginning November 27, 2024. It is purchased using USDT or USDC and held in a user's USDM Futures Wallet. Unlike traditional stablecoins, BFUSD is not a blockchain-based token: it cannot be withdrawn to external wallets, is not tradable on any secondary market, and exists solely within the Binance platform ecosystem. Users receive daily reward airdrops calculated via snapshots of their holdings. As of June 2026, BFUSD's self-reported market capitalization was approximately $1.27 billion, ranking it in the top 60 assets by market cap on CoinGecko.","heading":"Product Overview","severity":"low","sources":[{"credibility":1,"name":"Introducing BFUSD: Binance's Exclusive Reward-Bearing Margin Asset for Futures Traders — Binance Blog","type":"official","url":"https://www.binance.com/en/blog/futures/introducing-bfusd-binances-exclusive-rewardbearing-margin-asset-for-futures-traders-2700326932768419245"},{"credibility":1,"name":"What is BFUSD and How to Use it as Margin in Futures Trading? — Binance FAQ","type":"official","url":"https://www.binance.com/en/support/faq/what-is-bfusd-and-how-to-use-it-as-margin-in-futures-trading-98e52d2bf2db4e0c963fb41004080826"},{"credibility":3,"name":"BFUSD Reaches Self Reported Market Cap of $1.27 Billion — Daily Political","type":"news_article","url":"https://www.dailypolitical.com/2026/06/28/bfusd-reaches-self-reported-market-cap-of-1-27-billion-bfusd.html"},{"credibility":2,"name":"BFUSD Price: Live Chart, Market Cap & News — CoinGecko","type":"other","url":"https://www.coingecko.com/en/coins/bfusd"}]},{"content":"BFUSD generates yield through two primary strategies: (1) a delta-neutral funding-fee strategy in which Binance hedges crypto spot positions with opposing futures positions to collect perpetual funding fees, and (2) staking income from assets such as WBETH (wrapped Binance ETH). Binance publishes two daily APY figures: a Base APY for all BFUSD holders, and a higher Boosted APY for holders with qualifying USDM Futures trading activity. At launch in November 2024, back-tested data showed Base APY ranging from approximately 12% to over 35% and Boosted APY from approximately 15% to over 47%. By August 2025, the indicative APR had declined to approximately 3%, reflecting normalized funding rate conditions. Binance has committed that the reward rate will never fall below zero, with a reserve fund established to absorb losses during periods of negative funding rates. As of January 2025, the reserve fund held approximately $7.2 million USDT, representing a modest buffer relative to the total supply in circulation at the time.","heading":"Yield Mechanism and Sustainability","severity":"medium","sources":[{"credibility":2,"name":"Binance launching BFUSD, promising APY 'will never go below zero' — The Block","type":"news_article","url":"https://www.theblock.co/post/328216/binance-bfusd-launch-apy"},{"credibility":2,"name":"Binance Futures Introduces New Features for BFUSD: USDC Support, Pre-Buy/Pre-Redeem Options, and Enhanced Data Transparency — FinanceFeeds","type":"news_article","url":"https://financefeeds.com/binance-futures-introduces-new-features-for-bfusd-usdc-support-pre-buy-pre-redeem-options-and-enhanced-data-transparency/"},{"credibility":3,"name":"Binance's Yield Strategy and Its Implications for Stablecoin Demand — AInvest","type":"research","url":"https://www.ainvest.com/news/binance-yield-strategy-implications-stablecoin-demand-evaluating-bfusd-competitive-edge-fragmented-market-2511/"},{"credibility":2,"name":"BFUSD — IQ.wiki","type":"other","url":"https://iq.wiki/wiki/bfusd"}]},{"content":"Upon announcement in November 2024, BFUSD triggered significant community concern due to its initial advertised yield of approximately 19.55% APY — a figure closely associated with the 20% yield offered by Terraform Labs' Anchor Protocol on the algorithmic stablecoin UST before its catastrophic collapse in May 2022. UST depegged from $1 to below $0.01 within days, destroying an estimated $18 billion in value. Prominent community members including pseudonymous trader RunnerXBT and Bitcoiner Jameson Lopp publicly questioned the sustainability of BFUSD's yield. Trader Yunt sarcastically asked 'Are we the yield?' — implying the structure might redistribute user funds rather than generate external income. Binance responded by clarifying that BFUSD is not a stablecoin, that it is fully collateralized (not algorithmic), and that its yield derives from real economic activity — funding fees from derivatives markets and staking rewards — rather than from token issuance or circular mechanisms. The company distinguishes BFUSD from UST by noting the absence of an algorithmic peg mechanism and the presence of a reserve fund.","heading":"UST/TerraUSD Comparison Controversy","severity":"high","sources":[{"credibility":2,"name":"Binance clarifies BFUSD isn't a stablecoin as X gets Terra flashbacks — CoinTelegraph","type":"news_article","url":"https://cointelegraph.com/news/binance-clarifies-bfusd-not-stablecoin-x-users-question-yield"},{"credibility":2,"name":"Binance's BFUSD Sparks Controversy: Is It the Next TerraUSD? — Analytics Insight","type":"news_article","url":"https://www.analyticsinsight.net/news/binances-bfusd-sparks-controversy-is-it-the-next-terrausd"},{"credibility":2,"name":"Binance Announces BFUSD with High APY but Faces UST Comparisons — CryptoPotato","type":"news_article","url":"https://cryptopotato.com/binance-announces-bfusd-with-high-apy-but-faces-ust-comparisons/"},{"credibility":2,"name":"Binance: BFUSD — 'Not a Stablecoin, But a High-Yield Margin Product' — Brave New Coin","type":"news_article","url":"https://bravenewcoin.com/insights/binance-bfusd-not-a-stablecoin-but-a-high-yield-margin-product"},{"credibility":1,"name":"Binance Clarifies BFUSD Is Not a Stablecoin — Nasdaq","type":"news_article","url":"https://www.nasdaq.com/articles/binance-clarifies-bfusd-not-stablecoin"}]},{"content":"Because BFUSD is not an on-chain token, all assets backing user balances are held in custody by Binance. Users have no independent custody of BFUSD and no ability to transfer or withdraw it to external wallets or protocols. This structure means all counterparty risk is concentrated in a single centralized entity: Binance Holdings Limited. In the event of insolvency, regulatory freeze, or operational failure at Binance, BFUSD holders would have no independent recourse distinct from general creditors. This custodial concentration is structurally similar to exchange-issued products such as FTX's FTT token, though BFUSD differs in that it carries no governance or equity-like characteristics. Binance has partially addressed custodial transparency concerns by publishing a BFUSD transparency dashboard displaying supply, reserve fund size, and system collateralization ratio, which as of August 2025 was reported at approximately 100.86%.","heading":"Counterparty and Custodial Risk","severity":"high","sources":[{"credibility":2,"name":"USDC and BFUSD: How to Earn Rewards and Manage Risks with Binance's Innovative Stablecoin — OKX Learn","type":"other","url":"https://www.okx.com/en-us/learn/usdc-bfusd-rewards-risk-management"},{"credibility":2,"name":"BFUSD — IQ.wiki","type":"other","url":"https://iq.wiki/wiki/bfusd"},{"credibility":2,"name":"Binance Futures Expands BFUSD Features with USDC Support and Enhanced User Tools — Tiger Brokers","type":"news_article","url":"https://www.itiger.com/news/2505728175"}]},{"content":"BFUSD is operated exclusively by Binance Futures, a business unit of Binance Holdings Limited. In November 2023, Binance pleaded guilty to federal criminal charges in the United States, including conspiracy to violate the Bank Secrecy Act by failing to maintain an effective anti-money laundering program, conducting an unlicensed money services business, and willful violation of the International Emergency Economic Powers Act. Binance agreed to pay over $4.3 billion in penalties — one of the largest corporate criminal resolutions in U.S. history. Founder and CEO Changpeng Zhao resigned as part of the agreement and personally pleaded guilty to BSA violations, paying a $50 million fine. The settlement was judicially approved in February 2024. Separately, the SEC had brought a civil action against Binance in June 2023 alleging operation of unregistered securities exchanges; the SEC voluntarily dismissed that complaint in May 2025. BFUSD itself has not been the subject of a distinct regulatory action as of July 2026. However, the operator's criminal history represents a material risk factor for all Binance-issued products, including BFUSD.","heading":"Operator Legal and Regulatory History","severity":"critical","sources":[{"credibility":1,"name":"United States v. Binance Holdings Limited — U.S. Department of Justice","type":"court_filing","url":"https://www.justice.gov/criminal/case/united-states-v-binance-holdings-limited-dba-binancecom"},{"credibility":1,"name":"Binance to Pay $4.3B to Settle U.S. Criminal Case; Changpeng 'CZ' Zhao Resigns as CEO and Pleads Guilty — CoinDesk","type":"news_article","url":"https://www.coindesk.com/policy/2023/11/21/binance-to-settle-charges-with-us-doj-source"},{"credibility":1,"name":"Judge Approves Binance's $4.3 Billion Settlement For Anti-Money Laundering, Sanctions Violations — Forbes","type":"news_article","url":"https://www.forbes.com/sites/tylerroush/2024/02/23/judge-approves-binances-43-billion-settlement-for-anti-money-laundering-sanctions-violations/"},{"credibility":2,"name":"Binance Sees SEC Civil Action Dismissed Amidst Record AML Settlement — Fincrime Central","type":"news_article","url":"https://fincrimecentral.com/binance-civil-enforcement-aml-dismissal/"}]},{"content":"In January 2025, Binance expanded BFUSD's transparency features to include: Protocol APY breakdowns (Derivatives APY from funding fees and Earn APY from staking), solvency metrics including BFUSD Supply Trend and System Collateralization Trend with 7, 30, and 180-day timeframe views, and detailed Transparency Insights showing the composition of the BFUSD Collateral Pool. USDC was also added as a supported purchase and redemption currency. Pre-Buy and Pre-Redeem reservation functions were introduced to manage high-demand periods. The reserve fund of $7.2 million USDT as of January 2025 is small relative to hundreds of millions of BFUSD in circulation, though it is supplemented by the broader collateral pool. Binance has stated the fund receives contributions from excess yield during periods of positive funding rates. The system collateralization ratio was independently reported at approximately 100.86% in August 2025, indicating near-full but not excess backing.","heading":"Transparency and Risk Disclosures","severity":"medium","sources":[{"credibility":2,"name":"Binance Futures Introduces New Features for BFUSD: USDC Support, Pre-Buy/Pre-Redeem Options, and Enhanced Data Transparency — FinanceFeeds","type":"news_article","url":"https://financefeeds.com/binance-futures-introduces-new-features-for-bfusd-usdc-support-pre-buy-pre-redeem-options-and-enhanced-data-transparency/"},{"credibility":2,"name":"Binance Futures Expands BFUSD Features with USDC Support — Techarena","type":"news_article","url":"https://www.techarena.co.ke/2025/01/23/binance-futures-bfusd-usdc/"},{"credibility":2,"name":"BFUSD Reserve Fund and Collateral — IQ.wiki","type":"other","url":"https://iq.wiki/wiki/bfusd"}]},{"content":"BFUSD's market capitalization grew rapidly from launch in late 2024, reaching a peak self-reported market cap of approximately $1.82 billion in February 2026 before declining to approximately $1.27 billion by June 2026. As of July 2026, it is ranked approximately #58 by market cap on CoinGecko. The asset's growth reflects its integration into Binance Futures' portfolio margin framework, which allows users to earn yield on idle margin collateral while actively trading. However, because BFUSD is non-transferable and exchange-exclusive, its market cap figures are self-reported by Binance and cannot be independently verified on-chain. No external market price discovery exists for BFUSD.","heading":"Market Position and Adoption","severity":"low","sources":[{"credibility":3,"name":"BFUSD Achieves Self Reported Market Cap of $1.82 Billion — Markets Daily","type":"news_article","url":"https://www.themarketsdaily.com/2026/02/24/bfusd-bfusd-self-reported-market-cap-hits-1-82-billion.html"},{"credibility":3,"name":"BFUSD Reaches Self Reported Market Cap of $1.27 Billion — Daily Political","type":"news_article","url":"https://www.dailypolitical.com/2026/06/28/bfusd-reaches-self-reported-market-cap-of-1-27-billion-bfusd.html"},{"credibility":2,"name":"BFUSD Price: Live Chart, Market Cap & Latest News — CoinGecko","type":"other","url":"https://www.coingecko.com/en/coins/bfusd"}]}],"sources_used":[{"credibility":1,"name":"United States v. Binance Holdings Limited — U.S. Department of Justice","type":"court_filing","url":"https://www.justice.gov/criminal/case/united-states-v-binance-holdings-limited-dba-binancecom"},{"credibility":1,"name":"Judge Approves Binance's $4.3 Billion Settlement — Forbes","type":"news_article","url":"https://www.forbes.com/sites/tylerroush/2024/02/23/judge-approves-binances-43-billion-settlement-for-anti-money-laundering-sanctions-violations/"},{"credibility":1,"name":"Binance to Pay $4.3B to Settle U.S. Criminal Case — CoinDesk","type":"news_article","url":"https://www.coindesk.com/policy/2023/11/21/binance-to-settle-charges-with-us-doj-source"},{"credibility":2,"name":"Binance clarifies BFUSD isn't a stablecoin as X gets Terra flashbacks — CoinTelegraph","type":"news_article","url":"https://cointelegraph.com/news/binance-clarifies-bfusd-not-stablecoin-x-users-question-yield"},{"credibility":2,"name":"Binance launching BFUSD, promising APY 'will never go below zero' — The Block","type":"news_article","url":"https://www.theblock.co/post/328216/binance-bfusd-launch-apy"},{"credibility":2,"name":"Binance launches BFUSD: Reward-bearing margin asset for futures traders — CryptoSlate","type":"news_article","url":"https://cryptoslate.com/binance-launches-yield-bearing-stablecoin-bfusd-with-roughly-20-apy/"},{"credibility":2,"name":"Binance Announces BFUSD with High APY but Faces UST Comparisons — CryptoPotato","type":"news_article","url":"https://cryptopotato.com/binance-announces-bfusd-with-high-apy-but-faces-ust-comparisons/"},{"credibility":2,"name":"Binance's BFUSD Sparks Controversy: Is It the Next TerraUSD? — Analytics Insight","type":"news_article","url":"https://www.analyticsinsight.net/news/binances-bfusd-sparks-controversy-is-it-the-next-terrausd"},{"credibility":1,"name":"Binance Clarifies BFUSD Is Not a Stablecoin — Nasdaq","type":"news_article","url":"https://www.nasdaq.com/articles/binance-clarifies-bfusd-not-stablecoin"},{"credibility":2,"name":"Binance Futures Introduces New Features for BFUSD — FinanceFeeds","type":"news_article","url":"https://financefeeds.com/binance-futures-introduces-new-features-for-bfusd-usdc-support-pre-buy-pre-redeem-options-and-enhanced-data-transparency/"},{"credibility":2,"name":"Binance Sees SEC Civil Action Dismissed — Fincrime Central","type":"news_article","url":"https://fincrimecentral.com/binance-civil-enforcement-aml-dismissal/"},{"credibility":2,"name":"BFUSD — IQ.wiki","type":"other","url":"https://iq.wiki/wiki/bfusd"},{"credibility":2,"name":"Binance's New Stablecoin BFUSD and its High APY — Cryptopolitan","type":"news_article","url":"https://www.cryptopolitan.com/binances-new-stablecoin-bfusd-apy/"},{"credibility":2,"name":"Binance Launches Yield-Bearing BFUSD for Futures Trading — The Defiant","type":"news_article","url":"https://thedefiant.io/news/cefi/binance-launches-yield-bearing-bfusd-for-futures-trading"},{"credibility":1,"name":"What is BFUSD and How to Use it as Margin — Binance FAQ","type":"official","url":"https://www.binance.com/en/support/faq/what-is-bfusd-and-how-to-use-it-as-margin-in-futures-trading-98e52d2bf2db4e0c963fb41004080826"},{"credibility":2,"name":"BFUSD Price: Live Chart, Market Cap — CoinGecko","type":"other","url":"https://www.coingecko.com/en/coins/bfusd"},{"credibility":2,"name":"USDC and BFUSD: Rewards and Risk Management — OKX Learn","type":"other","url":"https://www.okx.com/en-us/learn/usdc-bfusd-rewards-risk-management"}],"summary":"BFUSD is a reward-bearing margin asset launched by Binance Futures in November 2024, designed exclusively for use as collateral in USDT-M Futures trading. It is not a blockchain token, cannot be withdrawn from Binance, and generates yield through delta-neutral funding-fee strategies and ETH staking. While Binance maintains a reserve fund and transparency dashboard, the product carries significant concentrated counterparty risk tied to Binance's centralized custody model and its operator's prior criminal guilty plea on AML charges in 2023.","timeline":[{"date":"2023-11-21","event":"Binance Holdings Limited pleaded guilty to federal criminal charges in the U.S., agreeing to pay over $4.3 billion in penalties for AML, BSA, and IEEPA violations. CEO Changpeng Zhao resigned and pleaded guilty personally.","source":"U.S. Department of Justice","source_url":"https://www.justice.gov/criminal/case/united-states-v-binance-holdings-limited-dba-binancecom"},{"date":"2024-02-23","event":"A U.S. federal judge approved Binance's $4.3 billion criminal settlement for AML and sanctions violations.","source":"Forbes","source_url":"https://www.forbes.com/sites/tylerroush/2024/02/23/judge-approves-binances-43-billion-settlement-for-anti-money-laundering-sanctions-violations/"},{"date":"2024-11-17","event":"Binance publicly announced BFUSD, describing it as a reward-bearing margin asset for futures traders. Community reaction included immediate comparisons to TerraUSD's ill-fated 20% Anchor Protocol yield.","source":"CoinTelegraph","source_url":"https://cointelegraph.com/news/binance-clarifies-bfusd-not-stablecoin-x-users-question-yield"},{"date":"2024-11-27","event":"BFUSD became available for purchase on Binance at 02:00 UTC, with an initial advertised base APY and boosted APY calculated from back-tested data spanning November 20-25, 2024.","source":"The Block","source_url":"https://www.theblock.co/post/328216/binance-bfusd-launch-apy"},{"date":"2025-01-23","event":"Binance expanded BFUSD features to include USDC support for purchases and redemptions, Pre-Buy/Pre-Redeem functions, and enhanced transparency metrics including Protocol APY breakdown and solvency charts. Circulation stood at approximately 760 million BFUSD.","source":"FinanceFeeds","source_url":"https://financefeeds.com/binance-futures-introduces-new-features-for-bfusd-usdc-support-pre-buy-pre-redeem-options-and-enhanced-data-transparency/"},{"date":"2025-05-01","event":"The SEC voluntarily dismissed its civil action against Binance alleging operation of unregistered securities exchanges.","source":"Fincrime Central","source_url":"https://fincrimecentral.com/binance-civil-enforcement-aml-dismissal/"},{"date":"2025-08-01","event":"BFUSD system collateralization ratio was reported at approximately 100.86%, with the indicative APR having declined to approximately 3% from the initial ~20% range, reflecting normalized crypto funding rates.","source":"IQ.wiki / AInvest","source_url":"https://iq.wiki/wiki/bfusd"},{"date":"2026-01-09","event":"Binance began applying standard trading fees to BFUSD pair trades, ending prior promotional fee waivers.","source":"AInvest","source_url":"https://www.ainvest.com/news/binance-starting-january-9th-users-trading-bfusd-pair-subject-standard-fees-2601-95/"},{"date":"2026-02-24","event":"BFUSD's self-reported market capitalization reached a peak of approximately $1.82 billion.","source":"Markets Daily","source_url":"https://www.themarketsdaily.com/2026/02/24/bfusd-bfusd-self-reported-market-cap-hits-1-82-billion.html"},{"date":"2026-06-28","event":"BFUSD's self-reported market capitalization was approximately $1.27 billion, down from the February peak.","source":"Daily Political","source_url":"https://www.dailypolitical.com/2026/06/28/bfusd-reaches-self-reported-market-cap-of-1-27-billion-bfusd.html"}]},"v":1}

   Verify offline (run on your own machine)

   python -m src.verify_decision bb071f3d-c198-4dd0-bb4e-ddc3ed04cf27copy