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<p>Fogo temporarily halted its mainnet on August 29 after a reported token compromise, saying the move was intended to prevent further movement of assets tied to unauthorised activity. In its latest update, posted at 16:29 UTC, the network said validators would upgrade the chain to restrict addresses associated with the activity.</p>
<h2 id="mainnet-halted-for-validator-address-restrictions">Mainnet halted for validator address restrictions</h2>
<p><a href="https://x.com/fogo/status/2093737730920325153" rel="noopener noreferrer nofollow">Fogo said</a> the halt was temporary and that validators would implement an upgrade restricting addresses associated with the activity.</p>
<p>The action followed same-day disclosures that a substantial amount of FOGO had been transferred to an unknown actor. Fogo described the associated <a href="https://cryptodaily.co.uk/glossary/a-guide-to-crypto-wallet-addresses" rel="noopener noreferrer nofollow">addresses</a> and assets as linked to unauthorised activity, but did not provide further technical details in the update.</p>
<p>The announcement did not specify when the mainnet would resume.</p>
<h2 id="foundation-reports-400-million-fogo-transferred">Foundation reports 400 million FOGO transferred</h2>
<p>At 01:13 UTC on August 29, the <a href="https://x.com/fogo/status/2093507386300637306" rel="noopener noreferrer nofollow">Fogo Foundation said</a> an unknown actor had compromised the organisation and transferred 400,000,000 FOGO tokens to a bad actor. It said exchanges, law enforcement and forensic specialists had been notified.</p>
<p>The tokens accounted for about 4% of FOGO's 10 billion genesis supply and more than 10% of its circulating supply, according to <a href="https://www.theblock.co/news/defi/2026-08-29-layer-1-blockchain-fogo-halts-mainnet-after-attacker-receives-400-million-fogo-tokens-10-of-circulating-supply-413064" rel="noopener noreferrer nofollow">The Block</a>. The publication estimated their value at close to $3 million at the time.</p>
<h2 id="bitget-and-kucoin-suspend-fogo-transfers">Bitget and KuCoin suspend FOGO transfers</h2>
<p>Exchange access was also affected. Bitget suspended FOGO deposits and withdrawals for wallet maintenance at 00:10 UTC on August 29, according to its <a href="https://www.bitget.com/ph/support/articles/12560603893729" rel="noopener noreferrer nofollow">support notice</a>. It did not give a time for services to restart.</p>
<p><a href="https://www.kucoin.com/announcement/en-kucoin-has-temporarily-closed-the-deposit-and-withdrawal-services-of-fogo-fogo" rel="noopener noreferrer nofollow">KuCoin also announced</a> a temporary suspension of FOGO deposits and withdrawals, citing essential maintenance.</p>
<p>Disclaimer: This article is provided for informational purposes only. It is not offered or intended to be used as legal, tax, investment, financial, or other advice.</p>

Fogo Halts Mainnet After 400M FOGO Token Compromise

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