The Polylog Crypto Intelligence Brief

Morning Edition · Thursday, September 3, 2026

Crypto

Aztec Discloses Critical Soundness Flaw in the Proving System Running Its Live Privacy Network

Core contributors discovered on 27 July that an attacker could build a proof that passes verification for a transaction the network should reject. Internal review assisted by artificial intelligence found the bug, not an outside attacker.

3 sources
Corroborated

Crypto

Twenty-One Banks Including Goldman Sachs, Citi and UBS Will Form a Company to Issue a Dollar Stablecoin

The group plans to incorporate late this year and launch the token in the first half of 2027, entering a market where Tether and Circle already account for roughly 83 percent of the 310 billion dollars in circulation.

2 sources
Corroborated

Crypto

A Deprecated Rain Card Contract on Solana Gave an Attacker Admin Control and 1.1 Million Dollars

Avici lost about 500,800 dollars across 1,685 users and Tria more than 430,000 dollars across 636 users, with both firms pledging full reimbursement while the stolen funds moved through Tornado Cash.

3 sources

Crypto

SEC Chair Paul Atkins Calls the Agency's Regulation Crypto Assets Proposal Its Most Historic Step Yet

Atkins also predicted the CLARITY Act would pass this month, tying an agency rulemaking that the Securities and Exchange Commission (SEC) controls to a statute it does not.

3 sources
Corroborated

Geopolitics

CrowdStrike and Police in Four Countries Dismantle a Botnet That Swapped Copied Crypto Addresses for Eight Years

The same week, the United States Justice Department said seizures tied to Hamas crypto fundraising reached 560,000 dollars after the Federal Bureau of Investigation (FBI) took control of the group's donation domains and servers.

2 sources
Corroborated

Crypto

Ethereum Layer 2 Silicon Shuts Down With 9.75 Million Dollars Still on the Chain

Users have until 31 December to withdraw, and the network warned that exit routes differ by token because directly issued assets depend on liquidity that is shrinking as users leave.

2 sources

Crypto

Miden Will Issue a Private, USDC-Backed Stablecoin Using Circle's xReserve Infrastructure

USDCx transactions are private by default, with holders able to prove balances and provenance selectively to auditors, regulators and counterparties.

2 sources

Crypto

Ethereum Researchers Test Whether EIP-8141 Can Remove the Relayers Privacy Apps Depend On

A new benchmark study asks how much computation the validation phase must permit before Tornado Cash and RAILGUN users can pay gas from inside a shielded pool and submit transactions themselves.

2 sources

Crypto

Thailand Will Require Crypto Platforms to Verify Ownership of Self-Hosted Wallets

From 27 February 2027, licensed operators must attach recipient data to transfers, collect extra details above 30,000 baht and keep records for five years.

2 sources

Crypto

CFTC Asks a Federal Court to Throw Out CME's Challenge to Kalshi's Bitcoin Perpetual Futures

The agency told the court CME suffered no competitive injury because it is free to list the same contract, and pointed to CME's own bitcoin and ether futures volumes rising after the approval.

3 sources
Corroborated

Crypto

Strategy's Chief Executive Defends Selling Bitcoin Near 60,000 Dollars and Buying It Back Above 80,000

Phong Le said the roughly 7,000 coin sale funded preferred dividends and was driven by the cost of capital, as other listed holders cut, concentrate or expand their crypto positions.

3 sources

Crypto

Bitcoin Trades Back Above 77,500 Dollars as Odds of a September Fed Hike Fall to 62 Percent

Every major token gained over 24 hours, but CoinDesk reports only zcash and hyperliquid are holding gains on the week, while United States and Iranian forces continue to contest the Strait of Hormuz.

3 sources
Plausible