Polylog
The Polylog Crypto Intelligence Brief

Morning Edition · Monday, July 27, 2026

Aztec Turns On Its Alpha V5 Privacy Network on Ethereum, Cutting Private Transactions to Under $0.05

Crypto

Aztec Turns On Its Alpha V5 Privacy Network on Ethereum, Cutting Private Transactions to Under $0.05

A token-holder governance vote executed on-chain activated the upgrade, which more than doubles proving speed and patches a critical fund-theft flaw found in the prior version.

3 sources
Corroborated
North Korea's BlueNoroff Uses Fake Zoom and Teams Calls to Drain Crypto Wallets in Under Five Minutes

Crypto

North Korea's BlueNoroff Uses Fake Zoom and Teams Calls to Drain Crypto Wallets in Under Five Minutes

The group has reached more than 100 victims across over 20 countries, scanning browsers for wallets before deciding who receives its malware.

3 sources
Corroborated
DeFi Loses Tens of Millions in July as Oracle and Governance Attacks Recur Across Chains

Crypto

DeFi Loses Tens of Millions in July as Oracle and Governance Attacks Recur Across Chains

A new proof-of-concept for a roughly $542,000 Lien Finance flaw adds to a month that already includes the $24 million Ostium drain and a $20 million governance takeover of BonkDAO.

3 sources
Corroborated
BitMart to Shut Down After Nine Years, and Its BMX Token Falls About 58%

Crypto

BitMart to Shut Down After Nine Years, and Its BMX Token Falls About 58%

The exchange will halt trading by August 26 and cease operations on January 31, 2027, giving no specific reason for the closure.

2 sources
Corroborated
Cardano's Hoskinson Says Bitcoin Could Lose Its Lead If Governance Fails a Quantum Test

Crypto

Cardano's Hoskinson Says Bitcoin Could Lose Its Lead If Governance Fails a Quantum Test

He argues Bitcoin's rigid decision-making, not the cryptography alone, is the vulnerability, citing that more than 34% of the supply has exposed a public key.

2 sources
Plausible
Ethereum Researchers Study Proprietary AMMs That Now Handle a Third of Solana's On-Chain Trading

Crypto

Ethereum Researchers Study Proprietary AMMs That Now Handle a Third of Solana's On-Chain Trading

The design lets professional market makers run active strategies inside composable contracts using cheap, fast oracles, and the question is whether it can move to Ethereum.

1 source
Miden Pitches Confidential Execution as a Prerequisite, Not a Feature, in Blockchain's Next Phase

Crypto

Miden Pitches Confidential Execution as a Prerequisite, Not a Feature, in Blockchain's Next Phase

The project's Guardian design argues that practical privacy, with selective disclosure rather than total opacity, is what institutions actually need on-chain.

2 sources
South Korea's POSCO International Puts Live Invoices On-Chain in Tokenization Test With LG CNS

Crypto

South Korea's POSCO International Puts Live Invoices On-Chain in Tokenization Test With LG CNS

The trading company is using the Injective network to tokenize commercial receivables, extending blockchain networks deeper into corporate finance.

1 source
MiCA and UK Compliance Costs Point Toward a New Wave of European Crypto Mergers

Crypto

MiCA and UK Compliance Costs Point Toward a New Wave of European Crypto Mergers

As licensing rules take effect, smaller firms face costs that push them toward acquisitions and partnerships with banks.

2 sources
A Lawsuit Claims Dormant Bitcoin as Lost Property, and Congress Moves to Close the Opening With CLARITY

Crypto

A Lawsuit Claims Dormant Bitcoin as Lost Property, and Congress Moves to Close the Opening With CLARITY

A draft provision would bar treating a self-custodied asset as abandoned or forfeited simply because its owner has not moved it.

2 sources
Two Public Companies Sold 511 Bitcoin in a Day to Escape $31.7 Million in Debt

Crypto

Two Public Companies Sold 511 Bitcoin in a Day to Escape $31.7 Million in Debt

KULR and Smarter Web liquidated holdings to remove collateral risk and near-term maturities, a sign of financing strain in leveraged treasury vehicles.

2 sources
Bitcoin Trades Near $65,000 as United States and Iran Pause Strikes and Brent Crude Falls About 7%

Markets

Bitcoin Trades Near $65,000 as United States and Iran Pause Strikes and Brent Crude Falls About 7%

Ether outperformed Bitcoin on the move, and the muted crypto reaction to the earlier escalation stands out.

2 sources
Corroborated