Polylog
The Polylog Crypto Intelligence Brief

Morning Edition · Saturday, July 18, 2026

Privacy Chains Ship Programmable Confidentiality and Fight Over the Decryption Override

Crypto

Privacy Chains Ship Programmable Confidentiality and Fight Over the Decryption Override

Aztec, Miden and Ethereum researchers each published designs this week that hide transaction data by default, splitting on whether anyone should hold a key to switch privacy off.

4 sources
Corroborated
Cardano's Input Output to Hand Core Software to Outside Teams Starting in August

Crypto

Cardano's Input Output to Hand Core Software to Outside Teams Starting in August

Cardano founder Charles Hoskinson says the transfer of the Haskell node, Plutus and the Daedalus wallet to independent maintainers is the last stage of full decentralization, and it comes as network activity and the ADA token weaken.

1 source
Bitcoin's BIP-110 Data-Limit Fork Nears August Deadline With Miner Support Below 1 Percent

Crypto

Bitcoin's BIP-110 Data-Limit Fork Nears August Deadline With Miner Support Below 1 Percent

Foundry opened a miner vote on the soft fork that would cap arbitrary data in transactions, while Ocean Mining's Jason Hughes said signaling remains too thin to activate.

2 sources
Corroborated
DeFi Losses Near $35 Million in a Week as Governance and Oracle Attacks Hit

Crypto

DeFi Losses Near $35 Million in a Week as Governance and Oracle Attacks Hit

An attacker spent about $4.4 million to seize control of BonkDAO's treasury for a $20 million payout, while a zeroed-signature flaw let a thief borrow $9 million from Bonzo Lend on Hedera.

3 sources
Corroborated
Prediction Markets Draw Regulators and a Decentralized Challenger at Once

Crypto

Prediction Markets Draw Regulators and a Decentralized Challenger at Once

Augur relaunched a decentralized dispute layer as France ordered internet providers to block Polymarket and traders cut the odds of United States market-structure legislation to a low.

3 sources
Corroborated
Robinhood's Push to Move Millions Onto DeFi Runs Into a Memecoin Reality

Crypto

Robinhood's Push to Move Millions Onto DeFi Runs Into a Memecoin Reality

The brokerage says its advantage is bringing retail users on-chain, but early activity is dominated by memecoins while its tokenized-stock ambition stays small.

1 source
Japan's SBI Consolidates Singapore's Coinhako in a Cross-Border Digital-Asset Buildout

Crypto

Japan's SBI Consolidates Singapore's Coinhako in a Cross-Border Digital-Asset Buildout

The securities group took a majority stake after Singapore regulatory approval and paired it with an Ondo Finance tokenization partnership, assembling a regional network across Japan and Southeast Asia.

2 sources
Fed Chair Warsh Says the Central Bank Will Not Rescue Failing Crypto Firms

Macro

Fed Chair Warsh Says the Central Bank Will Not Rescue Failing Crypto Firms

Kevin Warsh said the industry must bear its own risk as regulators finalize rules under the GENIUS Act, drawing a boundary between crypto stress and public support.

1 source
ECB's Cipollone Warns Stablecoins Could Drain Bank Deposits, Pitches the Digital Euro

Macro

ECB's Cipollone Warns Stablecoins Could Drain Bank Deposits, Pitches the Digital Euro

The European Central Bank board member said growing stablecoin adoption risks pulling money out of commercial banks, as he positioned a public digital currency as the response.

2 sources
Corroborated
Ripple Wins European Union-Wide Access as ESMA Adds It to the MiCA Register

Geopolitics

Ripple Wins European Union-Wide Access as ESMA Adds It to the MiCA Register

Ripple Payments Europe joined 14 firms added to the bloc's crypto register, lifting the count of authorized providers to 294 as licensing becomes the price of EU operation.

2 sources
Citadel Securities Now Backs Both Crypto.com and Kraken With $600 Million Combined

Markets

Citadel Securities Now Backs Both Crypto.com and Kraken With $600 Million Combined

A $400 million stake in Crypto.com at a $20 billion valuation follows a $200 million investment in rival Kraken, as the market maker positions across the tokenized-securities race.

3 sources
Bitcoin Holds Near $63,000 as a Global Selloff in Chip Stocks Pulls Risk Assets Lower

Markets

Bitcoin Holds Near $63,000 as a Global Selloff in Chip Stocks Pulls Risk Assets Lower

A selloff in semiconductor shares, deepened by a Chinese model topping a coding benchmark, coincided with Bitcoin falling from the $65,000 it reached on a soft inflation reading, though on-chain data showed buyers.

3 sources
Corroborated