The Polylog Crypto Intelligence Brief

Morning Edition · Tuesday, October 13, 2026

Crypto

Hidden Cellular Implants in Ledger Devices Sold by a Malaysian Reseller Are Tied to Up to $93 Million in Thefts

The implant read each recovery phrase off the screen during setup and sent it out over a mobile network without touching the secure chip, and only about $10 million of the stolen funds has been frozen.

7 sources
Plausible

Crypto

Aztec Discloses a Proving-System Flaw That Could Let Forged Proofs Pass on Its Alpha V5 Network

Contributors found the bug with AI-assisted auditing on July 27, and they say chain history cannot show whether anyone used it. The fix is scheduled for V6.

5 sources

Crypto

Rounding Bug Drains a Legacy Set Protocol Vault as Losses Spread From Contract Code to Hot Wallets and Bridges

The Set Protocol loss of about 8 WETH is small. In the same period, Bitget lost $387.5 million through hacked security appliances, and a Nomic bridge bug left a wrapped bitcoin about 36% unbacked.

7 sources
Corroborated

Crypto

Aptos Turns On an Optional Encrypted Mempool on Mainnet to Hide Pending Trades From Front-Runners

Validators order transactions without seeing their contents until the block is final. The sender address and fee stay visible, and tests showed about 20 milliseconds of added delay per block.

4 sources

Crypto

Financial Stability Board Warns Fully Reserved Stablecoins Can Still Face Runs When Reserves Sit in the Wrong Country

The report goes to G20 officials on October 15, as Standard Chartered begins holding Ripple's RLUSD for clients in Dubai and total stablecoin supply reaches $312.9 billion.

5 sources

Crypto

Solana Plans to Remove Durable Nonces and Move Offline Signing Into Onchain Programs

Anza's Programmatic Signer and Blueshift's Vector are the leading replacements, and activation on mainnet is expected about six months after one is ready, so custodians will have to rebuild their cold-signing processes.

2 sources

Crypto

Miden Launches Its "PriFi" Private-Finance Stack and Releases the Bread Wallet on Testnet

Bread runs and proves each transaction on the user's device, so the chain sees only a 32-byte commitment. A private USDC, native swaps and cross-chain transfers are announced but not yet live.

3 sources

Crypto

Moscow Exchange Tests Bitcoin Trading for a December 1 Launch as Sberbank Gains Approval to Exchange Crypto

Non-qualified Russian investors will be limited to 300,000 rubles a year of bitcoin and stablecoins, bought only through licensed intermediaries. That keeps crypto demand inside a system the state supervises.

4 sources
Plausible

Crypto

South Korea Blocks 27 Offshore Crypto Exchange Websites, Including KuCoin and MEXC

Regulators referred 44 unregistered operators to investigators, while Jeonbuk Bank prepares what Bitcoin Magazine reports is the country's first bitcoin-backed loan product.

3 sources
Corroborated

Crypto

Bitcoin Briefly Falls Below $82,000 and Forces About $120 Million of Long Liquidations Before Recovering Above $83,000

Traders hold put options at $76,000 to $80,000 ahead of Wednesday's US inflation report. Strategy's latest purchase averaged $86,194 per bitcoin, above where bitcoin now trades.

6 sources

Crypto

Blur, Once the Largest Ethereum NFT Marketplace, Will Close Its Website on November 12 After a 99% Fall in Volume

Monthly trading fell from about $1.43 billion in 2023 to under $7 million, new Blend loans will stop, and the BLUR token fell 29% within ten days of its sister network Blast announcing its own shutdown.

2 sources

Tech

Binance Will Close Its Mining Pool on November 10 as Former Bitcoin Mining Sites Are Converted to AI Computing

SWI Group raised €800 million for an AI platform that includes Genesis Digital Assets' mining sites, an FTX-era investment with 1.3 gigawatts of grid connections that SWI plans to convert to artificial intelligence workloads.

4 sources