Latest

Markets
Government-Linked $1 Billion Bitcoin Transfer Led to Coinbase Prime Addresses
The October 8 transaction passed through unlabeled addresses before reaching Arkham-labeled Coinbase deposits. That establishes an exchange-linked destination, not a sale.

Security
What Is a Crypto ‘Wrench Attack’?
The name comes from an XKCD comic about a $5 wrench. Hardware wallets isolate keys, while multisig divides signing authority—but neither automatically prevents coerced transfers.

Hacks
Zipcoin Announces Shutdown and Plans Token Sale
The team says project wallets hold 2.2% of supply, while ZC has fallen 84% over 24 hours.

Blockchains
Base Active Addresses Jump 82.5% to a 30-Day High
Transactions and user-paid fees also rose as the Ethereum Layer 2 recorded 629,142 active addresses on Oct. 21.

Hacks
CoinDCX Co-Founder Denies New Hack After $16 Million Wallet Alert
Sumit Gupta says the flagged addresses were compromised in July 2025 and that no funds from CoinDCX’s current wallets were affected.

Regulation & Politics
Chinese Prosecutors Seek Confiscation of 61,896 Bitcoin in Qian Case
The Tianjin application provides for victim restitution, while ownership claims to the UK-held coins must be assessed under Chinese law.

Security
Developer Links $370,000 Theft to Railway Secrets Exposure
Railway restored Enterprise builds late Wednesday, while customers on other plans were still waiting to redeploy with replacement credentials.

Security
Cloudflare CEO Reports Millions of PHP2Shell Exploit Attempts
PHP has shipped fixes for four supported branches. The flaws can let attackers run code on vulnerable web servers without logging in.

Security
How Elliptic-Curve Signatures Work: A Toy ECDSA Example
A deliberately insecure curve makes the signing arithmetic small enough to follow. The verifier needs the message and public key, but neither signing secret.

DeFi
Pendle Expands One-Click Looping to Yield Assets and Tokenized Stocks
Stock longs on Base use Aave loans, while PendleLoop fees on non-PT positions are waived through Dec. 31.




