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Krak vs. PayPal vs. Cash App: Fees, Reach and Bank Withdrawals
CeFi

Krak vs. PayPal vs. Cash App: Fees, Reach and Bank Withdrawals

Cash App requires US residency, while Krak and PayPal support US-to-UK personal payments. Conversion and bank withdrawal terms determine the cost beyond the in-app transfer.
Polymarket US vs. Kalshi: What a 100-Contract Trade Costs
CeFi

Polymarket US vs. Kalshi: What a 100-Contract Trade Costs

A hypothetical buy at 40 cents and sale at 60 cents produces nearly identical taker profits. Resting orders and funding methods can change the comparison.
Polymarket US Sues Ohio to Block Sports-Contract Crackdown
Regulation & Politics

Polymarket US Sues Ohio to Block Sports-Contract Crackdown

The exchange seeks preliminary and permanent injunctions after Ohio demanded an immediate halt to sports contracts and written confirmation of compliance by Oct. 16.
FCA Proposes Guidance on When DeFi Interfaces Need UK Authorization
Regulation & Politics

FCA Proposes Guidance on When DeFi Interfaces Need UK Authorization

A separate paper explains how regulated firms must manage DeFi risks. Both consultations close Nov. 18.
NSA Urges PHP Users to Patch or Take Systems Offline
Security

NSA Urges PHP Users to Patch or Take Systems Offline

PHP has released fixes for two flaws rated 9.2 that can let unauthenticated attackers run code on web servers.
Eclair Patches Lightning Bugs That Could Let Peers Steal Funds
Security

Eclair Patches Lightning Bugs That Could Let Peers Steal Funds

The second security release in five days lets node operators upgrade without closing channels, though Eclair must be stopped and restarted.
Tesla and SpaceX Explore Merger That Could Unite 30,221 Bitcoin
Markets

Tesla and SpaceX Explore Merger That Could Unite 30,221 Bitcoin

Their disclosed bitcoin positions would together rank sixth among CoinGecko’s tracked public companies. Musk says no transaction terms have been agreed.
Sunrise Brings Backpack’s Tokenized Meta Shares to Solana
Tokens

Sunrise Brings Backpack’s Tokenized Meta Shares to Solana

Redemption requires an eligible, verified Backpack account, and transfers from Backpack to another brokerage are not yet supported.
Japan's Prime Minister Urges PHP Patching, Suggests Temporary Site Shutdowns
Security

Japan's Prime Minister Urges PHP Patching, Suggests Temporary Site Shutdowns

Fixes are now available for two critical flaws that can let attackers run code on web servers without logging in.
Polkadot Warns Fearless Wallet Users to Move Funds After Private-Key Leak
Security

Polkadot Warns Fearless Wallet Users to Move Funds After Private-Key Leak

Chrome still listed an affected extension version with 6,000 users as the foundation urged holders to create fresh keys.