A blockchain oracle feeds outside prices to smart contracts, and that number is often the real target. How price feeds work, why attackers manipulate them, and what the Mango Markets, KiloEx and Ostium cases show.
Binance has replaced CFO Kaiser Ng nine days after a $6.34 billion hack, naming Airwallex's Justin Yek as finance chief. Co-CEO Yi He calls the change a long-planned move, though the timing raises questions the company has not fully answered.
The asset manager run by Matthew Cole added 15,124 bitcoin last month, more than half of what it now holds, and paid for much of it with preferred shares that cost 15% a year. Bitcoin has since fallen below $76,000, leaving the October buys underwater.
Bitcoin's digital signatures could one day be cracked by a powerful quantum computer. None exists yet, and the machines that do are thousands of times too small. Here is what is actually at risk, how far the hardware really is, and the fixes already being written.
Binance has told customers in France, Spain, Italy and Poland that it will start charging a monthly fee on November 29 and close their accounts on December 31, after missing the EU's MiCA licensing deadline. Withdrawals stay open until then.
US spot Bitcoin ETFs lost $1.28 billion in the week to November 6, 2026, almost all of it from BlackRock's IBIT. The headline looks like a wall of institutional selling. The detail is narrower, and it tracked a falling price more than it drove one.
A former FBI supervisory agent, Patrick Steven Yaroch, pleaded guilty to wire fraud and money laundering after stealing $2.47 million in cryptocurrency from wallets his bureau had seized across 35 investigations. Sentencing is set for March 4, 2027.
These companies exist to own bitcoin. They raise cash from shareholders and lenders, buy coins, and report how many they hold per share. Strategy started the model and holds the most by far. It prints value when the share price runs ahead of the bitcoin, and bleeds when it does not.
Zcash turned on its NU7 upgrade at block 3,543,405, cutting block times to 25 seconds and starting a fee reserve meant to pay for security after 2031. One old privacy pool holding about 12,224 ZEC is now frozen.
The Central Bank of Nigeria now licenses stablecoin issuers, with capital floors up to 15 billion naira and a ban on algorithmic coins. The rules took effect on 5 November 2026 and reach foreign issuers whose tokens are marketed to Nigerians.
FinCEN cut MEXC Global off from the US banking system on 6 November, barring American financial institutions from moving money to or from the exchange. Treasury says the platform handled at least $16 billion in illicit transactions over five years.
There is no single best crypto wallet in the UAE. The right one depends on whether a licensed firm holds your coins or you hold your own keys. This guide explains the UAE rules, the main wallet types, and how to choose.