John Crawford

Onchain perpetual futures trading has cooled for five straight months since peaking in October 2025. Perp volume on decentralized exchanges (DEXs) fell to $699 billion in March 2026 from October’s $1.36 trillion, according to DefiLlama data. The decline has been steady across the period, with volumes slipping through November and December before losses extended through

China’s leading tax and financial authorities are urging banks to incorporate blockchain technology to bolster their credit facilities and data transparency. China’s tax and financial regulators on Monday urged banks and local authorities to use blockchain and privacy computing to upgrade the “bank-tax interaction” model and expand financing for small businesses. The State Administration of

Bitcoin (BTC) faces a fresh showdown this week as macro tensions contrast with a bullish BTC price trend reversal. A classic BTC price metric is above to flip bullish for the first time in nearly a year — last time, price gained $25,000 in two months. Short time frames see liquidations as “aggressive” traders pile

Prediction markets rapidly repriced the odds of US escalation in the Iran conflict, offering a real-time signal of geopolitical risk for traders. Odds on platforms such as Polymarket and Kalshi shifted in real time as President Donald Trump paired new threats with signals of possible negotiations on Sunday, while Bitcoin (BTC) rose more than 3.5%

Artificial intelligence company Anthropic has revealed that during experiments, one of its Claude chatbot models could be pressured to deceive, cheat and resort to blackmail, behaviors it appears to have absorbed during training. Chatbots are typically trained on large data sets of textbooks, websites and articles and are later refined by human trainers who rate

Stablecoin issuer Circle has released a post-quantum security roadmap for its layer-1 blockchain, Arc, aiming to implement solutions across all layers of the network’s tech stack. Circle said on Thursday that it is planning a phased implementation, starting with quantum-proof wallets and signatures when Arc launches on mainnet. This feature will be opt-in, the company

North Korean IT workers have been embedding themselves in crypto companies and decentralized finance projects for at least seven years, according to a cybersecurity analyst. “Lots of DPRK IT workers built the protocols you know and love, all the way back to DeFi summer,” said MetaMask developer and security researcher Taylor Monahan on Sunday.  Monahan

Bitchat, a decentralized peer-to-peer messaging app developed by Block CEO Jack Dorsey, has been removed from Apple’s App Store in China for allegedly violating its internet service regulations.  In an X post on Sunday, Dorsey shared a screenshot from Apple’s app review team informing him that Bitchat had been removed from the App Store in

Michael Saylor posted "back to work" on X on Sunday, signaling a potential Bitcoin purchase after the firm paused buying last week. Michael Saylor has hinted his Bitcoin treasury firm is back on track with its weekly Bitcoin purchases after taking a rare week off at the end of March. In an X post on

Crypto markets bounced 2.5% as US President Donald Trump sent mixed signals over a potential deal with Iran to reopen the Strait of Hormuz, including reports of a possible ceasefire that could permanently end the war.  In an expletive-laden post on the Truth Social platform on Sunday, Trump threatened that Iran would be “living in