On December 18, 2025 in Geneva, TRON DAO announced that Kalshi, described as the world's largest prediction market platform, has integrated the TRON blockchain. The move allows domestic Kalshi users to deposit and withdraw TRX and USDT on TRON directly, while international users can access the integration through linked exchange accounts, expanding Kalshi's multichain liquidity and connection to the blockchain economy.

On 18 December 2025, analysis of crypto security incidents showed that losses climbed to $3.4 billion, driven by a few large-scale breaches rather than constant smaller hacks. Attackers increasingly targeted centralized pools of capital and individual users, while DeFi protocols saw fewer successful exploits as security practices improved. The main concern has shifted from how often hacks occur to how much damage a single failure can cause.

World Liberty Financial has put forward a proposal to allocate about 5% of its WLFI treasury, valued at roughly $120 million, to support the USD1 stablecoin. The plan targets expanded USD1 adoption via select CeFi and DeFi partnerships after the token's total value locked climbed to around $2.7 billion within six months of its March launch.

The U.S. Attorney’s Office for the Eastern District of Michigan said Wednesday that the FBI disrupted E-Note, a cryptocurrency cashout service allegedly used by cybercriminals. Prosecutors unsealed an indictment against Russian national Mykhalio Petrovich Chudnovets, who faces up to 20 years in prison, after investigators identified more than $70,000,000 in illicit proceeds moved through the platform.

Following Coinbase’s Dec. 17 system update, JPMorgan and Benchmark said the company’s broadened product slate strengthens the upside case for COIN by expanding use cases and engagement. Benchmark reiterated a Buy rating and a $421 target, while analysts highlighted stock trading, prediction markets, and derivatives aimed at reducing reliance on spot crypto volumes; Deutsche Bank recently initiated with Buy and a $340 target.

On 18 December 2025, Cardano's ADA fell about 6% in 24 hours and nearly 17% over the week, trading close to 90% under its $3.10 all-time high from 2021. Technical indicators show weak momentum and persistent selling, while a governance vote approved a ₳70 million Critical Integrations Budget that has yet to meaningfully improve market sentiment. The funding aims to boost interoperability and real-world use cases, but investors remain focused on whether development progress can eventually translate into price recovery.

On 18 December 2025, Bitcoin dipped toward $84,000, extending its weekly decline beyond 7%, while Ethereum's seven‑day loss topped 13%. Derivatives liquidations over the past 24 hours exceeded $513 million, led by $167 million in BTC and roughly $127 million in ETH, as RSI and MACD on the 4‑hour chart pointed to persistent bearish momentum.

Bitcoin is trading around $85,600 after November CPI came in softer, while on December 18, 2025 the Bank of England cut rates and the ECB left key rates unchanged. A daily close below $85,000 risks a slide toward $83,000–$80,600, whereas reclaiming $90,200 would be an early sign of stabilization.