Polymarket is building an in-house market-making team that will trade against its own customers, mirroring a strategy used by rival Kalshi. The move comes as the New York-based prediction market prepares to resume U.S. operations after securing regulatory clearance from the CFTC. The platform has been recruiting traders, including sports betting specialists, for the new unit.

A 2% valuation adjustment by Fasanara on its F-ONE tokenized private credit fund has highlighted vulnerabilities when such assets serve as collateral in DeFi lending protocols. The incident affected Morpho's curated vaults, where users borrowed against mF-ONE tokens backed by bundled SME loans. The private credit tokenization market has grown from $49,000 to $2.1B in 12 months, according to RWA.xyz data, prompting warnings about opacity and potential contagion risks in decentralized finance.

HashKey Group is advancing plans for a Hong Kong public share offering aimed at raising approximately $200 million. The firm recorded $167 billion in spot trading volume as of September. Hong Kong regulators this week cleared the listing to proceed after reviewing the exchange's application.

A British individual allegedly connected to the theft of $243 million from a Genesis creditor may have been detained in Dubai, blockchain investigator ZachXBT stated on December 5. Approximately $18.58 million in cryptocurrency was reportedly seized from addresses linked to the suspect. UAE authorities have not publicly confirmed any arrests or asset seizures related to the case.

Cloudflare experienced a service disruption on December 5, 2025, affecting major websites including government portals, LinkedIn, and cryptocurrency platforms such as Coinbase. The company deployed a fix within 10 minutes after detecting elevated error rates in Workers scripts at 09:38 UTC. Solana-based protocols including Jupiter Exchange and Raydium reported user interface failures, though backend systems remained operational.

The International Monetary Fund published a 56-page report Thursday warning that foreign currency-denominated stablecoins pose risks to national monetary sovereignty. The analysis highlights how dollar-pegged tokens enable instant digital dollar access via smartphones, bypassing traditional banking systems. The IMF cautioned that widespread stablecoin adoption could weaken central banks' ability to manage domestic liquidity and interest rates, particularly once these digital assets become embedded in payments and savings patterns.

Security researchers at Ledger have identified a permanent vulnerability in MediaTek's Dimensity 7300 chip affecting multiple Android devices, including the Solana Seeker. The flaw exists in the chip's boot ROM and cannot be fixed through software updates. Attackers could exploit the vulnerability through electromagnetic fault injection to gain complete device control, according to the research team.

Meta is reviewing budget reductions of up to 30% for its Reality Labs division in 2026, Bloomberg reported, citing sources familiar with internal discussions. The metaverse unit has accumulated losses exceeding $70 billion since 2021. Metaverse-linked crypto tokens have declined sharply, with the sector's total market capitalization falling to under $3.4 billion from more than $500 billion at the start of 2025.