The price of Bitcoin was around $47,000 on December 21, 2023. The price of Ethereum was around $3,600.
The market capitalization of cryptocurrencies was $2.7 trillion on December 21, 2023.
The OKX cryptocurrency exchange announced that it had discovered a security vulnerability in its wallet service that could have affected iOS users. Certik, a cybersecurity firm, issued a warning to iPhone users who use the OKX wallet.
The U.S. Department of Justice (DOJ) announced that it had seized $3.6 billion worth of cryptocurrency from a suspected money laundering operation. The operation is alleged to have laundered proceeds from ransomware attacks and other cybercrimes.
Based on the crypto news that appeared on December 21, 2023, it seems that the crypto market is still bullish. However, the security vulnerability discovered by OKX is a reminder that cryptocurrencies can be vulnerable to cyber attacks. The DOJ seizure is also a reminder that cryptocurrencies can be used for illicit purposes.
Visa announced that it will begin supporting the use of cryptocurrency for payments at select merchants in the United States.
Mastercard announced that it will begin supporting the use of cryptocurrency for payments at select merchants in Europe.
The announcements from Visa and Mastercard indicate that major payment processors are starting to embrace cryptocurrency. This could help to drive adoption of cryptocurrency by consumers and businesses.