| Time | Change | High | Low |
|---|---|---|---|
| 24H | 0.00% | -- | -- |
| 7D | 0.00% | -- | -- |
| 30D | 0.00% | -- | -- |
| All | 0.00% | -- | -- |
Firo (FIRO), formerly known as Zcoin, is a cryptocurrency that focuses on being private digital cash. It created the Lelantus privacy protocol which allows users to burn their coins and redeem them later for brand new ones that do not have any transaction history.
Prior to Lelantus, it was also the first cryptocurrency to code and launch a practical implementation of the Zerocoin protocol which became one of the most prevalent privacy protocols in use, prior to it being replaced by Sigma and then Lelantus after cryptographic flaws were discovered in the Zerocoin protocol in 2019.

Binance, the world's largest cryptocurrency exchange, halted withdrawals on October 29, 2026 after unauthorized transfers drained one of its wallets.

Coinbase, Bithumb, Daishin Securities and Mirae Asset Global Investments each confirmed unrelated breaches within the same day, with three of the four incidents reported in South Korea.

Solana switched on its Alpenglow upgrade on October 21, 2026, replacing the way its validators agree that a transaction is final. Validators are the computers that run the network, and finality is the point where a transaction can no longer be reversed.
Ascending and descending triangles are the two most common right-angle chart patterns. Learn how to draw them correctly, confirm breakouts instead of guessing, project targets with the measured move, and control risk when the pattern fails.
Bitcoin Pizza Day marks the first documented purchase of a physical item with bitcoin. Learn what happened on May 22, 2010, how much 10,000 BTC was worth then and later, and who the Bitcoin Pizza Guy really is.

Polymarket is a decentralized prediction market on Polygon where users trade Yes/No shares on real-world events. Here is how it works, how accurate its prices are, its crypto limits, and its legal status.