区块确认是区块矿工对您充值或者提币的交易数据打包到区块的行为。无论是充值还是提现数字货币，都需由区块矿工先进行确认，区块确认数达到一定数额后方可入账。
由于不同数字货币的主网不同，充值和提现所需的最小区块确认数也不同。Bit.com的充提区块确认数请见下表。
注：以下信息仅供参考，区块确认数以最新变动为准。
| 币种 | 全称 | 主网 | 充值区块确认数 | 提现区块确认数 | 区块浏览器查询 |
| AAVE | Aave Token | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| BCH | Bitcoin Cash | BCH | 1 | 8 | https://www.bitcoincash.org/ |
| BCHA | Bitcoin Cash ABC | Bitcoin Cash | 1 | 8 | https://www.bitcoincash.org/ |
| BSV | Bitcoin SV | BSV | 1 | 12 | https://bsv.tokenview.com/en/pending |
| BTC | Bitcoin | BTC | 1 | 6 | https://blockchain.info/zh-cn/ |
| BTM | Bytom | Bytom | 1 | 6 | https://blockmeta.com/ |
| CETH | Compound ETH | ERC20 | 12 | 30 | https://etherscan.io/ |
| COMP | Compound | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| CUSDC | Compound USDC | ERC20 | 12 | 30 | https://etherscan.io/token/ |
| CUSDT | Ctether USD | ERC20 | 12 | 30 | https://etherscan.io/token/ |
| DAI | DAI | ERC20 | 12 | 30 | https://etherscan.io/token/ |
| DASH | DASH | DASH | 1 | 6 | https://chainz.cryptoid.info/dash/ |
| DCR | Decred | Decred | 2 | 12 | https://mainnet.decred.org/tx/ |
| DOGE | Dogecoin | Dogecoin | 1 | 36 | https://dogechain.info/ |
| DOT | Polkadot | Polkadot | 32 | 32 | https://polkadot.subscan.io/extrinsic/ |
| ETC | Ethereum Classic | Ethereum Classic | 12 | 100 | https://receipt.emeraldpay.io/tx/ |
| ETH | Ethereum | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| HT | Huobi Token | ERC20 | 12 | 30 | https://etherscan.io/token/ |
| IOTA | IOTA | IOTA | 1 | 6 | https://thetangle.org/ |
| LINK | ChainLink | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| LTC | Litecoin | LTC | 1 | 6 | http://explorer.litecoin.net |
| MBCH | Matrix BCH | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| MBTC | Matrix Bitcoin | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| MKR | Maker | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| OKB | OKB | ERC20 | 12 | 30 | https://etherscan.io/token/ |
| SUSHI | Sushi Token | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| UNI | Uniswap | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| USDC | USD Coin | ERC20 | 12 | 30 | https://etherscan.io |
| USDT | USD Tether | OMNI | 1 | 6 | https://www.omniexplorer.info/tx/ |
| USDT | USD Tether | ERC20 | 12 | 30 | https://www.etherchain.org/tx/ |
| USDT | USD Tether | TRC20 | 1 | 5 | https://tronscan.org/#/transaction/ |
| XRP | Ripple | XRP | 1 | 10 | https://bithomp.com/explorer/ |
| ZEC | Zcash | Zcash | 12 | 24 | https://explorer.zcha.in/transactions/ |