購買 比特幣(BTC)

便捷 購買 比特幣,跟隨我們的步驟指南。
預估價格
1 BTC ≈ 0.00 USD
Bitcoin
BTC
比特幣
$83,077.9
+0.20%
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  • 1
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  • 2
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  • 3
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為什麼購買 比特幣 (BTC)?

什麼是比特幣?——去中心化的虛擬黃金
比特幣 (Bitcoin, BTC) 由中本聰於 2008 年發佈白皮書,2009 年正式上線,是全球首個去中心化加密貨幣。比特幣允許用戶在無需銀行或政府等中介機構的情況下進行點對點電子支付。所有交易都透過區塊鏈公開記錄,每一筆轉帳都可被全網節點驗證,保障安全性與透明度。
比特幣如何運作?PoW 共識與區塊鏈技術
比特幣基於工作量證明 (Proof of Work, PoW) 共識機制運行。當 Alice 想將 1 BTC 轉給 Bob 時,礦工會競爭解答複雜數學題,率先完成者獲得新增比特幣作為區塊獎勵,並將交易永久記錄在區塊鏈上。這種機制確保了網路安全,但也導致高能耗和挖礦難度逐年提升。
比特幣供應與減半機制
比特幣總量被嚴格限制在 2,100 萬枚,具備絕對稀缺性。大約每四年,比特幣會經歷一次“減半”(Halving),即礦工獎勵減半,降低新幣產出速度。這一機制強化了比特幣抗通脹屬性,也是其價格長期上漲的重要動力。截至 2024 年底,已開採超過 1,970 萬枚比特幣。
價格歷史與市場影響
比特幣自誕生初期幾乎毫無價值,到 2017 年突破 2 萬美元並於 2021 年創下 6 萬多美元新高。歷史上比特幣經歷多次劇烈波動,例如“比特幣披薩日”標誌著首次商業應用(1 萬 BTC 換兩塊披薩)。雖然曾被質疑為泡沫或騙局,但主流媒體和機構投資者陸續入場,推動市值突破 1 萬億美元。
投資比特幣的理由與風險
抗通脹與儲值功能:固定供應與減半機制使比特幣成為虛擬黃金,被視為避險資產。 高流動性:BTC 在全球各大交易所均可自由買賣,便於資產配置。 去中心化與匿名性:不受單一國家或機構控制,用戶擁有資產自主權。 技術與政策風險:價格波動劇烈,監管政策尚未明朗,挖礦能耗引發環保爭議,且支付應用仍有限。
懷疑者觀點與替代思考
儘管比特幣具有革命性意義,但其作為支付工具效率低、波動大、法規風險高。部分專家認為比特幣更像是一種高風險投機品,而非穩定的價值儲存工具。投資者應理性評估自身風險承受能力。

比特幣(BTC) 今日價格和市場趨勢

BTC/USD
Bitcoin
$83,077.9
+0.20%
行情
熱度
市值
#1
$1.66T
成交量榜
流通量
$151.48M
20.09M

截至目前,比特幣 (BTC) 的價格為 $83,077.9。流通供應量約為 20,096,581 BTC,總市值為 $20.09M,當前市值排名:1。

在過去的 24 小時裡,比特幣 的交易量達到了 $151.48M,與前一天相比增加了 +0.2%。在過去一週裡,比特幣 的價格躍升至 -2.46%,這反映了人們對 BTC 作為虛擬黃金和對沖通脹的工具的持續需求。

此外,比特幣 的歷史最高點是 $126,080。市場波動仍然很大,因此投資者應密切關注宏觀經濟趨勢和監管動態。

比特幣(BTC) 與其他加密貨幣比較

BTC VS
BTC
價位
24 小時漲跌幅
7 日漲跌幅
24 小時成交額
市值
市場排名
流通供應量

購買 比特幣 (BTC) 之後可以做什麼?

現貨交易
利用 Gate.com 豐富的交易對,隨時買賣 BTC,抓住市場波動機會,實現資產增值。
餘幣寶
使用閒置的 BTC 申購平台的活期/定期理財產品,輕鬆賺取額外收益。
兌換
快速將 BTC 兌換成其他加密資產。

透過 Gate 購買 比特幣 的好處

有 3,500 種加密貨幣供您選擇
自 2013 年以來,始終是十大 CEX 之一
自 2020 年 5 月以來 100% 儲備證明
即時和高效的充值與提現

Gate 上提供的其他加密貨幣

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關於 比特幣 (BTC) 的最新消息

2026-10-11 11:43Gate News
CleanSpark 为数据中心扩张筹集 22.76 亿美元,持有 13,530 BTC
2026-10-11 10:30Gate News
Polymarket 预测 BTC 在 10 月跌至 80K 美元的概率升至 63%,该概率本周上升了 13 个百分点
2026-10-11 09:56Gate News
IREN 完成英伟达认证的虚拟机监控程序验证,恰逢 SemiAnalysis 对基础设施表示担忧之际
2026-10-11 06:53Gate News
比特币最新成交价为 83,040 美元,现货 ETF 资金流出 6.811 亿美元,创下 6 月以来最差单周表现;CPI 数据和 BlackRock 财报将于 10 月 14 日公布
2026-10-11 04:02Gate News
美国比特币现货ETF本周净流出6.789亿美元;以太坊ETF净流出5.422亿美元
更多 BTC 新聞
$HYPE  ‌‏• Entry price: 85.381$
‏• Stop-loss: 82.18$
First target: 94.65; if it breaks through it, it will fly, God willing
‏• Take-profit target: 120$BTC
Freedom360
2026-10-11 14:47
$HYPE ‌‏• Entry price: 85.381$ ‏• Stop-loss: 82.18$ First target: 94.65; if it breaks through it, it will fly, God willing ‏• Take-profit target: 120$BTC
HYPE
-0.20%
BTC
+0.11%
#Ledger事件损失近9000万 Ledger has run into trouble again—what’s the safest way to store crypto? Can hardware wallets still be used, and how can assets be protected?
Over the past two years, it has been a particularly troubled time for hardware wallets. Every time something happens, people question: If hardware wallets can also be maliciously modified, why buy one at all? Wouldn’t it be better to just use a mobile wallet?
I strongly agree! I have always believed that hardware wallets are not suitable for everyone. Their core advantage lies in physically isolating private keys in a dedicated hardware environment, preventing everyday internet-connected computers and phones from easily accessing the private keys, while confirming transaction details through an independent screen. As a single-point defense, this remains an exceptionally robust design.
The problem is that many people treat them as “万能 safes,” believing that buying one means they can rest easy. For ordinary users, layered defense is more important:
1. An idle old phone as a cold wallet
If you have a retired iPhone or Android phone at home, completely erase its data, configure a reliable open-source offline signing tool, then keep it disconnected from the internet and use it as a dedicated signing device to build a cold wallet. This can also avoid targeted supply-chain attacks that may occur during the purchase and delivery of dedicated hardware wallets.
After all, when you buy a Ledger, SafePal, or OneKey, the product order, delivery information, and even shipping records may not necessarily mean you are a major holder, but they allow people with access to this information to know that you use crypto assets. An ordinary phone is different: If you take an iPhone outside, who would know whether you use it to watch videos or whether it contains BTC worth several million dollars?
Of course, phones themselves also carry risks from software vulnerabilities, device provenance, and hardware supply chains. Simply turning off Wi-Fi and enabling airplane mode does not automatically turn one into a qualified cold wallet.
What truly matters is a trustworthy software source, a strict offline signing process, and proper backup of the seed phrase.
2. Passphrase
Many hardware wallets support the BIP-39 Passphrase, commonly known as the “25th word.” Simply put, in addition to the original seed phrase, you set an additional password phrase known only to you, deriving another wallet from it. Thus, even if an attacker obtains the original seed phrase, they generally cannot recover the accounts protected by this additional layer without knowing the Passphrase.
However, considering the attack method involved this time, a problem arises. If a malicious module can steal the seed phrase displayed on the screen, it can very likely record the Passphrase input process as well, not to mention that the Passphrase itself introduces additional backup and recovery risks. Getting even one character wrong could make the assets unrecoverable.
Therefore, my view is that Passphrase can be used, especially by long-term holders with a certain level of technical knowledge, but only after understanding how it works and then deciding whether to add this layer of complexity.
3. A multisig setup using multiple brands and devices
Given this kind of hardware-tampering-level risk, after considering all the options, multisig is almost the only ultimate solution.
For example, set up a 2-of-3 multisig and purchase three hardware wallets from different brands to manage the same assets. Transfers would require authorization from two signatures. Since the devices come from different manufacturers and procurement channels, this directly eliminates the single-point failure risk of relying on one brand and one supply chain.
Even if a hacker physically compromises one of the devices and obtains one private key, they still cannot transfer your funds.
Of course, multisig has a higher barrier to entry. Implementation varies across different chains and also involves smart contracts and complex backup mechanisms. A security strategy is not necessarily better simply because it has more layers. It must match the size of your assets and your practical capabilities. Do not get yourself tangled up in pursuit of maximum security and end up unable to recover your assets.
Ultimately, I have always preferred “layered custody”:
Small, frequent transactions: keep them directly in a hot wallet for convenience;
Daily trading and liquidity: keep them on a Top2 exchange. To be blunt, for many beginners, the risk controls and technical defenses of leading exchanges are far safer than blindly tinkering with cold wallets themselves;
Large long-term holdings that will remain untouched: use a cold wallet shipped directly by the official source, or configure multisig and Passphrase for segregated storage;
In summary, there is only one principle: Never bet your entire net worth on a single manufacturer or a single link in the process. This suspected Ledger supply-chain attack also serves as a reminder: The security of a hardware wallet is not limited to the chip and firmware themselves; it also includes the entire circulation process from the factory to the user. Once a device leaves the original manufacturer and passes through third-party warehousing or personal intermediaries, the risk of physical tampering, such as disassembly or the insertion of malicious modules, may increase. Even if the device passes official authenticity verification, that does not necessarily mean it has not been tampered with. #WCTCS9
CryptoRock
2026-10-11 14:46
#Ledger事件损失近9000万 Ledger has run into trouble again—what’s the safest way to store crypto? Can hardware wallets still be used, and how can assets be protected? Over the past two years, it has been a particularly troubled time for hardware wallets. Every time something happens, people question: If hardware wallets can also be maliciously modified, why buy one at all? Wouldn’t it be better to just use a mobile wallet? I strongly agree! I have always believed that hardware wallets are not suitable for everyone. Their core advantage lies in physically isolating private keys in a dedicated hardware environment, preventing everyday internet-connected computers and phones from easily accessing the private keys, while confirming transaction details through an independent screen. As a single-point defense, this remains an exceptionally robust design. The problem is that many people treat them as “万能 safes,” believing that buying one means they can rest easy. For ordinary users, layered defense is more important: 1. An idle old phone as a cold wallet If you have a retired iPhone or Android phone at home, completely erase its data, configure a reliable open-source offline signing tool, then keep it disconnected from the internet and use it as a dedicated signing device to build a cold wallet. This can also avoid targeted supply-chain attacks that may occur during the purchase and delivery of dedicated hardware wallets. After all, when you buy a Ledger, SafePal, or OneKey, the product order, delivery information, and even shipping records may not necessarily mean you are a major holder, but they allow people with access to this information to know that you use crypto assets. An ordinary phone is different: If you take an iPhone outside, who would know whether you use it to watch videos or whether it contains BTC worth several million dollars? Of course, phones themselves also carry risks from software vulnerabilities, device provenance, and hardware supply chains. Simply turning off Wi-Fi and enabling airplane mode does not automatically turn one into a qualified cold wallet. What truly matters is a trustworthy software source, a strict offline signing process, and proper backup of the seed phrase. 2. Passphrase Many hardware wallets support the BIP-39 Passphrase, commonly known as the “25th word.” Simply put, in addition to the original seed phrase, you set an additional password phrase known only to you, deriving another wallet from it. Thus, even if an attacker obtains the original seed phrase, they generally cannot recover the accounts protected by this additional layer without knowing the Passphrase. However, considering the attack method involved this time, a problem arises. If a malicious module can steal the seed phrase displayed on the screen, it can very likely record the Passphrase input process as well, not to mention that the Passphrase itself introduces additional backup and recovery risks. Getting even one character wrong could make the assets unrecoverable. Therefore, my view is that Passphrase can be used, especially by long-term holders with a certain level of technical knowledge, but only after understanding how it works and then deciding whether to add this layer of complexity. 3. A multisig setup using multiple brands and devices Given this kind of hardware-tampering-level risk, after considering all the options, multisig is almost the only ultimate solution. For example, set up a 2-of-3 multisig and purchase three hardware wallets from different brands to manage the same assets. Transfers would require authorization from two signatures. Since the devices come from different manufacturers and procurement channels, this directly eliminates the single-point failure risk of relying on one brand and one supply chain. Even if a hacker physically compromises one of the devices and obtains one private key, they still cannot transfer your funds. Of course, multisig has a higher barrier to entry. Implementation varies across different chains and also involves smart contracts and complex backup mechanisms. A security strategy is not necessarily better simply because it has more layers. It must match the size of your assets and your practical capabilities. Do not get yourself tangled up in pursuit of maximum security and end up unable to recover your assets. Ultimately, I have always preferred “layered custody”: Small, frequent transactions: keep them directly in a hot wallet for convenience; Daily trading and liquidity: keep them on a Top2 exchange. To be blunt, for many beginners, the risk controls and technical defenses of leading exchanges are far safer than blindly tinkering with cold wallets themselves; Large long-term holdings that will remain untouched: use a cold wallet shipped directly by the official source, or configure multisig and Passphrase for segregated storage; In summary, there is only one principle: Never bet your entire net worth on a single manufacturer or a single link in the process. This suspected Ledger supply-chain attack also serves as a reminder: The security of a hardware wallet is not limited to the chip and firmware themselves; it also includes the entire circulation process from the factory to the user. Once a device leaves the original manufacturer and passes through third-party warehousing or personal intermediaries, the risk of physical tampering, such as disassembly or the insertion of malicious modules, may increase. Even if the device passes official authenticity verification, that does not necessarily mean it has not been tampered with. #WCTCS9
BTC
+0.11%
Everyone, I’m still holding my $BTC   long position, and our trade is already running in profit!
#Bitcoin is holding strong above $82,650. Stay patient and watch for the next push toward $84,400. Here’s another long setup for those who missed the first entry.
entry: $82,950 – $83,150
targets: $83,400 / $83,800 / $84,400
sl: $81,791.81
CryptoMs
2026-10-11 14:46
Everyone, I’m still holding my $BTC long position, and our trade is already running in profit! #Bitcoin is holding strong above $82,650. Stay patient and watch for the next push toward $84,400. Here’s another long setup for those who missed the first entry. entry: $82,950 – $83,150 targets: $83,400 / $83,800 / $84,400 sl: $81,791.81
BTC
+0.11%
更多 BTC 動態

關於購買 比特幣 (BTC) 的常見問題

常見問題回覆由人工智能生成,僅供參考。請仔細評估內容。
在哪裡買比特幣 (BTC) 最安全?
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如何在 Gate.com 上安全購買比特幣 (BTC)?
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新手如何購買比特幣 (BTC)?
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我可以用 $100 購買比特幣 (BTC) 嗎?
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比特幣 (BTC) 是否 100% 安全?
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