Coldcard's Quiet Alarm: A Critical Vulnerability in Bitcoin's Cold Storage Standard
The announcement arrived without the details that matter. No CVE number. No...
Opinion
•
MaxMax
•
2026-07-31
Market Prices
| Coin | Price | 24h |
|---|---|---|
|
BTC
Bitcoin
|
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|
ETH
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|
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|
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|
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|
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BNB Chain
|
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|
XRP
XRP Ledger
|
$1.39 | +1.07% |
|
DOGE
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|
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|
ADA
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|
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|
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|
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|
DOT
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|
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|
LINK
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|
$11.42 | +0.28% |
Fear & Greed
68
Greed
Market Sentiment
Event Calendar
202610
05
upgrade
Ethereum Pectra Upgrade
Raises validator limit and account abstraction
15
04
halving
Bitcoin Halving
Block reward reduced to 3.125 BTC
08
04
upgrade
Solana Firedancer
Independent validator client goes live on mainnet
22
03
unlock
Optimism Unlock
Circulating supply increases by about 2%
12
05
halving
BCH Halving
Block reward halving event
28
03
unlock
Arbitrum Token Unlock
92 million ARB released
18
03
unlock
Sui Token Unlock
Team and early investor shares released
30
04
upgrade
Celestia Mainnet Upgrade
Improves data availability sampling efficiency
Altseason Index
41
Bitcoin Season
BTC Dominance
Altseason
Gas Tracker
Ethereum
28 Gwei
BNB Chain
3 Gwei
Polygon
42 Gwei
Arbitrum
0.5 Gwei
Optimism
0.3 Gwei
Topic Tags
Market Cap
All →
1
Bitcoin
BTC
$78,075.8
1
Ethereum
ETH
$2,447.32
1
Solana
SOL
$104.89
1
BNB Chain
BNB
$691.4
1
XRP Ledger
XRP
$1.39
1
Dogecoin
DOGE
$0.0852
1
Cardano
ADA
$0.2012
1
Avalanche
AVAX
$7.31
1
Polkadot
DOT
$0.8393
1
Chainlink
LINK
$11.42
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