BTC
$85,139.32
+
0.09%ETH
$1,614.59
+
0.81%USDT
$0.9997
-
0.01%XRP
$2.0857
+
0.02%BNB
$593.92
+
0.19%SOL
$140.90
+
1.76%USDC
$0.9997
-
0.01%DOGE
$0.1588
-
0.16%TRX
$0.2428
+
0.58%ADA
$0.6307
-
0.04%LEO
$9.3307
-
0.60%LINK
$13.08
+
1.77%AVAX
$19.88
+
3.12%XLM
$0.2465
+
0.88%TON
$3.0025
+
0.39%SHIB
$0.0₄1236
+
1.06%SUI
$2.1669
+
1.23%HBAR
$0.1660
-
0.68%BCH
$339.47
+
0.81%HYPE
$18.31
+
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Proof-of-Work
Trust in Bitcoin builds by solving one 'puzzle' at a time
What makes Bitcoin transactions secure and trustworthy? Computer security and cryptography expert Zulfikar Ramzan explains in this video from Khan Academy.
