Understanding Why Data on a Blockchain Cannot Be Changed #CosmosBites
This video explains the core principle of blockchain immutability—why once data is added, it cannot be altered, and how this feature is achieved.

CosmosBites - The Crypto Blockchain Vault
15 views • Sep 30, 2025

About this video
One of the most surprising features of blockchain technology is its immutability—once data is added, it cannot be changed. But how does this work? This video breaks down the concept of cryptographic hashing, the linking of blocks, and why altering one block would require changing the entire chain. Viewers will understand why this immutability is crucial for applications like cryptocurrency and how it prevents fraud in decentralized systems.
#BlockchainTechnologyBasics #CosmosBites #TheCryptoBlockchainVault #CosmosBitesTheCryptoBlockchainVault #Education #Crypto #Blockchain #Cryptocurrency #Bitcoin #Ethereum
#BlockchainTechnologyBasics #CosmosBites #TheCryptoBlockchainVault #CosmosBitesTheCryptoBlockchainVault #Education #Crypto #Blockchain #Cryptocurrency #Bitcoin #Ethereum
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Video Information
Views
15
Likes
1
Duration
0:37
Published
Sep 30, 2025
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