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What do we call a malicious act that invalidates the previous blockchain history by adding a new Tx history at a certain point?

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In this guide, you’ll learn the answer to “What do we call a malicious act that invalidates the previous blockchain history by adding a new Tx history at a certain point?” in OverWallet.

What do we call a malicious act that invalidates the previous blockchain history by adding a new Tx history at a certain point?

Question: What do we call a malicious act that invalidates the previous blockchain history by adding a new Tx history at a certain point?

Answer: Reorg Attack.

Further reading

What do we call the phenomenon of the Cannonical chain changing due to a fork?

What is a fork that is compatible with previous chains with only a partial upgrade of features, so node client updates are not required?

What is a fork that is incompatible with the previous chain due to a protocol upgrade, etc., so the node client must be updated?