Questions tagged [check-sum]

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12
votes
2answers
3k views

What is the checksum at the end of a mnemonic seed?

What is the meaning of the checksum at the end of a mnemonic seed? Is the checksum always a word found earlier in the mnemonic? what is the purpose of it? Can a valid mnemonic seed be created ...
7
votes
2answers
378 views

Why one word is found two times in each seed?

Why one word is found two times in each seed? Is it use as a checksum?