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Mnemonic Validator
š BIP39 Mnemonic Validator
š NEVER enter real seed phrases online. Educational use only.
Seed Phrase (12/15/18/21/24 words)
ā VALIDATE
Enter mnemonic to validate
š² Generate Test Mnemonic
Word Count
12 Words
15 Words
18 Words
24 Words
GENERATE (TEST ONLY)
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š Security Rules
š“ NEVER enter real seed online
š“ NEVER screenshot or store digitally
ā Write on paper in fireproof safe
ā Multiple copies, different locations
ā Consider metal backup
ā Use BIP39 passphrase (25th word)
ā Hardware wallet (Ledger/Trezor)
š Entropy Reference
Words
Entropy
Security
12
128 bit
Standard
15
160 bit
Better
18
192 bit
Strong
21
224 bit
Very Strong
24
256 bit
Maximum
š¤ Word Analysis
Enter mnemonic above