Offline SLIP-0039
Shamir Secret
Open source on GitHub
Web Crypto unavailable
Generate
Recover
Master secret text
Master secret input format
Hex
Text
0 UTF-8 bytes -> 30 SLIP-0039 bytes
Text mode uses an app-specific envelope; hex/bytes are the canonical portable form.
Spacing and new lines are preserved.
Passphrase
Optional. Use the same value to recover.
Total shares
Create 1 to 16 shares in one SLIP-0039 group.
Threshold
Single-group T-of-N generation only.
Generate shares
Clear
Shares
Copy all
Mnemonic shares
One share per line; extra valid shares are okay.
Passphrase
Leave blank if none was used.
Recover secret
Clear
Recovered text
Copy recovered text
Recovered master secret hex
Copy recovered hex
Recovered bytes as lowercase hex.