Horcrux — 3-of-7 Secret Sharing

Create a secret

Secret Include integrity hash in shares (helps recovery, reduces brute-force resistance)

Tip: Store shares with different trusted people. Any 3 can recover.

Generated shares

Recover the secret

Paste any 3 shares below. You can add more if needed.

Recovered secret

How it works

Splits your secret into 7 cryptographic shares using Shamir's Secret Sharing (3-of-7).
Shares never leave your browser. No server receives your secret.
Any 3 shares can reconstruct the original secret. Fewer than 3 reveal nothing.