paper key shamir qr — free browser tool | fatcousin | fatcousin

tools→browse every utility in one place.manifesto→why fatcousin exists — local-first, no uploads.

ready

local

// fatcousin · local process monitor

00:00:00

// session started —

// tool · paper-key-shamir-qr

// origin · —

// user agent · —

// verdict · files processed locally · verify by watching NET events below

▮

NET · no outbound requests · all processing local

this panel shows everything. if something looks wrong, it is wrong. that's the contract.

shamir secret sharing · qr codes · printable · threshold · runs locally

[security notice]

run offline · never share secrets online · all computation is local · keys never leave this device

[mode]

[secret]

[parameters]

n (total shares)

k (threshold)

any 3 of 5 shares reconstruct — 2 or fewer reveal nothing

[status]

>ready