4 ms·

Seals can also be used to bind multiple documents together, or to permanently keep a single document intact. I worked for a bit with a non-profit which was inv

• thaumasiotes 2y ago
  That's a mostly-unrelated use of the word "seal", a device that's intended to demonstrate that a document hasn't been tampered with. The use here is to indicate a device that demonstrates that a specific person approved a document. Conceptually, it's a signature.
  • lupire 2y ago
    But what is the scope of the signature ? In cryptography we have encryption and signatures that hash the whole document. In wax we can seal the envelope so that tampering is detectable