4 ms·
you don't know if it's the hash or the data that's been tampered with. so if the stored or transmitted hash doesn't match the computed hash, you reject it.
by dingosity 4y ago
you don't know if it's the hash or the data that's been tampered with. so if the stored or transmitted hash doesn't match the computed hash, you reject it.
- nwellnhof 4y agoBut if the hash matches, you can't know whether an adversary tampered with the data and simply updated the hash to match.