threat model.
What void defends against, and what it doesn't.
A security model is only honest if it says what it won't do. Void defends against a malicious node, a curious operator, and a network snoop. It does not defend against you losing your key.
malicious nodedefended
curious operatordefended
network snoopdefended
lost keynot defended
where the trust is
The trust boundary is your key. Lose it, and your ciphertext is as good as plaintext — because it decrypts to your data. Everything upstream of that key is designed to be untrusted, and verifiable as such.