On: End-to-end encryption in the browser

[dchest]

never reuse an IV with the same key

Exactly, the key is always different.

[lioeters → dchest]

Thank you, I'd misunderstood the author's intention, my fault for not reading the article carefully.

> In this case, we only encrypt the content once with the random key so we don’t need an iv and can leave it filled with 0.