Wouldn't other user that sees the other person's profile picture also drum up the cache? This wouldn't work for someone in a large server.
The attacker uses a patched version of Signal to be able to intercept requests and to block a get request to the attachment they have just created. At least it is my understanding.
I'm not sure how much if it makes any sense.
The attacker uses a patched version of Signal to be able to intercept requests and to block a get request to the attachment they have just created. At least it is my understanding.