Hacker News Reader

The human reviewer would be able to check against the exact image that generated the hash in the first place. Taking another completely unrelated image and perturbing it would be immediately obvious.

View on HN

So there’s an office somewhere with computers full of illegal child porn that people are staring at and comparing your photos to?

There’s some irony in that.

Yes. That is called NCMEC in the US and it is a core aspect of how this whole process works.

If you don’t understand the details of this, I’ll recommend this podcast episode which sums it up and discusses the implications https://atp.fm/443

I am aware of the details. The episode of Brass Eye comes into context here, the relevant clip being as follows, showing exactly the issues of competence.

https://youtu.be/_U-7L1tmBAo

I don’t have much of an opinion here except that it is silly to write “I am aware of the details” when someone gives you a helpful explanation and you are obviously not aware of the details, as you had just asked a question betraying.

I’m sorry, what is your point? I legitimately don’t understand what you mean.

Reply on news.ycombinator.com