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My understanding of Windows Hello is that it is just a 2D photographic scan, using IR for low light - but otherwise just a normal webcam. As such it is not as secure, and, in particular, can be fooled by a photo of the user's face.

FaceID, on the other hand, uses its dot projector, combined with the IR camera, to produce a 3D map of the face and is, therefore, more secure. It's this component that is more problematic at these sizes.

Certified Windows Hello uses 3D depth sensing as well. Which is why so few devices use the proper implementation of it.
 
Why? Touch ID is much smarter on a mac then face ID. Always for biometrics you need to touch or press something to confirm, your hand is already on the keyboard so you just tap the touch id module. If you use face ID you still have to tap to confirm so whats the point?
Who says you still have to tap to confirm? That’s a poor choice that adds useless friction to a feature that would/could be brilliantly invisible. Which is how it should be.
 
FaceID on iMac also might not be coming soon. Eventually MacBooks could also get FaceID.
 
Based in this link, Windows Hello makes a 3D map of your face,
“It’s actually building a 3D map of your face. It has depth and characteristics, and we use multi-spectrum analysis so we’re getting multiple images of your face from different perspectives.”

Well, ok, I'm not technical enough to talk about it then, but unless I'm mistaken, it's not used for payments, only for unlocks, which means there are important differences.
 
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Windows Hello is a photographic technology, which is entirely different to FaceID.
So is FaceID. It uses a dot projector and IR camera to build a 3D model, but it's still just a camera.

I don't buy that the technology doesn't exist. The camera part is easy. And building a thin dot projector should be pretty easy too: just an IR source with an interference filter in front of it. Not hard. The rest is software, which they already have.
 
So is FaceID. It uses a dot projector and IR camera to build a 3D model, but it's still just a camera.

I don't buy that the technology doesn't exist. The camera part is easy. And building a thin dot projector should be pretty easy too: just an IR source with an interference filter in front of it. Not hard. The rest is software, which they already have.
The dot projector uses high-intensity LEDs to emit a pre-determined pattern on your face which the infrared camera reads. Quite different from a regular front-facing camera. If it’s so easy then this would have been readily available as a part on the market already in the needed thinness. Unless you are in the business of designing these systems for mobile devices yourself, I doubt simply saying that it’s not hard will make it so.
 
The dot projector uses high-intensity LEDs to emit a pre-determined pattern on your face which the infrared camera reads. Quite different from a regular front-facing camera. If it’s so easy then this would have been readily available as a part on the market already in the needed thinness. Unless you are in the business of designing these systems for mobile devices yourself, I doubt simply saying that it’s not hard will make it so.
I always find it amusing when folks not working in an area of expertise and with no knowledge of how things work (and no curiosity to even use a search engine to find out how things work) assume “It’s EASY to do this thing that’s never been done before.” An IR source with an interference filter… yeah, THAT is all it is. :)
 
I have read some cases of Windows Hello being spoofed, but they have been fixed with security updates. Do you have links with details on how Windows Hello is not good enough from a security POV, or showing how easy is to spoof Windows Hello?
I don't have any links I'm afraid, only that it's policy.

Other implementations like Samsung's "retinal" scanner tech are also banned. The only approved one is FaceID.
 
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Well, ok, I'm not technical enough to talk about it then, but unless I'm mistaken, it's not used for payments, only for unlocks, which means there are important differences.
From what I understand, Windows Hello can be used to complete payments in Chrome.
 
Because "Hello" uses simpler tech and is less secure. Just because it looks similar doesn't mean it is the same.
Do you have any links with comparison o details on why Windows Hello is less secure?
 
I don't have any links I'm afraid, only that it's policy.

Other implementations like Samsung's "retinal" scanner tech are also banned. The only approved one is FaceID.
I know Samsung smartphones don't have the level of security of FaceID or Windows Hello. And I think that older Windows Phone devices also had a weak implementation. But now MS requirements are higher, so it's more secure than before.

 
It's already much thinner than an iPhone. If you look at the display on any of the recent-ish MacBook Pros in unibody from the side you'll see how thin they are, especially if you discount the Aluminum chassis.

apple_macbook_air_m1_2020_review_79_thumb800.jpg
It’s been a while since I’ve handled a new one. My girlfriend’s model is about two years old now. I did find it to be sort of... frail-feeling.

We both had the 13” 2009/2010 unibody model, so that is what I’m still used to. I don’t think they have to be quite that thick, but it sure does feel solid!

Every time I handle my companion’s plastic Toshiba laptop, I am reminded of how flimsy and CREAKY non-Apple laptops are. I had a 13” (?) Sony VAIO years ago and it was partially aluminum, but only for show. That thing was so creaky and loose, and it cost TWICE what my 2009 MacBook Pro cost. Returned it under Best Buy’s “no lemons” policy and got the MacBook Pro and a new Yamaha amplifier with the return money.
 
I don't have any direct comparisons but it looks like the Hello system is not quite as secure.
The Wired article explains that the problem was fixed with a security patch, and also looks like MS increased the security of Windows Hello in the process,

 
It’s been a while since I’ve handled a new one. My girlfriend’s model is about two years old now. I did find it to be sort of... frail-feeling.

We both had the 13” 2009/2010 unibody model, so that is what I’m still used to. I don’t think they have to be quite that thick, but it sure does feel solid!

Every time I handle my companion’s plastic Toshiba laptop, I am reminded of how flimsy and CREAKY non-Apple laptops are. I had a 13” (?) Sony VAIO years ago and it was partially aluminum, but only for show. That thing was so creaky and loose, and it cost TWICE what my 2009 MacBook Pro cost. Returned it under Best Buy’s “no lemons” policy and got the MacBook Pro and a new Yamaha amplifier with the return money.
Agreed on how solid MacBooks always feel. My first was a 2012 Air and I've lost count of how many wooden edges that I've accidentally gouged a little because of bumping it on the display edge. Coming from a not much older plastic Windows laptop the difference was definitely night and day and shows how much of a difference the unibody construction made.
 
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I wasn’t quoting the article, I was following its logic. The iMac is mentioned as not having FaceID because Apple doesn’t have the technology to do it. Do keep up.
Technology to Embed Face ID into MacBook Displays

One of these is not like the other.
 
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Apple should make the screen thicker because of the topic of this thread? WHAT?


my response was to this point from the article:

At this point, the technology to embed Face ID into the thin MacBook displays doesn't exist.

im not sure where the confusion is. it's really not that complicated.
 
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