chore: update readme
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@@ -115,14 +115,15 @@ Press **1** and look at the camera. Then lock the screen and look at it.
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## Is it safe?
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## Is it safe?
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It is a convenience, not extra security. A webcam only sees a flat picture, so
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It is a convenience upgrade, not extra security. Your webcam only sees a flat picture, so
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it cannot always tell your face from a good copy of it.
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it cannot always differentiate your face from a good fake. But the tool does everything in it's power to prevent that:
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- Photos and videos on a phone, tablet or glossy screen are caught.
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- Photos and videos on a phone, tablet or glossy screen are caught.
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- A matte printed photo is only caught with the photo check set to *strict*.
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- A matte printed photo is caught when the photo check set to *strict*.
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- A video of you on a big matte screen can get in.
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After five failed tries, face unlock pauses for 15 minutes. Your face is kept as
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But a video of you on a big matte screen could get in.
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After five failed attempts, face unlock pauses for 15 minutes. Your face is kept as
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numbers, not pictures, and only root can read them. sudo over SSH always asks
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numbers, not pictures, and only root can read them. sudo over SSH always asks
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for the password.
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for the password.
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