fuckyouriotshit

7 ms·

1. 31.▲
   by fuckyouriotshit 5y ago

   > Are we assuming that it's impossible to extract a private key from one of these devices? Nope, it's just "expensive" to extract keys from secure hardware like this. The problem with an approach like this is that whe
2. 32.▲
   by fuckyouriotshit 5y ago

   Visiting many CloudFlare sites with Tor was impossible the last time I checked because their CAPTCHA is broken and has been for a long time. I know for a fact that there are staff at CloudFlare who are aware of this problem but nothing has
3. 33.▲
   by fuckyouriotshit 5y ago

   Edit: I re-read the section on the U2F batch keys and understand that the design intent is to be unable to track individual tokens across sites (only batches of a size decided by the token manufacturer). It's not completely clear to me
4. 34.▲
   by fuckyouriotshit 6y ago

   Yes, but that may not matter if the total duration is kept very low. Many IoT-type radios use the same 2.4Ghz band as domestic microwaves and will be destroyed in a fraction of a second as the radio's AFE (analogue front end) is hit by
5. 35.▲
   by fuckyouriotshit 6y ago

   A second (or fraction of a second, depending on how long it takes for the magnetron to get up to full power) in a microwave works wonders on radios that can't be disabled or removed. You don't want to give it any longer than that