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???
02/27/08 14:00
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#151528 - It's quite impractical...
Responding to: ???'s previous message
Esko Ilola said:
One way to make the software in the chip very secure is to place the chip itself in a secure place.

Examples:
- orbit

It's quite impractical to control a washing machine from the space.

However, this is exactly the way how the Dallas chips are intended to be used. Unfortunately, the number of potential applications is rather limited.

JW


List of 22 messages in thread
TopicAuthorDate
Obtaining maximum code security            01/01/70 00:00      
   Worth it ?            01/01/70 00:00      
      Protection with Patents            01/01/70 00:00      
   the value... again...            01/01/70 00:00      
      "OCR"ing a Design            01/01/70 00:00      
   It's a brave man            01/01/70 00:00      
      Specialist secure micros            01/01/70 00:00      
         this is a different form of security            01/01/70 00:00      
         Huge NREs?            01/01/70 00:00      
            What if you don't bond out nPSEN?            01/01/70 00:00      
               why not drop !EA            01/01/70 00:00      
                  Don't Drop !EA!            01/01/70 00:00      
                     Couldn\'t you do that in another way            01/01/70 00:00      
                        Eliminating /EA            01/01/70 00:00      
               The value of PSEN            01/01/70 00:00      
            not only...            01/01/70 00:00      
               Brute-force copying            01/01/70 00:00      
                  well, maybe...            01/01/70 00:00      
            Erase on tamper detect            01/01/70 00:00      
   Make the chip hard to access            01/01/70 00:00      
      It's quite impractical...            01/01/70 00:00      
   few thousand dollars ... Not at all            01/01/70 00:00      

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