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???
06/20/07 08:03
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#141071 - full?
Responding to: ???'s previous message
Gets thrown away. Like prepaid phone (public phone, not mobile - or is it a distant past already?) cards.

With an MCU (smartcard) I can imagine a secure refill procedure, but it's just an another word for "more vulnerable to abuse". :-)

JW


List of 14 messages in thread
TopicAuthorDate
Write once bit by bit memory read many times            01/01/70 00:00      
   i think that PROM is your solution,            01/01/70 00:00      
      OTPROM?            01/01/70 00:00      
         I'd rather say            01/01/70 00:00      
      Not a complete solution?            01/01/70 00:00      
   black box            01/01/70 00:00      
   PROMs, EPROMs, and alternatives            01/01/70 00:00      
      bit by bit?            01/01/70 00:00      
         some PROMs were actually written bit-by-bit...            01/01/70 00:00      
            what level of security?            01/01/70 00:00      
      XILINX            01/01/70 00:00      
   What happens when the memory gets full?            01/01/70 00:00      
      full?            01/01/70 00:00      
   Add-only memory from Maxim/Dallas            01/01/70 00:00      

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