From: nowhere@never.at   
      
   On 11/02/2024 23:38, Andy Valencia wrote:   
   > wolfgang kern  writes:   
   >> yes, but I found just "random" rather than "unique".   
   >> timestamps algorithm are by far not guarantied to be unique.   
   >   
   > And MAC addresses on your LAN interfaces _should_ be unique, except for those   
   > vendors who cheap out and don't invest in a properly managed source of MAC   
   > addresses to assign to their adaptors.   
   >   
   > And crypto-hard random numbers _should_ be good enough; get 128 bytes and the   
   > collision odds are small even to the heat death of the universe.  But you   
   > only find out your numbers weren't "random enough" when it's far too late.   
      
   128 byte might be good enough, but GPT uses only 16 bytes for GUID.   
   so the only save way is download from any reliable source.   
   I may just create whatsoever and hope UEFI doesn't choke on it.   
   ie: db ASCII(16) "bought on 311223"   
   __   
   wolfgang   
      
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