Every second i see a big peak on your scope. I looks predictable that every second your signal will be for a short time bigger then the rest of the time. I think thats not really randomness...
Did you place the device inside a faraday cage enclosure to remove any coherent magnetic fields that can interfere with the noise signal? What can you do about ELF waves or the inconsistencies in ground?
To verify randomness, couldn't you roll the dice 100,000 times and calculate the actually probability of getting a 3 (for example), that is, you should have gotten 33,333 3's. Or calculated how many landed on even; 500,000.
Yes, that's a simple equi-distribution test with probability classes. However that by itself is not a sufficient criteria for good randomness, the test siute does considerably more than that.
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Every second i see a big peak on your scope. I looks predictable that every second your signal will be for a short time bigger then the rest of the time. I think thats not really randomness...
krater64738 1 month ago
Comment removed
krater64738 1 month ago
Did you place the device inside a faraday cage enclosure to remove any coherent magnetic fields that can interfere with the noise signal? What can you do about ELF waves or the inconsistencies in ground?
yuri35435 7 months ago
eine gute idee. rauschen von z.b einem widerstand zu verstärken sollte doch auch echten zufall erzeugen, oder?
hardstyle905 9 months ago
What are you using for the entropy feed?
aryansg 1 year ago
It is true Random Generator :P. I guess someone can predict the output if the algorithm inside the chip can be hack.
arefatx 1 year ago
@arefatx No it cannot, that's the nature of a TRNG in comparison to a PRNG.
linuxgeek81 1 year ago
hehe it doesn't look random, that was my thought as well :P
micolsdk 1 year ago
To verify randomness, couldn't you roll the dice 100,000 times and calculate the actually probability of getting a 3 (for example), that is, you should have gotten 33,333 3's. Or calculated how many landed on even; 500,000.
jpm000001 2 years ago
Yes, that's a simple equi-distribution test with probability classes. However that by itself is not a sufficient criteria for good randomness, the test siute does considerably more than that.
linuxgeek81 2 years ago
What's the purpose/goal with this noise generator you've made?
jpmorgan187 2 years ago
impressive work trng at an impressive speed ;-)
"There's not even a thing like randomness ;-)"
what suite did you use to test the entropy ?
chargen 2 years ago
Well it's gotten slower since I'm using SHA160 to straighten out the entropy ;) I had two test suites, one from NIST and another one...
linuxgeek81 2 years ago
hast echt was daruf^^
Schatzkiste 4 years ago
Thx ;)
linuxgeek81 4 years ago