All Questions
Tagged with entropypseudo-random-number-generator
5 questions
1vote
1answer
187views
Does a TPM replace the default device's security, or add to it?
Does a TPM replace the default device's security, or add to it? I will try to re formulate it into 2 questions, just to explain what my question is, since I am not very good at English writing. If we ...
- 177
1vote
1answer
157views
What affect does modulus have on CSPRNG outputs?
I work in security and I've seen modulus (modulo) used in many encoding and crypto algorithms. However, today, a friend of mine mentioned that using modulo like this: unsigned long int result = ...
- 1,347
4votes
1answer
845views
Does rngd -r /path/to/file inject into /dev/urandom in addition to /dev/random?
I'm new to the /dev/random and /dev/urandom pipes in general and have an application calling from /dev/urandom which I'm attempting to inject entropy into. I'd prefer not to change the source for ...
- 143
1vote
2answers
384views
If I seed a CSPRNG with a truly random number and call the output, does this make the number more, less or equally "random"?
If I have a JavaScript CSPRNG such as isaac.random(), and I seed it using a truly random number T as such: isaac.seed(T), does this make the result of the CSPRNG more, less, or equally random? I ...
2votes
1answer
171views
Is getting 1-2 outputs from a CSPRNG to seed another CSPRNG less entropy than getting say 5000 outputs from a CSPRNG and using that to seed?
This question builds off of this question. I want to create more entropy from a viable entropy source to seed another CSPRNG. If I use window.crypto.getRandomValues(newUint8Array(1)) To seed a CSPRNG,...
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