Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1609443

Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver

From PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver
Date 2017-03-27 06:30 +0200
Message-ID <tpus1-2iB-1@gated-at.bofh.it> (permalink)
References <toWJH-3l4-3@gated-at.bofh.it> <tpjZE-34q-19@gated-at.bofh.it> <tpkM3-3F0-29@gated-at.bofh.it> <tpnTz-5VE-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

> Oh my, if you are right with your first guess, this is a bad DRNG design.
>
> Just out of curiousity: what happens if a caller invokes the seed function
> twice or more times (each time with the sufficient amount of bits)? What is
> your guess here?

Should the second seed use the random data generated by the device?

Regards,
PrasannaKumar

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH v3 0/3] crypto: hw_random - Add new Exynos RNG driver Krzysztof Kozlowski <krzk@kernel.org> - 2017-03-25 17:30 +0100
  [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Krzysztof Kozlowski <krzk@kernel.org> - 2017-03-25 17:30 +0100
    Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> - 2017-03-26 17:40 +0200
      Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Krzysztof Kozlowski <krzk@kernel.org> - 2017-03-26 18:10 +0200
        Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-26 18:20 +0200
        Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> - 2017-03-26 18:50 +0200
          Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-26 19:10 +0200
            Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Krzysztof Kozlowski <krzk@kernel.org> - 2017-03-26 20:20 +0200
    Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-26 19:20 +0200
      Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Krzysztof Kozlowski <krzk@kernel.org> - 2017-03-26 20:10 +0200
        Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-26 23:30 +0200
          Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> - 2017-03-27 06:30 +0200
            Re: [PATCH v3 1/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-27 16:00 +0200
  Re: [PATCH v3 0/3] crypto: hw_random - Add new Exynos RNG driver Stephan Müller <smueller@chronox.de> - 2017-03-25 17:40 +0100

csiph-web