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Groups > linux.kernel > #1702655
| From | Herbert Xu <herbert@gondor.apana.org.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v1] crypto: caam - set hwrng quality level |
| Date | 2017-08-03 05:20 +0200 |
| Message-ID | <uaeQ2-2rm-9@gated-at.bofh.it> (permalink) |
| References | (2 earlier) <u50b1-2KR-27@gated-at.bofh.it> <u50un-2TW-35@gated-at.bofh.it> <u51JM-3Ue-27@gated-at.bofh.it> <u5jnl-7Tm-29@gated-at.bofh.it> <ua2vw-2qm-25@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, Aug 02, 2017 at 02:03:14PM +0000, Horia Geantă wrote: > > Take CAAM's engine HWRNG: it can work both as a TRNG and as a > TRNG-seeded DRBG (that's how it's currently configured). > IIUC, both setups are fit as source for the entropy pool. So which is it? If it's a DRBG then it should not be exposed through the hwrng interface. Only TRNG should go through hwrng. DRBGs can use the crypto rng API. Cheers, -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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Re: [PATCH v1] crypto: caam - set hwrng quality level Horia Geantă <horia.geanta@nxp.com> - 2017-08-02 16:10 +0200
Re: [PATCH v1] crypto: caam - set hwrng quality level Herbert Xu <herbert@gondor.apana.org.au> - 2017-08-03 05:20 +0200
Re: [PATCH v1] crypto: caam - set hwrng quality level Horia Geantă <horia.geanta@nxp.com> - 2017-08-03 09:50 +0200
Re: [PATCH v1] crypto: caam - set hwrng quality level Oleksij Rempel <ore@pengutronix.de> - 2017-08-03 11:30 +0200
Re: [PATCH v1] crypto: caam - set hwrng quality level Herbert Xu <herbert@gondor.apana.org.au> - 2017-08-09 07:00 +0200
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