From: Yann Droneaud Subject: Re: [PATCH] random: addu a config option to trust the CPU's hwrng Date: Thu, 19 Jul 2018 22:17:03 +0200 Message-ID: <437d334a02acf3eff96a4f4da6079829f1de1197.camel@opteya.com> References: <20180718014344.1309-1-tytso@mit.edu> <20180718015154.GE3489@thunk.org> <20180718173621.GC30706@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Cc: Linux Crypto Mailing List , Linux Kernel Developers List , labbott@redhat.com To: "Theodore Y. Ts'o" , Sandy Harris Return-path: In-Reply-To: <20180718173621.GC30706@thunk.org> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org Hi, Le mercredi 18 juillet 2018 à 13:36 -0400, Theodore Y. Ts'o a écrit : > For those people who are super paranoid and want a "true random > number generator" (and the meaning of that is hazy) because a > CRNG is Not Enough, my recommendation these days is that they get > something like an open hardware RNG solution, such as ChaosKey from > Altus Metrum[1]. > > [1] https://altusmetrum.org/ChaosKey/ > I could suggest "Infinite Noise" [1] keys which are also open hardware. They use a different design, based on "modular multiplication" which should be immune to most RF noise, The original model is currently sold out[2] but a fork exists[3]. One can also have a look at OneRNG [4][5] which uses a more usual design but adds a nice EMI shield protection. [1] https://github.com/waywardgeek/infnoise [2] https://www.tindie.com/products/WaywardGeek/infinite-noise-true-random-number-generator/ [3] https://www.tindie.com/products/manueldomke/infinite-noise-trng-true-random-number-generator/ [4] http://onerng.info/ [5] http://moonbaseotago.com/onerng/ Regards. -- Yann Droneaud OPTEYA