From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by sourceware.org (Postfix) with ESMTPS id 8B474383543F for ; Fri, 22 Jul 2022 15:33:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 8B474383543F Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 47DC75C0120 for ; Fri, 22 Jul 2022 11:33:23 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Fri, 22 Jul 2022 11:33:23 -0400 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvfedrvddtvddgledtucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefkffggfgfuvfhfhfgjtgfgsehtje ertddtfeejnecuhfhrohhmpegkrggtkhcuhggvihhnsggvrhhguceoiigrtghksehofihl fhholhhiohdrohhrgheqnecuggftrfgrthhtvghrnhepgedvueegveefudfhvdffudejhf fgleektdduvdeffedvueeuhfduiefgtdevjeefnecuvehluhhsthgvrhfuihiivgeptden ucfrrghrrghmpehmrghilhhfrhhomhepiigrtghksehofihlfhholhhiohdrohhrgh X-ME-Proxy: Feedback-ID: i876146a2:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA for ; Fri, 22 Jul 2022 11:33:22 -0400 (EDT) Message-ID: <53167bfe-a962-a9e2-5adc-185759104d87@owlfolio.org> Date: Fri, 22 Jul 2022 11:33:22 -0400 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.0.3 Subject: Re: [PATCH v12 9/9] manual: Add documentation for arc4random functions Content-Language: en-US To: libc-alpha@sourceware.org References: <20220722122137.3270666-1-adhemerval.zanella@linaro.org> <20220722122137.3270666-10-adhemerval.zanella@linaro.org> From: Zack Weinberg In-Reply-To: <20220722122137.3270666-10-adhemerval.zanella@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.4 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, JMQ_SPF_NEUTRAL, NICE_REPLY_A, RCVD_IN_DNSWL_LOW, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Jul 2022 15:33:24 -0000 On 2022-07-22 8:21 AM, Adhemerval Zanella via Libc-alpha wrote: > +Although these functions provide higher random quality than ISO, BSD, and > +SVID functions, these still use a Pseudo-Random generator and should not > +be used in cryptographic contexts. Huh? Isn't the whole point of arc4random that it _is_ cryptographically strong? zw