Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!usenet.blueworldhosting.com!feeder01.blueworldhosting.com!feeder.erje.net!eu.feeder.erje.net!newsfeed.xs4all.nl!newsfeed2.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=python.org; s=200901; t=1393711658; bh=tFO3Xotl82a6N00fXA4nvsprwDq5IV0V16oh1wvWJCY=; h=To:From:Subject:Date:References:In-Reply-To:From; b=ifKMVxHJasT2FyTinwlyYzc6QtufLkZvMpitwQrSC3vrRqPoHonQ4pvjJwRxPzzxl Oa5nCMv+6K6wTp6F+iS4iJeGzeRHrUpTXqGt69Z/X1U3pfp0H3uNi8o8yCVO7D8l0v dZmiwqtFIOJ6iMcAVVw5oCVBZoGO/gmWweneGmXI= X-Spam-Status: OK 0.010 X-Spam-Evidence: '*H*': 0.98; '*S*': 0.00; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'from:name:christian heimes': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'roy': 0.16; 'subject:Password': 0.16; 'subject:issue': 0.16; 'subject:security': 0.16; 'from:addr:python.org': 0.16; 'wrote:': 0.18; 'differ': 0.19; 'header:User-Agent:1': 0.23; 'header:X -Complaints-To:1': 0.27; 'header:In-Reply-To:1': 0.27; '[1]': 0.29; 'easier': 0.31; 'next': 0.36; "i'll": 0.36; 'possible': 0.36; 'christian': 0.38; 'to:addr:python-list': 0.38; 'does': 0.39; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'how': 0.40; 'read': 0.60; 'more': 0.64; 'smith': 0.68; 'article': 0.77 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Christian Heimes Subject: Re: Password validation security issue Date: Sat, 01 Mar 2014 23:07:24 +0100 References: <09f43567-779e-4d01-8621-c4eb36354d99@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Gmane-NNTP-Posting-Host: 82.113.99.60 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 In-Reply-To: X-Enigmail-Version: 1.5.2 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 13 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1393711659 news.xs4all.nl 2832 [2001:888:2000:d::a6]:60338 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:67378 On 01.03.2014 21:25, Roy Smith wrote: > In article , > Christian Heimes wrote: > >> With software like [1] and a fast GPU >> it is possible to do more than 10*10^9 checks/second for SHA-256. > > Just out of curiosity, how does that differ from 10^10 checks/second? I find 10 * 10^9 easier to read because it has more resemblance to "10 billion". Next time I'll use the normalized scientific form 1.0e10. ;)