From owner-freebsd-current@freebsd.org Tue Jan 5 01:28:06 2021 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 810C44D36EF for ; Tue, 5 Jan 2021 01:28:06 +0000 (UTC) (envelope-from cse.cem@gmail.com) Received: from mail-oo1-f48.google.com (mail-oo1-f48.google.com [209.85.161.48]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4D8vyF46vFz4mp7 for ; Tue, 5 Jan 2021 01:28:05 +0000 (UTC) (envelope-from cse.cem@gmail.com) Received: by mail-oo1-f48.google.com with SMTP id y14so6720416oom.10 for ; Mon, 04 Jan 2021 17:28:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:reply-to :from:date:message-id:subject:to:cc; bh=Y1bS80gKshVNOthCZy8HAbcMyp4U7FnKgDBPI+hxl/U=; b=tMn044TtZBJpvBNrKDS3mqEifp15fDlbPf7sUNtQ+R8rPPR55lhQ6FaGwEf0tfZdL3 gqJqhnOuB+qT9hCcQ/XYRfvYxJOQhzNZLoUXz9K9uVBBn68a/njkOIm7hGV+9eImhBSK xVFJElZefA6yaTRtUMVJuH6ox2aHRhULRnhe4+4QEaz5wBGTLmLaIt60xMvc5a6pDt3K DMLIX2undnTmSilDpPImQ6NEvVnKWfMXKJ16maphgnKcY6WuLGDnJOAEsUic+JPIYgGS alnMoGMqxGBEcICOvXWvVqvbt7w/+KXnAfAbBd2pdQAyr+JW+SAS+rIWndrG9oviYptX 5h3A== X-Gm-Message-State: AOAM532kdH/nMLXw7bgz5zsDuch2TKZ2cl1nrAND6zDhaT6+k1S3Utgu xnDOlSexCQ0fGYbqia+Q59sfgGpa9QM= X-Google-Smtp-Source: ABdhPJxuDUc5Hvzf153wXJ21W2QJbdUCPePTTUU+Cv7+LzjApQ4OhIvvuk1Ac48nl0FV6snphBbVJw== X-Received: by 2002:a4a:1e42:: with SMTP id 63mr51135837ooq.57.1609810084292; Mon, 04 Jan 2021 17:28:04 -0800 (PST) Received: from mail-oi1-f172.google.com (mail-oi1-f172.google.com. [209.85.167.172]) by smtp.gmail.com with ESMTPSA id m3sm14681321ots.72.2021.01.04.17.28.04 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 Jan 2021 17:28:04 -0800 (PST) Received: by mail-oi1-f172.google.com with SMTP id w124so34369860oia.6 for ; Mon, 04 Jan 2021 17:28:04 -0800 (PST) X-Received: by 2002:a54:4e81:: with SMTP id c1mr1161155oiy.52.1609810084065; Mon, 04 Jan 2021 17:28:04 -0800 (PST) MIME-Version: 1.0 References: <20201218182820.1P0tK%steffen@sdaoden.eu> <20201223023242.GG31099@funkthat.com> <20201223162417.v7Ce6%steffen@sdaoden.eu> <20201229011939.GU31099@funkthat.com> <20201229210454.Lh4y_%steffen@sdaoden.eu> <20201230004620.GB31099@funkthat.com> <20201231193908.GC31099@funkthat.com> <20210101165651.7319af5a@gumby.homeunix.com> <20210104193237.GD31099@funkthat.com> <95361.1609793029@critter.freebsd.dk> In-Reply-To: Reply-To: cem@freebsd.org From: Conrad Meyer Date: Mon, 4 Jan 2021 17:27:52 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: HEADS UP: FreeBSD src repo transitioning to git this weekend To: Ryan Stone Cc: FreeBSD Current Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4D8vyF46vFz4mp7 X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.00 / 15.00]; HAS_REPLYTO(0.00)[cem@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; RWL_MAILSPIKE_GOOD(0.00)[209.85.161.48:from]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17:c]; REPLYTO_ADDR_EQ_FROM(0.00)[]; RCVD_COUNT_THREE(0.00)[4]; TO_DN_ALL(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; FREEMAIL_TO(0.00)[gmail.com]; FORGED_SENDER(0.30)[cem@freebsd.org,csecem@gmail.com]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; R_DKIM_NA(0.00)[]; TAGGED_FROM(0.00)[]; ARC_NA(0.00)[]; RBL_DBL_DONT_QUERY_IPS(0.00)[209.85.161.48:from]; FROM_NEQ_ENVFROM(0.00)[cem@freebsd.org,csecem@gmail.com]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[freebsd.org]; SPAMHAUS_ZRD(0.00)[209.85.161.48:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[209.85.161.48:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Jan 2021 01:28:06 -0000 Typo: On Mon, Jan 4, 2021 at 5:25 PM Conrad Meyer wrote: > SHA1 has always, by design, been vulnerable to a 2^80 resource attack :-). 2^160 for a specific hash. 2^80 if you're just trying to find any collision.