On Thu, Feb 23, 2017 at 9:02 AM, Junio C Hamano <gitster@xxxxxxxxx> wrote: > On Thu, Feb 23, 2017 at 8:43 AM, Joey Hess <id@xxxxxxxxxx> wrote: >> >> Since we now have collisions in valid PDF files, collisions in valid git >> commit and tree objects are probably able to be constructed. > > That may be true, but > https://public-inbox.org/git/Pine.LNX.4.58.0504291221250.18901@xxxxxxxxxxxxxxx/ IOW, we want to continue the work to switch from SHA-1, but today's announcement does not fundamentally change anything and we do not panic.