Re: Real-world current impact of disabling SHA1

2017-02-25 Thread Daniel Kahn Gillmor
On Fri 2017-02-24 12:37:34 -0500, Phil Pennock wrote: > There are various claims going around about how GnuPG should be > disabling SHA1 now; [ ... ] To be fair, we should have been *deprecating* SHA1 many years ago (since Wang et al in 2005). we're late. if we'd been deprecating it for years

Real-world current impact of disabling SHA1

2017-02-24 Thread Phil Pennock
There are various claims going around about how GnuPG should be disabling SHA1 now; the competent cryptographers I know are pointing out that a collision is not a second pre-image, don't panic and cargo-cult (but also yes it's time and past time to be making sure we have a clear path away). I'm no