subject:"\[PATCH v2 0\/8\] Switch BPF's digest to SHA256"

Re: [PATCH v2 0/8] Switch BPF's digest to SHA256

2017-01-10 Thread Alexei Starovoitov

On Tue, Jan 10, 2017 at 03:24:38PM -0800, Andy Lutomirski wrote: > I can imagine future uses for the new-in-4.10 BPF digest feature that > would be problematic if malicious users could produce collisions, and > SHA-1 is no longer consdiered to be collision-free. Even without > needing collision re

[PATCH v2 0/8] Switch BPF's digest to SHA256

2017-01-10 Thread Andy Lutomirski

I can imagine future uses for the new-in-4.10 BPF digest feature that would be problematic if malicious users could produce collisions, and SHA-1 is no longer consdiered to be collision-free. Even without needing collision resistance, SHA-1 is no longer recommended for new applications. Switch th