On Mon, Oct 30, 2017 at 1:58 PM, Mimi Zohar <zohar@xxxxxxxxxxxxxxxxxx> wrote: > We're discussing setattr, not setxattr here. Any file metadata change > (eg. chmod, chown, etc) will result in the file signature being > converted to an HMAC. Gah. Sorry, you're completely correct. Ok, I'll think about the best way to approach this.