On Wed, Oct 18, 2017 at 1:13 PM, Christoph Paasch <[email protected]> wrote: > > Hello Yuchung, > > On 18/10/17 - 11:22:51, Yuchung Cheng wrote: > > New socket option TCP_FASTOPEN_KEY to allow different keys per > > listener. The listener by default uses the global key until the > > socket option is set. The key is a 16 bytes long binary data. This > > option has no effect on regular non-listener TCP sockets. > > can you explain what the use-case is to have per-listener TFO keys? >
Security aspects. You want to be able to change keys whenever you want, on an application basis.
