Clarification of enable/disable mTLS (#566)
Clarification of enable/disable mTLS (#566)

* Clarification of enable/disable mTLS

* Code review comments

jasminejaksic/istio.github.io,jasminejaksic/istio.github.io,smawson/istio.github.io,ZackButcher/istio.github.io,geeknoid/istio.github.io,geeknoid/istio.github.io,geeknoid/istio.github.io,ZackButcher/istio.github.io,ZackButcher/istio.github.io,istio/istio.io,istio/istio.io,geeknoid/istio.github.io,istio/istio.io,istio/istio.io,istio/istio.io,linsun/istio.github.io,smawson/istio.github.io,smawson/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,jasminejaksic/istio.github.io,istio/istio.io,linsun/istio.github.io,smawson/istio.github.io,istio/istio.io,ZackButcher/istio.github.io,jasminejaksic/istio.github.io,geeknoid/istio.github.io