enhancement/strict-no-sign (#294)

* strict no sign

* Update CHANGELOG.md

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 - Calls to `publish` a message on `wakunode2` now `await` instead of `discard` dispatched [`WakuRelay`](https://github.com/vacp2p/specs/blob/master/specs/waku/v2/waku-relay.md) procedures
 - Added JSON-RPC Admin API to retrieve information about peers registered on the `wakunode2`
+- `StrictNoSign` enabled.
 
 ## 2020-11-30 v0.1
 

waku/v2/protocol/waku_relay.nim

@@ -35,6 +35,12 @@ method init*(w: WakuRelay) =
 method initPubSub*(w: WakuRelay) =
   debug "initWakuRelay"
 
+  # after discussions with @sinkingsugar, this is essentially what is needed for
+  # the libp2p `StrictNoSign` policy
+  w.anonymize = true
+  w.verifySignature = false
+  w.sign = false
+
   procCall GossipSub(w).initPubSub()
 
   w.init()