A.removes threats from malicious URLs

B.blacklists spam

C.enhances reputation against malicious URLs

D.provides URL reputation protection

A.route

B.relay

C.reject

D.delay

E.accept

A.SenderBase Reputation Filtering

B.SpamCop Reputation Filtering

C.Connection Reputation Filtering

D.Talos Reputation Filtering

A.non-final actions

B.filter actions

C.discard actions

D.final actions

E.quarantine actions

A.spam timeout

B.spam threshold

C.maximum depth of recursion scan

D.protection level