Net::sieve is a package for clients for the "managesieve" protocol, which is an internet draft protocol for manipulation of "sieve" scripts in a repository. more simply, net::sieve lets you control your mail-filtering rule files on a mail server.

net::sieve supports the use of "tls" via the "starttls" command. net::sieve open the connexion to the sieve server, methods allow to list all scripts, activate or deactivate scripts, read, delete or put scripts.