is section 31 the "blackest" fed unit?

[Veilwalker]

so..I'm wanting to know what unit in starfleet is blacker than black..black ops..political assasinations..so secret, they barely know about themselves :)..but sseriously, from canon etc, what group or unit would it be?

[Tamgros]

The first rule of section 31 is don't talk about section 31.


What were we talking about again ;)

[Veilwalker]

heh..I don't remember ;)