Umsebenzi we-BCC (i-Blind Carbon Copy) kananjalo wenza ukuba ukwazi ukuthumela ikopi ye-mail kwabanye abantu. Lo msebenzi ufihla amagama abantu abathunyelelweyo, ukuze emnye kubo angazi okokuba okokuba ngubani omnye othunyelelwe loo myalezo.