With Google groups, just replying to the email replies to everyone in the group. So an attacker can make themselves or a drop box email address a member of the group and every person that replies is then validated as a legitimate spam target for the attacker to sell to other spammers. Slick... as in slimy.
With Google groups, just replying to the email replies to everyone in the group. So an attacker can make themselves or a drop box email address a member of the group and every person that replies is then validated as a legitimate spam target for the attacker to sell to other spammers. Slick... as in slimy.