مجموعة أمان عالمية تستند إلى البريد(A group of recipients that are created to expedite the mass e-mailing of messages and other information. Unlike a mail-enabled universal distribution group, a mail-enabled USG can also be used to assign permissions. When e-mail is sent to a mail-enabled USG, all members of that group receive a copy of the message)
مجموعة الأمان(A group that can be listed in discretionary access control lists (DACLs) used to define permissions on resources and objects. A security group can also be used as an e-mail entity. Sending an e-mail message to the group sends the message to all the members of the group)