白名单是一种机制和許可列表,納入白名單的实体被賦予一定的特权、服务許可和權限。白名單以外的實體則不擁有權限。許多信息技術領域(例如電子郵件篩檢等)都會用到白名單機制[1]。
- ^ e.g. Kindle users control the whitelist for email access. Besides Amazon itself, only e-mail addresses whitelisted by the device's registered owner can send content ("personal documents") to that device.