A critical requirement in many distributed object systems is the ability to generate unique global identifiers for persistent objects.

许多分布式对象系统中的一个迫切需求就是能够为持续对象生成唯一全局标识。

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We will refer to these identifiers as persistent object IDs (POIDs).

我们称这些标识为持续对象标识（persistent object ID，POID）。

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The definition of personal information requiring parental notice and consent before collection now includes "persistent identifiers" that can be used to recognize users over time and across different websites or online services.

ENGADGET: FTC introduces changes to Children's Online Privacy Protection Act, parental permission now required to collect information