To address these threats, any real-world useful anonymous credential system has to have some mechanism to limit credential duplication. The most basic approach is to provide users with credentials that are limited in some fashion. There are a few different approaches to this:
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這股浪潮背後也伴隨著亞洲社會由來以久的顧慮。像眾多以教育「內卷」著稱的亞洲國家，長久以來都對遊戲電競抱持矛盾心態——它既像傳統體育產業一樣，代表著潛力巨大的發展機遇和民族自豪感來源，也因為被視為網絡成癮因素之一而受到限制。
Очевидцы и специалисты пояснили: из троих животных агрессию проявила только одна особь, которая и укусила пострадавшую. Две другие собаки не трогали горожанку.