Counterfeit marriage licenses and birth certificates began appearing on the black market.

黑市开始出现仿造的结婚证和出生证。

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The couple was only found out when Krar tried to mail a package of counterfeit birth certificates to an anti-government militia member in New Jersey, but got the address wrong.

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Flame uses an MD5 hash collision to create counterfeit Microsoft update certificates.

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