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1. The company conducted a cryptographic check to ensure the security of its systems.
该公司进行了密码检查，以确保其系统的安全性。
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2. The government implemented a cryptographic check to prevent cyber attacks.
政府实施了密码检查，以防止网络攻击。
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3. The bank performed a cryptographic check on the transaction data to detect any fraudulent activities.
银行对交易数据进行了密码检查，以检测任何欺诈活动。