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Sensitive information identification system and sensitive information identification method
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Identity authentication system and method based on identifiers
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Money receiving method based on mobile terminal and device thereof
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Audio signal based data transmission system and method
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Identity based installation package signing method and identity based installation package signing device
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Dynamic token and implementation method of dynamic token, and dynamic password authentication method and system
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Digital signature-based network transaction system and method
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Network transaction system and method based on dynamic passwords
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Network transaction security device, network transaction security system and method for conducting transaction by using network transaction security system
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File compression method and system
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Entrance guard authorization system and entrance guard authorization method
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Method and system for non-contact dynamic password authentication
