Information analysis system, information analysis method, and recording medium
To detect information relating to the threat appropriately, based on an appearance tendency of information related to a threat in security. Information analysis system includes: an information storing unit that stores reference information acquired from an information source; and an information anal...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | To detect information relating to the threat appropriately, based on an appearance tendency of information related to a threat in security. Information analysis system includes: an information storing unit that stores reference information acquired from an information source; and an information analysis unit that analyzes an appearance tendency of first phrase information that is included in the reference information acquired at chronologically different timings and that represents a phrase related to security and extracts reference information including the first phrase information the appearance tendency of which has changed from the information storing unit. |
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