Method of and apparatus for controlling access to the internet in a computer system and computer readable medium storing a computer program
First Claim
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1. A method for controlling access to outside sites through the Internet, comprising the steps of:
- providing a first database including a list of accessible Internet sites, providing a second database including a list of prohibited Internet sites, providing a third database including forbidden keywords, providing a forth database including worthwhile keywords, when a user tries to have access to Internet sites in either the first or second database, allowing access to Internet sites included in the first database and prohibiting access to Internet sites included in the second database, when a user tries to have access to an Internet site included in neither the first database nor the second database, examining information or contents retrieved from the Internet site neither included in the first nor second database so as to examine if there is a forbidden keyword included in the third database in the retrieved information or contents, if there is no forbidden keyword in the third database is included, then allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user, if there is a forbidden keyword included in the third database in the retrieved information or contents, then examining the retrieved information or contents to examine if there is a worthwhile keyword included in the forth database, and allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user only if there is a worthwhile keyword included in the forth database in the information or contents with the forbidden keyword included in the third database.
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Abstract
The present invention provides a method of and apparatus for controlling internet browsing and computer readable medium storing a computer program carrying out the method of the present invention. The present invention provides a database storing worthwhile keywords. When a worthwhile keyword is included in contents or information from the Internet, a user is allowed to browse such contents or information even if a forbidden keyword is included.
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Citations
14 Claims
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1. A method for controlling access to outside sites through the Internet, comprising the steps of:
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providing a first database including a list of accessible Internet sites, providing a second database including a list of prohibited Internet sites, providing a third database including forbidden keywords, providing a forth database including worthwhile keywords, when a user tries to have access to Internet sites in either the first or second database, allowing access to Internet sites included in the first database and prohibiting access to Internet sites included in the second database, when a user tries to have access to an Internet site included in neither the first database nor the second database, examining information or contents retrieved from the Internet site neither included in the first nor second database so as to examine if there is a forbidden keyword included in the third database in the retrieved information or contents, if there is no forbidden keyword in the third database is included, then allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user, if there is a forbidden keyword included in the third database in the retrieved information or contents, then examining the retrieved information or contents to examine if there is a worthwhile keyword included in the forth database, and allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user only if there is a worthwhile keyword included in the forth database in the information or contents with the forbidden keyword included in the third database. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A computer readable medium storing a computer program to control access to outside sits through the Internet in a computer system, comprising:
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means for providing a first database including a list of accessible Internet sites, means for providing a second database including a list of prohibited Internet sites, means for providing a third database including forbidden keywords, means for providing a forth database including worthwhile keywords, means for, when a user tries to have access to Internet sites in either the first or second database, allowing access to Internet sites included in the first database and for prohibiting access to Internet sites included in the second database, means for, when a user tries to have access to an Internet site included in neither the first database nor the second database, examining information or contents retrieved from the Internet site neither included in the first nor second database so as to examine if there is a forbidden keyword included in the third database in the retrieved information or contents, means for, if there is no forbidden keyword in the third database is included, allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user, means for, if there is a forbidden keyword included in the third database in the retrieved information or contents, examining the retrieved information or contents to examine if there is a worthwhile keyword included in the forth database, and means for allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user only if there is a worthwhile keyword included in the forth database in the information or contents with the forbidden keyword included in the third database. - View Dependent Claims (12)
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13. An apparatus for controlling access to outside sits through the Internet in a computer system, comprising:
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means for providing a first database including a list of accessible Internet sites, means for providing a second database including a list of prohibited Internet sites, means for providing a third database including forbidden keywords, means for providing a forth database including worthwhile keywords, means for, when a user tries to have access to Internet sites in either the first or second database, allowing access to Internet sites included in the first database and for prohibiting access to Internet sites included in the second database, means for, when a user tries to have access to an Internet site included in neither the first database nor the second database, examining information or contents retrieved film the Internet site neither included in the first nor second database so as to examine if there is a forbidden keyword included in the third database in the retrieved information or contents, means for, if there is no forbidden keyword in the third database is included, allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user, means for, if there is a forbidden keyword included in the third database in the retrieved information or contents, examining the retrieved information or contents to examine if there is a worthwhile keyword included in the forth database, and means for allowing displaying the information or contents retrieved from the Internet site included in neither the first nor second database to the user only if there is a worthwhile keyword included in the forth database in the information or contents with the forbidden keyword included in the third database. - View Dependent Claims (14)
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Specification