System for virus-checking network data during download to a client device
First Claim
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1. A method for virus checking a data object to be downloaded to a client device, said method being implemented on a network device coupled to the client device by a communications link, said method comprising the steps of:
- retrieving a data object to be downloaded to the client device;
scanning the data object for a computer virus; and
downloading the data object to the client device if no computer virus is detected, wherein the data object is segmented into a series of contiguous portions, said retrieving, scanning and downloading steps being performed for each of said contiguous portions.
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Abstract
A system for virus checking a data object to be downloaded to a client device is implemented in a method including the steps of retrieving a data object to be downloaded, scanning the data object for a computer virus, and downloading the data object to the client device if no computer virus is detected.
690 Citations
21 Claims
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1. A method for virus checking a data object to be downloaded to a client device, said method being implemented on a network device coupled to the client device by a communications link, said method comprising the steps of:
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retrieving a data object to be downloaded to the client device; scanning the data object for a computer virus; and downloading the data object to the client device if no computer virus is detected, wherein the data object is segmented into a series of contiguous portions, said retrieving, scanning and downloading steps being performed for each of said contiguous portions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A network device for virus checking a data object to be downloaded to a client device, said network device comprising a computer programmed to:
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retrieve a data object to be downloaded to the client device; scan the data object for a computer virus; and download the data object to the client device if no computer virus is detected, wherein the data object is segmented into a series of contiguous portions, said retrieval, scan and download being performed for each of said contiguous portions. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A storage medium containing a set of instructions for execution by a network device coupled to a client device, said set of instructions comprising instructions for:
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retrieving a data object to be downloaded to the client device; scanning the data object for a computer virus; and downloading the data object to the client device if no computer virus is detected, wherein the data object is segmented into a series of contiguous portions, said retrieving, scanning and downloading being performed for each of said contiguous portions. - View Dependent Claims (18, 19, 20)
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21. A system for virus checking network data, said system comprising a client device coupled to a network device by a communications link, wherein said network device is programmed to retrieve a data object to be downloaded to the client device, scan the data object for a computer virus, and download the data object to the client device if no computer virus is detected, the data object being segmented into a series of contiguous portions, with the retrieval, scan and download being performed for each of the contiguous portions.
Specification