PREVENTION OF VOICE OVER IP SPAM
First Claim
Patent Images
1. A system comprising:
- a memory; and
a processor in communication with the memory, the memory including computer code executable with the processor, wherein the computer code is executable to;
store call data, wherein the call data is associated with a call to a phone number over a Public Switched Telephone Network (PSTN); and
accept an Internet Protocol (IP) telephony connection from an IP telephony client in response to a verification based on the call data that the IP telephony client is in possession of a demonstrated knowledge of the call made over the PSTN.
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Abstract
In one embodiment, a system is provided to prevent VoIP spam. The system may store call data that is associated with a call to a phone number made over a Public Switched Telephone Network. Subsequently, the system may accept an Internet Protocol telephony connection in response to verification of a demonstrated knowledge of the call. The demonstrated knowledge of the call may be verified based on the call data.
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Citations
20 Claims
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1. A system comprising:
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a memory; and a processor in communication with the memory, the memory including computer code executable with the processor, wherein the computer code is executable to; store call data, wherein the call data is associated with a call to a phone number over a Public Switched Telephone Network (PSTN); and accept an Internet Protocol (IP) telephony connection from an IP telephony client in response to a verification based on the call data that the IP telephony client is in possession of a demonstrated knowledge of the call made over the PSTN. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. Logic encoded in one or more tangible media for execution by a processor and when executed operable to:
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initiate a call to a phone number over a Public Switched Telephone Network (PSTN); determine a destination address for the phone number; and transmit at least one message to the destination address in order to demonstrate knowledge of the call to a device at the destination address. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A method comprising:
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accepting a call to a phone number over a Public Switched Telephone Network; and accepting an Internet Protocol (IP) telephony connection to the phone number from an IP telephony client in response to verifying the IP telephony client is in possession of a demonstrated knowledge of the call. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification