CN-121999584-A - Risk detection method, risk detection device, electronic equipment and storage medium

CN121999584ACN 121999584 ACN121999584 ACN 121999584ACN-121999584-A

Abstract

The disclosure provides a risk detection method, a risk detection device, electronic equipment and a storage medium, which relate to the field of artificial intelligence and are mainly technically characterized by responding to a received call request, judging a risk level according to a risk score of a calling number of the call request, verifying a communication scene of the calling number through interaction with a first dialogue of the calling number under the condition that the risk level is determined to be medium risk or high risk, updating the risk score based on a verification result to obtain an updated risk score, recording information to be conveyed of the calling number through interaction with a second dialogue of the calling number under the condition that the risk level corresponding to the updated risk score is determined to be high risk, and recalculating the risk score of the calling number based on the information to be conveyed to obtain a target risk score.

Inventors

CAO ZHONGLUN
CHENG JIAJIE
WU KAI
ZHU WEI
YANG YIN
CHEN CHENGXIN
CHEN XIUHONG
HUANG HAILONG
Pan Jican
Mo Yuhao

Assignees

中移互联网有限公司
中国移动通信集团有限公司

Dates

Publication Date: 20260508
Application Date: 20251219

Claims (11)

1. A risk detection method, comprising: responding to a received call request, and judging the risk level according to the risk score of a calling number of the call request; Under the condition that the risk level is determined to be medium risk or high risk, verifying the communication scene of the calling number through the first dialogue interaction with the calling number; Recording information to be conveyed of the calling number through second dialogue interaction with the calling number under the condition that the risk level corresponding to the updated risk score is high risk; And recalculating the risk score of the calling number based on the information to be communicated to obtain a target risk score.
2. The method of claim 1, wherein the verifying the communication scenario of the calling number through the first dialogue interaction with the calling number in the case that the risk level is determined to be medium risk or high risk comprises: the method comprises the steps of sending first prompt information to a calling number, wherein the first prompt information is used for determining an identity of the calling number and a call purpose; determining a communication scene of the calling number based on the acquired identity of the calling number and the communication purpose; and carrying out consistency comparison on the communication scene of the calling number and the historical communication scene of the calling number to obtain the verification result.
3. The method of claim 2, wherein updating the risk score based on the verification result results, resulting in an updated risk score, comprises: And under the condition that the verification result is inconsistent, updating the risk score according to the identity corresponding to the calling number and the call destination to obtain the updated risk score.
4. The method according to claim 1, wherein the method further comprises: And under the condition that the risk level is determined to be low risk or the condition that the risk level is determined to be medium risk according to the updated risk score, establishing communication connection between the calling number and the called number.
5. The method according to claim 1, wherein, in the case where the risk level corresponding to the updated risk score is determined to be high risk, recording information to be communicated of the calling number through a second dialogue interaction with the calling number includes: Sending second prompt information to the calling number, wherein the second prompt information is used for prompting the call restriction condition and message of the calling number; Receiving the message content of the calling number; And carrying out format conversion according to the type of the message content to obtain the information to be transmitted.
6. The method according to any of claims 1-5, wherein the recalculating the risk score for the calling number based on the information to be communicated, resulting in a target risk score, comprises: acquiring the call content of the calling number and the called number; Calculating the risk score of the calling number again based on the call content or the information to be communicated to obtain the target risk score; And determining a target risk level of the calling number based on the target risk score.
7. The method of claim 6, wherein recalculating the risk score for the calling number based on the call content or the to-be-communicated information results in the target risk score, comprising: Carrying out multi-dimensional semantic analysis on the call content or the information to be communicated to obtain an analysis result of the multi-dimensional semantic analysis, wherein the multi-dimensional semantic analysis comprises call scene consistency analysis, semantic matching consistency analysis and depth semantic recognition of specific scenes; and calculating based on the analysis result of the multi-dimensional semantic analysis to obtain the target risk score.
8. A risk detection apparatus, comprising: The judging unit is used for responding to the received call request and judging the risk level according to the risk score of the calling number of the call request; a verification unit, configured to verify a communication scenario of the calling number through a first dialogue interaction with the calling number, in a case where the risk level is determined to be medium risk or high risk; the updating unit is used for updating the risk score based on the verification result to obtain an updated risk score; the recording unit is used for recording information to be conveyed of the calling number through second dialogue interaction with the calling number under the condition that the risk level corresponding to the updated risk score is determined to be high risk; And the determining unit is used for recalculating the risk score of the calling number based on the information to be conveyed to obtain a target risk score.
9. An electronic device, comprising: At least one processor, and A memory communicatively coupled to the at least one processor, wherein, The memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 1-7.
10. A non-transitory computer readable storage medium storing computer instructions for causing the computer to perform the method of any one of claims 1-7.
11. A computer program product comprising a computer program which, when executed by a processor, implements the method according to any of claims 1-7.

Description

Risk detection method, risk detection device, electronic equipment and storage medium Technical Field The disclosure relates to the field of artificial intelligence, and in particular relates to a risk detection method, a risk detection device, electronic equipment and a storage medium. Background The middle number service is used as an important component of the internet communication service and is widely applied to a plurality of fields such as electronic commerce, logistics and the like, but the middle number service provides communication convenience and simultaneously faces security risks caused by abnormal communication behaviors. At present, the risk detection method for the middle number business mainly comprises two types, namely a traditional detection method such as manual detection and a deep learning method based on artificial intelligence and natural voice processing, wherein voice is converted into characters, and then semantic recognition and intention judgment are carried out on the text to identify risks. However, the artificial detection has the problem of low efficiency, and the deep learning-based method faces the problem of low model detection accuracy caused by the rare abnormal communication behavior samples in the training data in the practical application. Disclosure of Invention The disclosure provides a risk detection method, a risk detection device, electronic equipment and a storage medium. The method mainly aims to solve the problems of low accuracy and efficiency of the existing risk detection method. According to a first aspect of the present disclosure, there is provided a risk detection method, comprising: responding to a received call request, and judging the risk level according to the risk score of a calling number of the call request; Under the condition that the risk level is determined to be medium risk or high risk, verifying the communication scene of the calling number through the first dialogue interaction with the calling number; Recording information to be conveyed of the calling number through second dialogue interaction with the calling number under the condition that the risk level corresponding to the updated risk score is high risk; And recalculating the risk score of the calling number based on the information to be communicated to obtain a target risk score. In some embodiments, in the case that the risk level is determined to be medium risk or high risk, verifying the communication scenario of the calling number through a first dialogue interaction with the calling number includes: the method comprises the steps of sending first prompt information to a calling number, wherein the first prompt information is used for determining an identity of the calling number and a call purpose; determining a communication scene of the calling number based on the acquired identity of the calling number and the communication purpose; and carrying out consistency comparison on the communication scene of the calling number and the historical communication scene of the calling number to obtain the verification result. In some embodiments, updating the risk score based on the verification result, to obtain an updated risk score includes: And under the condition that the verification result is inconsistent, updating the risk score according to the identity corresponding to the calling number and the call destination to obtain the updated risk score. In some embodiments, the responding to the received call request, performing risk level judgment according to the risk score of the calling number of the call request, includes: comparing the risk scores with preset thresholds corresponding to different risk grades respectively; and determining the risk level of the calling number according to the comparison results of preset thresholds corresponding to different risk levels. In some embodiments, the method further comprises: And under the condition that the risk level is determined to be low risk or the condition that the risk level is determined to be medium risk according to the updated risk score, establishing communication connection between the calling number and the called number. In some embodiments, in a case that the risk level corresponding to the updated risk score is determined to be high risk, recording information to be conveyed of the calling number through second dialogue interaction with the calling number includes: Sending second prompt information to the calling number, wherein the second prompt information is used for prompting the call restriction condition and message of the calling number; Receiving the message content of the calling number; And carrying out format conversion according to the type of the message content to obtain the information to be transmitted. In some embodiments, the recalculating the risk score of the calling number based on the to-be-communicated information to obtain a target risk score includes: acquiring the call content of the