Examples of illegal financial spam texts /Courtesy of KISA

Korea Internet & Security Agency (KISA) is joining hands with the Financial Supervisory Service to eradicate illegal financial spam text messages.

The two agencies have been working together since Dec. 2024 with the goal of preemptively blocking illegal spam texts, and said on the 9th that they will further strengthen their response system by using artificial intelligence (AI) technology.

Until now, KISA collected reports of illegal financial spam and provided the data to the Financial Supervisory Service (FSS), and the Financial Supervisory Service (FSS) analyzed it to select spam-blocking keywords and register them with mobile carriers' spam-blocking systems. However, KISA said the need for faster and more sophisticated responses has grown as illegal financial spam texts have recently changed in type.

In response, the Financial Supervisory Service (FSS) decided to automate the analysis and extraction of spam text blocking keywords by using AI-based Natural Language Processing (NLP) technology and to identify new and variant spam more quickly and precisely. The two agencies will shorten the sharing cycle for spam data and analysis results from every six months to every three months, and, when necessary, run the process as needed to quickly reflect the latest spam types.

Heo Hae-nyeong, head of user protection at KISA, said, "Because illegal financial spam texts can spread damage beyond monetary loss to every aspect of people's lives, preemptive blocking is more important than anything," and added, "Through this upgraded cooperation system, we will further improve the accuracy of detection and the speed of response to illegal financial spam texts, and strengthen the foundation for preemptive responses to evolving spam tactics."

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