Lei Xu, Author at Unit 42

A pictorial representation of malicious email like LokiBot where a stylized bug pops out of an envelope

1,378

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2022年の最終週にLokiBotアクティビティが急増

By Chris Navarrete, Edouard Bochin, Durgesh Sangvikar, Lei Xu and Yu Fu
March 5, 2023 at 9:20 PM

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3 min. read

Conceptual image representing zero-day exploit detection using machine learning.

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機械学習によるゼロデイエクスプロイトの検出

By Jin Chen, Lei Xu, Andrew Guan, Zhibin Zhang and Yu Fu
September 16, 2022 at 6:00 AM

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2 min. read

4,445

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ネットワークセキュリティ動向: 2021年5月～7月

By Yue Guan and Lei Xu
September 19, 2021 at 7:45 PM

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3 min. read

A conceptual image representing trends, such as the network attack trends for February-April 2021.

3,685

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ネットワーク攻撃動向: 2021年2月〜4月

By Yue Guan, Brock Mammen, Vaibhav Singhal and Lei Xu
July 5, 2021 at 12:37 AM

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4 min. read

4,201

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2020年冬のネットワーク攻撃傾向『脅威のインターネット』(2020年11月〜2021年1月)

By Lei Xu, Yue Guan and Vaibhav Singhal
April 15, 2021 at 6:55 PM

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3 min. read

The conceptual image represents internet attack trends such as those discussed here, including scanner activities and HTTP directory traversal exploitation attempts.

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ネットワーク攻撃の傾向: Internet of Threats (脅威のインターネット)

By Yue Guan, Lei Xu, Ken Hsu and Zhibin Zhang
January 22, 2021 at 6:00 AM

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2 min. read