Logo
Unit42 Logo
  • Tools
  • ATOMs
  • Security Consulting
  • About Us
  • Under Attack?

Posts created by: Lei Xu

Spike in LokiBot Activity During Final Week of 2022A pictorial representation of malicious email like LokiBot where a stylized bug pops out of an envelope
59,956
people reacted

Spike in LokiBot Activity During Final Week of 2022

  • By Chris Navarrete, Edouard Bochin, Durgesh Sangvikar, Lei Xu and Yu Fu
  • March 3, 2023 at 6:00 AM

18

8 min. read

Zero-Day Exploit Detection Using Machine LearningConceptual image representing zero-day exploit detection using machine learning.
57,216
people reacted

Zero-Day Exploit Detection Using Machine Learning

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

89

10 min. read

Trending

  • Threat Brief: Attacks on Critical Infrastructure Attributed to Volt Typhoon by Unit 42
  • Cold as Ice: Unit 42 Wireshark Quiz for IcedID by Brad Duncan
  • Old Wine in the New Bottle: Mirai Variant Targets Multiple IoT Devices by Zhibin Zhang
  • Cold as Ice: Answers to Unit 42 Wireshark Quiz for IcedID by Brad Duncan
Network Security Trends: May-July 2021A conceptual image representing trends, such as those covered in our post on network security trends from May-July 2021.
47,670
people reacted

Network Security Trends: May-July 2021

  • By Yue Guan and Lei Xu
  • September 17, 2021 at 3:00 PM

13

9 min. read

Network Attack Trends: February-April 2021A conceptual image representing trends, such as the network attack trends for February-April 2021.
37,638
people reacted

Network Attack Trends: February-April 2021

  • By Yue Guan, Lei Xu, Vaibhav Singhal and Brock Mammen
  • July 1, 2021 at 3:00 PM

31

10 min. read

Network Attack Trends: Internet of Threats (November 2020-January 2021)
37,998
people reacted

Network Attack Trends: Internet of Threats (November 2020-January 2021)

  • By Lei Xu, Yue Guan and Vaibhav Singhal
  • April 12, 2021 at 10:37 AM

30

8 min. read

Network Attack Trends: Internet of Threats (August-October 2020)The conceptual image represents internet attack trends such as those discussed here, including scanner activities and HTTP directory traversal exploitation attempts.
35,383
people reacted

Network Attack Trends: Internet of Threats (August-October 2020)

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

28

8 min. read

Popular Resources

  • Resource Center
  • Blog
  • Communities
  • Tech Docs
  • Unit 42
  • Sitemap

Legal Notices

  • Privacy
  • Terms of Use
  • Documents

Account

  • Manage Subscriptions
  •  
  • Report a Vulnerability

© 2023 Palo Alto Networks, Inc. All rights reserved.