Last Updated: January 19, 2026
SICHUAN SILENCE INFORMATION TECHNOLOGY COMPANY, LIMITED
Aliases
SICHUAN WUSHENG XINXI JISHU YOUXIAN GONGSI
Nationality
China
Address
Number 401-412, Floor 4, 365 Jiaozi Avenue, Chengdu High-Tech Zone, Pilot Free Trade Zone, Chengdu, Sichuan, China
Reg. ID
915101007234134581, Unified Social Credit Code (USCC)
Official reason
Today, the Department of the Treasury’s Office of Foreign Assets Control (OFAC) is sanctioning cybersecurity company Sichuan Silence Information Technology Company, Limited (Sichuan Silence), and one of its employees, Guan Tianfeng (Guan), both based in People’s Republic of China (PRC), for their roles in the April 2020 compromise of tens of thousa...
Other Information
https://home.treasury.gov/news/press-releases/jy2742
Date of listing
2024-12-10
Program information
Authority
US
Program
Executive Order 13694 Blocking the Property of Certain Persons Engaging in Significant Malicious Cyber-Enabled Activities; Executive Order 13757 Taking Additional Steps to Address the National Emergency With Respect to Significant Malicious Cyber-Enabled Activities
Regime
OFAC-horizontal
Target State
Cyber-attacks
Measures
Blocking Property, Suspending Entry
Sanctions Portfolio
• https://ofac.treasury.gov/faqs/topic/1546
Official Information
On December 31, 2015, OFAC issued the Cyber-Related Sanctions Regulations, 31 CFR part 578 (80 FR 81752, December 31, 2015) (the “Regulations”) to implement Executive Order (E.O.) 13694 of April 1, 2015, “Blocking the Property of Certain Persons Engaging in Significant Malicious Cyber-Enabled Activities” (80 FR 18077, April 2, 2015), pursuant to au...
Additional Details
SDN
Program URL
https://www.federalregister.gov/documents/2022/09/06/2022-19138/cyber-related-sanctions-regulations