JON CHANG HYOK
Also known as: Quan Jiang, Alex Jiang
Gender
male
Nationality
Democratic People's Republic of Korea (North Korea)
Date of case
2/5/2021
Country
United States
Physical Description
Eye color
Brown
Hair color
Black
Ethnicity
Asian
Caution
Jon Chang Hyok is allegedly a state-sponsored North Korean hacker who is part of an alleged criminal conspiracy responsible for some of the costliest computer intrusions in history. These intrusions caused damage to computer systems of, and stole currency and virtual currency from, numerous victims. Jon was alleged to be a participant in a wide-ranging criminal conspiracy undertaken by a group of hackers of the North Korean government’s Reconnaissance General Bureau (RGB). The conspiracy comprised North Korean hacking groups that some private cybersecurity researchers have labeled the “Lazarus Group” and Advanced Persistent Threat 38 (APT38). For his part in the conspiracy, Jon is alleged to have been directly involved in the development and dissemination of malicious cryptocurrency applications targeting numerous cryptocurrency exchanges and other companies. On December 8, 2020, a federal arrest warrant was issued for Jon in the United States District Court, Central District of California, after he was charged with one count of conspiracy to commit wire fraud and bank fraud, and one count of conspiracy to commit computer fraud (computer intrusions).
Remarks
Jon is a North Korean citizen last known to be in North Korea. Jon has traveled to China in the past and has reported a date of birth in 1989.
Last updated: 5/30/2026