www.friedfrank.com/index.cfm?pageID=25&itemID=784S
See also:
www.treasury.gov/resource-center/sanctions/OFAC-Enforcement/Pages/20170822.aspx
www.findknowdo.com/news/09/13/2019/ofac-sanctions-north-korean-cyber-groups-malicious-activity?utm
Update:
www.skadden.com/insights/publications/2017/09/us-dramatically-increases-sanctions-on-north-korea
www.eversheds-sutherland.com/global/en/what/articles/index.page?ArticleID=en/global/Hong-Kong/Legal-Alert-US-Treasury-Department-Imposes-New-Sanctions-on-North-Korean-Financial-Institutions
www.findknowdo.com/news/07/06/2022/ofac-sanctions-iranian-petroleum-and-petrochemical-trade-network?utm