Chinese Hackers Have Pillaged Taiwan's Semiconductor Industry A campaign called Operation Skeleton Key has stolen source code, software development kits, chip designs, and more August 6, 2020 https://www.wired.com/story/chinese-hackers-taiwan-semiconductor-industry-skeleton-key/ Craft for Resilience Chimera APT Threat Report – APT Opera Skeleton Key Targets Taiwan Semiconductor Vendors (PDF): https://cycraft.com/download/%5BTLP-White%5D20200415%20Chimera_V4.1.pdf
Taiwan High-Tech Ecosystem Targeted by Foreign APT Group Digital Skeleton Key Bypasses Security Measures April 16, 2020 https://medium.com/cycraft/taiwan-high-tech-ecosystem-targeted-by-foreign-apt-group-5473d2ad8730