It was 3:00 AM in Shenzhen, and Li Chingliu’s fingers hovered over her keyboard like a concert pianist’s before a storm. The deadline for the DragonBridge Infrastructure Bid wasn't for another nine hours, but the document—a 2,400-page PDF of engineering specs, environmental waivers, and financial guarantees—had just crashed for the seventeenth time.
At 5:58 AM, she clicked Save As .
leaving your system vulnerable to malware hidden in untrusted PDF files. Malware Risks
