Six years ago, a Russian-speaking cybersecurity researcher received an unsolicited email from Kate S. Milton.
Milton claimed to work for the Moscow-based anti-virus firm Kaspersky. In an exchange that began in halting English and quickly switched to Russian, Milton said she was impressed by the researcher’s work on exploits — the digital lock picks used by hackers to break into vulnerable systems — and wanted to be copied in on any new ones that the researcher came across.
