Photograph of Yegor Aushev crossing his arms in Kyiv
Yegor Aushev issued his call for volunteers on the day Russia invaded Ukraine almost a year ago.
  • Yegor Aushev appealed for volunteers for a "cyber army" to help Ukraine defeat Russia.
  • The team of 1,000 volunteers have worked on more than 200 projects since the invasion. 
  • "We have only one goal: stop the enemy," Aushev said.

This as-told-to essay is based on a transcribed conversation with Yegor Aushev, the CEO and co-founder of Ukrainian cybersecurity firm Cyber Unit Tech, about his efforts coordinating a cyber response to Russia's invasion. The following has been edited for length and clarity.