IronNet, Inc., trading under ticker DFNS, completed its business combination with LGL Systems Acquisition Corp in August 2021, bringing the cybersecurity company to public markets through a de-SPAC transaction. LGL Systems Acquisition Corp, sponsored by LGL Systems LLC, an affiliate of The LGL Group, Inc., priced its IPO in 2020 and targeted the technology and defense-technology sectors. IronNet, founded by former NSA Director General Keith Alexander, operates in the cybersecurity industry with a focus on collective defense and network detection and response. The September 2021 8-K/A filing amends a current report associated with the closing of that combination. Sign up at SpacDesk for complete filing history, sponsor profiles, and deal analytics on DFNS and hundreds of other SPAC transactions.