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Guy Flechter

Israeli cybersecurity entrepreneur who co-founded and led Cider Security to a $300M acquisition by Palo Alto Networks before founding Sola Security.

Guy Flechter is an Israeli cybersecurity executive with roots in the Israeli Air Force's information security/cyber unit. He built his industry expertise over roughly a decade in corporate security roles — Information Security Team Lead at LivePerson, security consultant at Comsec, and DPO/CISO at AppsFlyer — before earning an MBA in Finance from IDC Herzliya (Reichman University) and moving into entrepreneurship. In late 2020 he co-founded Cider Security, building an AppSec platform for orchestrating end-to-end CI/CD pipeline security. Under his leadership as CEO, Cider Security raised a $32M Series A and was acquired by Palo Alto Networks in November 2022 in a deal reported at up to $300M. Flechter stayed on as Chief AppSec Officer at Palo Alto Networks through the post-acquisition period before departing to co-found Sola Security with Ron Peled, aiming to democratize security-tool building.

Overview

Role
Co-Founder & CEO, Sola Security
Based in
Israel
Prior experience
Cider Security (CEO; co-founder), AppsFlyer (DPO/CISO), LivePerson (InfoSec Team Lead), Comsec (consultant), Palo Alto Networks (Chief AppSec Officer; post-acquisition)

Companies1

Affiliated funds0

No linked records yet.

Frequently asked

Who is Guy Flechter?
Guy Flechter is an Israeli cybersecurity executive with roots in the Israeli Air Force's information security/cyber unit. He built his industry expertise over roughly a decade in corporate security roles — Information Security Team Lead at LivePerson, security consultant at Comsec, and DPO/CISO at AppsFlyer — before earning an MBA in Finance from IDC Herzliya (Reichman University) and moving into entrepreneurship. In late 2020 he co-founded Cider Security, building an AppSec platform for orchestrating end-to-end CI/CD pipeline security. Under his leadership as CEO, Cider Security raised a $32M Series A and was acquired by Palo Alto Networks in November 2022 in a deal reported at up to $300M. Flechter stayed on as Chief AppSec Officer at Palo Alto Networks through the post-acquisition period before departing to co-found Sola Security with Ron Peled, aiming to democratize security-tool building.
What is Guy Flechter's role?
Guy Flechter is Co-Founder & CEO, Sola Security, based in Israel.
Where did Guy Flechter work before?
Guy Flechter's prior roles include Cider Security (CEO; co-founder), AppsFlyer (DPO/CISO), LivePerson (InfoSec Team Lead), Comsec (consultant), Palo Alto Networks (Chief AppSec Officer; post-acquisition).

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Sources & citations3

Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.

  1. 1

    Guy Flechter co-founded and led Cider Security as CEO, acquired by Palo Alto Networks for $300M in 2022; MBA in Finance from IDC Herzliya; served in Israeli Air Force InfoSec roles

    Calcalist: Sola Security aims to be the Wix of cyber
    Reported2025-03-11
  2. 2

    Palo Alto Networks signed a definitive agreement to acquire Cider Security, founded/led by Guy Flechter as CEO

    Palo Alto Networks: Palo Alto Networks Signs Definitive Agreement to Acquire Cider Security
    Verified2022-11-17
  3. 3

    Guy Flechter, Cider Security's founder, raised seed funding for stealth startup Sola Security

    Calcalist: Cider Security founder nets $28M in Seed funding for stealth cyber startup
    Reported2026-08-09