Siemba
Founded 2018 · 38 employees on LinkedIn · 1 known investors
Find your way into Siemba
Sign up to see every warm intro you have to Siemba
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Siemba team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Siemba offers a unified offensive security platform combining continuous attack surface mapping, autonomous vulnerability assessment, autonomous and expert-led penetration testing across web, API, cloud, network, mobile, and AI/LLM systems. It serves enterprise security teams with continuous, evidence-based testing, unlimited automated retesting, and certified engineer sign-off for audit-ready compliance.
Founders & leadership
Siemba was founded in 2018 by Kannan Udayarajan.
KU

Kannan UdayarajanFounder & CEOFounder and CEO of Siemba, an offensive security platform that combines attack surface mapping, vulnerability assessment, and penetration testing across web, API, cloud, and other infrastructure. He has a background in building technology products and has been involved with Vibha, an organization focused on public education.
Investors · 1
In the news
Frequently asked questions
- What does Siemba do?
- Siemba offers a unified offensive security platform combining continuous attack surface mapping, autonomous vulnerability assessment, autonomous and expert-led penetration testing across web, API, cloud, network, mobile, and AI/LLM systems. It serves enterprise security teams with continuous, evidence-based testing, unlimited automated retesting, and certified engineer sign-off for audit-ready compliance.
- Who founded Siemba?
- Siemba was founded by Kannan Udayarajan in 2018.
- Who are Siemba's investors?
- Siemba's investors include FortySix Venture Capital.
