Who are Spherical Defense's competitors?

APIDefender, Cequence Security, and Harness are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.

What products does Spherical Defense sell?

Spherical Defense sells Spherical Defense Autonomous Protection.

Spherical Defense

Application SecuritySan Francisco, United Statesfounded 2016privatesphericaldefence.com ↗

Spherical Defense is a cybersecurity company specializing in Application Security, founded in 2016 and headquartered in San Francisco, United States. It has raised $2.02M in equity across 2 priced rounds, plus $6.69K non-dilutive & grants and is privately held.

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updated Oct 11, 2026

Spherical Defense products

Spherical Defense Autonomous ProtectionAI-powered API security platform using unsupervised deep learningDetails ↗

Spherical Defense funding

Spherical Defense has raised $2.02M in priced equity, plus $6.69K non-dilutive & grants. Its most recent round was a Convertible Note in March 2020.

Equity raised: $2.02M2 priced rounds
Last round: Convertible NoteMar 2020
Other instruments: $6.69K non-dilutive

View the complete funding history

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security
Competitorsfull set, overlap scored
Leadershipevery exec, with roles
Customersnamed publicly, with sources
Reviews & newssentiment, coverage, cadence

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Funding, round by round, with the investors
Headcount, hiring and the people
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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security

Similar in Application Security

Common questions about Spherical Defense.

How much funding has Spherical Defense raised?: Spherical Defense has raised $2.02M in priced equity, plus $6.69K non-dilutive & grants. Its most recent round was a Convertible Note in March 2020.
Who are Spherical Defense's competitors?: APIDefender, Cequence Security, and Harness are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.
What does Spherical Defense do?: Spherical Defense is a cybersecurity company specializing in Application Security, founded in 2016 and headquartered in San Francisco, United States.
What products does Spherical Defense sell?: Spherical Defense sells Spherical Defense Autonomous Protection.