How much funding has Rein Security raised?

Rein Security has raised $8M in total. Its most recent round was a Seed in January 2026.

Who are Rein Security's competitors?

Harness, Qwiet, and Prophaze Technologies Pvt.Ltd. are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.

Rein Security

Application SecurityTel Aviv, Israelfounded 2024private

Rein Security is a cybersecurity company specializing in Application Security, founded in 2024 and headquartered in Tel Aviv, Israel. It has raised $8M in total funding, employs about 27 people, and is privately held.

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updated Aug 22, 2026

The record

What Rein Security did, dated.

Jun 2026Product launchRein launches the first security platform designed for Enterprise Agents
May 2026RecognitionFortune 500 CISOs vote Rein the best AI cybersecurity solution at ONUG 2026
Feb 2026Funding roundRein Security covered for its approach to analyzing reachability of application vulnerabilities
Jan 2026Funding roundRein Security secures $8m for production AppSec

Momentum

54 out of 100.

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Products

What Rein Security sells.

Rein Security Rein Application Security PlatformAgentless appsec platform providing real-time visibility into app behaviorDetails ↗

In the platform

The other 440 data points.

Funding historyevery round, every lead investor
Headcount growthvelocity, departments, seniority
Open jobs2 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Application Security

FAQ

Common questions about Rein Security.

How much funding has Rein Security raised?: Rein Security has raised $8M in total. Its most recent round was a Seed in January 2026.
How many people work at Rein Security?: About 27, with 2 open roles.
Who are Rein Security's competitors?: Harness, Qwiet, and Prophaze Technologies Pvt.Ltd. are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.