How much did Rein Security raise in its Seed?

Rein Security raised $8M in a Seed announced on 28 January 2026.

Who invested in Rein Security's Seed?

The round was led by Glilot Capital Partners, F4 Fund, Ofer Ben-Noon, Ohad Bobrov, Yoav Alon, Amir Jerbi.

What does Rein Security do?

Rein Security is a cybersecurity company specializing in Application Security, founded in 2024 and headquartered in Tel Aviv, Israel.

Funding record · 2026 / 01

Rein Security raises $8M Seed for application security

Announced 28 January 2026 · Recorded 8 September 2026 · Last verified 8 September 2026

Rein Security, an application security company based in Tel Aviv, Israel, raised $8M in a Seed announced on 28 January 2026, led by Glilot Capital Partners, F4 Fund and Ofer Ben-Noon with 3 others. Its disclosed equity funding is now $8M across 1 round.

Amount: $8M
Round: Seed
Announced: 28 January 2026
Lead investors: Glilot Capital Partners, F4 Fund, Ofer Ben-Noon, Ohad Bobrov, Yoav Alon, Amir Jerbi
Sources on record: 1reinsec.io

From the source

Rein Security emerges from stealth and publicly launches

Rein Security launched publicly from stealth on 28 January 2026, announcing its inside-out AppSec platform alongside its $8M seed round. Multiple news items on the same date cover the stealth emergence and product launch.

reinsec.io · 28 January 2026 ↗

The Mandos read

What the record says about Rein Security

Momentum 48 / 100 · Coolinglocked →
pillars in the platform
27 employees · 2 open roleslocked →
history and breakdowns in the platform
Exit Readiness: Lowlocked →
Tested against 751 past exits in the Mandos record: 43% sat in Watch or Elevated 2 years before. Companies in Elevated exited at 3.1× the record's rate.

Funding history

Rein Security funding on record

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

Latest round on record: Seed, Jan 2026.

Rein Security funding on the profile →

In the platform

The round is the fact. The read is the product.

Every round, investor and correction for Rein Security, the competitors buyers weigh it against, hiring by department, and an alert when the next thing happens.

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FAQ

Questions people ask

How much did Rein Security raise in its Seed?: Rein Security raised $8M in a Seed announced on 28 January 2026.
Who invested in Rein Security's Seed?: The round was led by Glilot Capital Partners, F4 Fund, Ofer Ben-Noon, Ohad Bobrov, Yoav Alon, Amir Jerbi.
What does Rein Security do?: Rein Security is a cybersecurity company specializing in Application Security, founded in 2024 and headquartered in Tel Aviv, Israel.