Company profile
Rein Security
Inside-out runtime AppSec: baselining in-production app behavior and blocking deviant execution.
- Status
- PrivateListed on CyberMerge Startup Radar (private vendors), snapshot Oct 1, 2026
- Valuation
- Undisclosed
- Latest funding
- Undisclosed
- HQ
- Tel Aviv + New York / Israel-US (Startup Radar)
- Website
- rein.security
- Last updated
Categories
Funding & valuation
Funding: Undisclosed — no round recorded in the CyberMerge Funding Tracker.
Latest signals
- Startup Radar · Application Security · snapshot Oct 1, 2026 SecurityWeek: emerged from stealth with $8M (Glilot Capital); founded 2024 by Matan Bar Efrat & Netanel Rubin. Source
Competitors
Same-category peers from CyberMerge Research maps, Startup Radar and What's The Use tags.
- ArmadinPrivateAI-native offensive security: autonomous agent swarms chain low-severity weaknesses into validated kill…
- OX SecurityPrivateAI-native AppSec from prompt to runtime: ASPM/PBOM, VibeSec for AI-generated code, plus OX Cloud CNAPP with…
- GitGuardianPrivateSecrets detection + non-human identity / AI-agent credential governance across SDLC.
- ArmorCodePrivateUnified exposure / ASPM orchestration across AppSec, cloud, and AI findings.
- Aikido SecurityPrivateUnified developer AppSec suite (SAST/SCA/secrets/cloud/runtime) with autofix; European unicorn.
- AnchorePrivateSBOM-centric software supply-chain security for containers and cloud-native builds.
- Backslash SecurityPrivateVibe-coding / AI-SDLC security: IDEs, coding agents, MCP, prompt workflows.
- ChainguardPrivateSafe-source open-source: zero-CVE container images, libraries, and supply-chain factory.
- CytixPrivateChange-risk AppSec: monitors AI-accelerated SDLC change for exploitability and audit evidence.
- FAZE SecurityPrivateOffensive Security Orchestration with Agentic Red Team: continuous agentic testing of web apps, APIs, and…
- Kodem SecurityPrivateRuntime SCA / code-to-runtime composition risk without heavy instrumentation.
- Salt SecurityPrivateAPI and agentic security platform; Salt Code enforces policy inside AI coding assistants.
Figures appear only as recorded in CyberMerge data, with source and date. “Undisclosed” means no published figure in our data. Editorial, not investment advice. Last updated . Spot an error? Tell the desk.