company
Rein Security announces $25M Series A
Announced a $25M Series A on October 8, 2026, bringing total funding to $35M for runtime security and governance of enterprise AI agents.
Editorial intelligence brief
Editorial focus
Announced a $25M Series A on October 8, 2026, bringing total funding to $35M for runtime security and governance of enterprise AI agents.
Focus: Runtime security and governance for enterprise AI agents
Latest funding
$25M
Series A · source-backed
Tracked funding
$25M
Sum of itemized funding events
Latest valuation
Not tracked
No source-backed record
Latest revenue
Not tracked
Deployment lifecycle position
Editorially verified updates
What changed
External coverage of Rein Security
Selected by relevance, date and publisher; grouped by story. External reporting is not independently verified by the map. Article dates are publisher timestamps supplied by the discovery feed; quieter profiles may show coverage up to 90 days old.
Last checked Oct 18, 2026.
SiliconANGLE · Reporting
Oct 8, 2026
Source-backed financial history
Funding and financial history
Funding, valuation, revenue, and debt are kept separate so unlike measurements are never presented as one trend.
Records
1
Sum of recorded funding
$25M
Coverage
partial
Partial history: earlier or intervening rounds may be missing. The sum covers only the announcements recorded here, not lifetime funding. Announced commitments may be paid over time; this is not a cash balance. Dates show announcements or first public reports, which can follow the investment itself.
One funding announcement recorded. More dated rounds are needed to show funding over time.
#1
Series A · $25M
Running tracked total: $25M
#1
Series A · $25M
Running tracked total: $25M
Sources and details for every recorded funding announcement, newest first.
Series A · $25M
Series A; total $35M is cumulative and not recorded as an additional round.
Product surface
Products and model families
Recent models
No standalone model family is structured for this profile.
Products
Agent runtime security platform
Open weights
No
API access
No
Review target
Weekly
Market position
Lifecycle and strategic signals
Research
Preview
Growth
Deployment
Deployment: Production & at scale
Focus
Runtime security and governance for enterprise AI agents
Signals
EnterpriseVertical AI
Taxonomy
CybersecurityEnterprise agents
Competitive context
Lakera
Infrastructure & distribution
Where Rein Security sits in the AI stack
01
Model layer
No standalone model family tracked
02
Access layer
Application or managed product
03
Market layer
Vertical + Enterprise
Public product surface
Agent runtime security platform
Stack signals
CybersecurityEnterprise agentsEnterpriseVertical AI
This section reflects publicly visible product and access signals. Undisclosed GPU, cloud, training, and data-center contracts are not inferred.
Evidence trail
Sources and corrections
Primary and public sources used to verify the structured company profile.
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