A Security
A Security is a cybersecurity company specializing in Attack Surface, founded in 2025 and headquartered in New York, United States. It has raised $37M in equity across 2 priced rounds, employs about 54 people, and is privately held.
updated Sep 9, 2026
Latest A Security news and company activity
What A Security did, dated — selected moves from the record, one per kind, newest first.
- Sep 2026Product launchA Security Open Sources ARENA, an AI-Powered Vulnerable Application Generator
- Jun 2026Funding roundA Security Raises $37 Million for Autonomous Offensive Security Platform
- Jun 2026Funding roundA Security Emerges from Stealth with $37M in Funding to Outpace Weaponized AI
9 events tracked since Jun 2026 · selected events shownUnlock the complete A Security timeline
A Security funding
A Security has raised $37M in priced equity. Its most recent round was a Venture Round in June 2026.
- Equity raised
- $37M2 priced rounds
- Last round
- Venture RoundJun 2026
A Security employees and hiring
A Security competitors
Security professionals most often compare A Security against Core Security, Fortra, and Dreadnode on cybersectools.com. 1 more is in the platform, with overlap scoring.
by search demand for comparison pages on cybersectools.com, 90 days
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
