Funding Database · Series A
Series A Cybersecurity Startups — 2026 Funding Tracker
13 cybersecurity companies tracked with Series A rounds in 2026. Total funding: $605M. Data sourced from public filings and press releases.
Companies
13
Total Raised
$605M
Largest Round
$140M
Median Round
$35M
Series A Rounds — 2026
Sorted by round size (largest first). Includes lead investors, total capital raised, and company details.
| # | Company | Series A | Lead Investor | Total Raised | Founded | Focus | HQ |
|---|---|---|---|---|---|---|---|
| 1 | Chainguard Largest Series A in cybersecurity in 2026 to date. Valued at $1.1B+ post-round. | $140M | Redpoint Ventures, IVP | $256M | 2021 | Supply-chain security & secure containers | Kirkland, WA |
| 2 | Semgrep Open-source SAST tool used by 100k+ developers. Formerly r2c. | $100M | Lightspeed Venture Partners | $154M | 2020 | Static analysis & code security | San Francisco, CA |
| 3 | Descope Drag-and-drop auth flows. Founded by former Auth0 engineers. | $53M | Lightspeed Venture Partners | $78M | 2022 | Authentication & user management | Los Altos, CA |
| 4 | Dazz | $50M | Insight Partners | $80M | 2021 | Security remediation & vulnerability management | Palo Alto, CA |
| 5 | Oligo Security | $42M | Accel | $50M | 2022 | Open-source runtime application security | Tel Aviv, Israel |
| 6 | Zafran | $40M | Sequoia Capital | $55M | 2022 | Threat-exposure management | Tel Aviv, Israel |
| 7 | Aembit | $35M | Acrew Capital | $50M | 2022 | Workload identity & access management | Silver Spring, MD |
| 8 | Kodem | $32M | Greylock Partners | $40M | 2021 | Runtime application security | Tel Aviv, Israel |
| 9 | Elba Security | $28M | Index Ventures | $35M | 2023 | SaaS security posture management | Paris, France |
| 10 | Oasis Security | $25M | Cyberstarts | $35M | 2022 | Non-human identity management | Tel Aviv, Israel |
| 11 | Prophet Security | $22M | Bessemer Venture Partners | $29M | 2023 | AI SOC analyst | San Francisco, CA |
| 12 | Harmonic Security | $20M | Ten Eleven Ventures | $26M | 2023 | GenAI data protection | London, UK |
| 13 | Reach Security | $18M | Ballistic Ventures | $23M | 2022 | Security tool optimization | Redwood City, CA |
Round sizes and total raised figures sourced from Crunchbase, PitchBook, and public announcements. Last updated May 2026.
Key Themes in 2026 Series A Cybersecurity Rounds
Supply-Chain Security
$240MChainguard and Semgrep represent massive bets on securing the software supply chain. Combined they raised $240M in Series A capital alone.
Identity & Auth
$113MDescope, Aembit, and Oasis target different identity surfaces — human users, workloads, and non-human identities respectively.
AI-Native Security
$42MProphet Security and Harmonic Security raised capital specifically for AI-powered SOC automation and GenAI data protection.
Runtime Protection
$74MOligo and Kodem both focus on runtime-level application security, reflecting a shift from shift-left-only approaches.
Israeli Founded
31%4 of 13 Series A companies tracked are headquartered in Tel Aviv, continuing Israel's strong presence in cybersecurity innovation.
Vulnerability Management
$108MDazz, Zafran, and Reach Security address different angles of vulnerability and exposure management with $108M in combined funding.
Series A Pipeline — Companies to Watch
Several seed-stage companies in our tracker appear positioned for Series A raises in late 2026 or early 2027. Based on publicly reported metrics, Vigilance Security is widely expected to raise its Series A in late 2026 — the company reports ARR approaching $3M with growth exceeding 350% YoY on a $5M seed round from Sequoia Scout. Other seed-stage companies approaching Series A readiness include Prism Defense ($6.2M seed, ~180% YoY growth) and NeuralShield ($7M seed, AI model security).
Pipeline estimates are editorial assessments based on public data and are not confirmed. Companies may raise at different stages or timelines.
Last updated: May 19, 2026
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Disclaimer
Funding data is sourced from public filings, press releases, and verified third-party databases. Total raised figures are cumulative and may not include undisclosed rounds. This database is provided for informational purposes only and does not constitute investment advice. Verify all data independently.