Adaptive Security Funding, Investors & Competitors

Adaptive Security has raised $136M across 2 funding rounds, most recently a $81M Series B in December 2025.

Last Adaptive Security funding round

$81M

Series B · Dec 2025

Cumulative funding Adaptive Security raised

$136M

across 2 funding rounds

Key investors in Adaptive Security

  • Andreessen Horowitz
  • Abstract
  • OpenAI Startup Fund
  • Bain Capital Ventures
  • Eniac Ventures
  • Citi Ventures
  • Capital One Ventures
  • NVentures

Adaptive Security Overview

About Adaptive Security

Adaptive Security is a cybersecurity company combating deepfake threats in networks. It deploys detection engines for synthetic audio, video, and voice manipulations used in fraud and misinformation. The platform scans communications in real-time for enterprises. Tel Aviv-based, Adaptive Security protects financial institutions and media outlets with forensic analysis tools developed since 2020.


Founded

2023

HQ

United StatesNew York City, NY

Status

Privately held

Customer focus

B2B

Revenue model

Subscription

Adaptive Security Funding History

Adaptive Security has raised a total of $136M across 2 funding rounds.

Adaptive Security's first fundraising round was a $55M Series A in April 2025. The most recent completed round was a $81M Series B in December 2025.

Adaptive Security funding rounds

Adaptive Security funding rounds
DateStageInvestorsRaisedDeal Summary
Dec 2025Series BBain Capital Ventures (lead); OpenAI Startup Fund; NVentures; Andreessen Horowitz; Capital One Ventures; Citi Ventures; Abstract$81MAdaptive Security is a New York-based cybersecurity startup founded in 2024 that provides an AI-powered platform to defend against social engineering attacks, including deepfakes, impersonation, and multi-channel threats exploiting human trust rather than technical vulnerabilities. The platform simulates AI-driven deepfake phishing, offers executive risk scoring, automated threat triage, and tailored training programs to identify vulnerabilities and mitigate risks for enterprises. On December 16, 2025, Adaptive Security raised an $81 million Series B funding round led by Bain Capital Ventures, with participation from NVentures (NVIDIA's venture arm), OpenAI Startup Fund, Andreessen Horowitz (a16z), Abstract Ventures, Capital One Ventures, and Citi Ventures. This marked the company's third fundraising announcement in 2025, following a $43 million Series A in April led by OpenAI Startup Fund and a16z—OpenAI's first cybersecurity investment—and a $12 million follow-on in September led by OpenAI Startup Fund, bringing total capital raised to $146.5 million. The funds will expand platform capabilities, accelerate product development focused on human-layer security, grow the team, and advance efforts to secure AI systems. Since its public launch in January 2025, Adaptive has rapidly grown to over 500 enterprise customers, including PayPal, Xerox, Bose, NHL, PGA, Figma, Ramp, Vimeo, TaylorMade Golf, and Perplexity, while reporting a Net Promoter Score of 94. Customers have reported increased deepfake incidents, with over half of conversations noting such activity in 2025. Co-founders Brian Long (CEO) and Andrew Jones bring experience from prior ventures TapCommerce (sold to Twitter in 2014) and Attentive, both backed by Bain Capital Ventures. Investors highlight the founders' track record and the rising board-level priority of AI-enabled threats, where social engineering drives over 95% of breaches per industry reports.
Apr 2025Series AAndreessen Horowitz (lead); OpenAI Startup Fund (lead); Eniac Ventures; Crossbeam Ventures; Abstract; Adam Ely; K5 Ventures$55MAdaptive Security is a cybersecurity company focused on stopping AI-powered social engineering attacks, including deepfakes and impersonation via voice calls, text messages, video, and email. It offers AI-driven simulations for deepfake phishing, automated threat triage, executive risk scoring, and individualized employee training. Launched publicly in January 2025, it protects over 500 enterprise customers including PayPal, Xerox, Bose, NHL, PGA, Figma, Ramp, Vimeo, TaylorMade Golf, and Perplexity, achieving a Net Promoter Score of 94. The company raised a Series A round totaling $55 million, with a follow-on investment from OpenAI Startup Fund announced on September 9, 2025. Investors include OpenAI Startup Fund, noted as its only cybersecurity investment. Subsequently, on December 16, 2025, Adaptive Security announced an $81 million Series B led by NVIDIA and Bain Capital Ventures, with participation from Capital One Ventures, Citi Ventures, Abstract Ventures, Andreessen Horowitz (a16z), and OpenAI Startup Fund. The Series B funds product acceleration and team expansion to counter surging AI-enabled threats like deepfakes, which grew 17 times from 2023 to 2024.

Who has invested in Adaptive Security?

11 investors have backed Adaptive Security across its funding rounds, including Andreessen Horowitz, Abstract, OpenAI Startup Fund, Bain Capital Ventures, Eniac Ventures and Citi Ventures.

Lead investors include Bain Capital Ventures, Andreessen Horowitz and OpenAI Startup Fund.


Adaptive Security Investors

Investors in Adaptive Security by funding rounds participated
InvestorHQRoundsRoleFirst check
OpenAI Startup FundUnited StatesSan Francisco, CA2LeadApr 2025
Andreessen HorowitzUnited StatesSan Francisco, CA2LeadApr 2025
AbstractUnited StatesSan Francisco, CA2ParticipantApr 2025
Eniac VenturesUnited StatesNew York City, NY1ParticipantApr 2025
NVenturesUnited StatesSan Jose, CA1ParticipantDec 2025
Crossbeam VenturesUnited StatesLos Angeles, CA1ParticipantApr 2025
Capital One VenturesUnited StatesSan Francisco, CA1ParticipantDec 2025
Citi VenturesUnited StatesSan Francisco, CA1ParticipantDec 2025
Bain Capital VenturesUnited StatesSan Francisco, CA1LeadDec 2025

This data is available for Pro users. Sign up to see all 11 Adaptive Security investors.

Start Free Trial

Benchmark 350K+ Funding Rounds and Disclosed VC Valuation Multiples

Sign up to see data on 350K+ funding rounds and disclosed revenue and EBITDA valuation multiples, from seed, through growth stage, to pre-IPO.

Start Free Trial

Adaptive Security Competitors

Adaptive Security competitors include listed companies like Palo Alto Networks, CrowdStrike, IBM and Fortinet, and private ones like Safe Superintelligence and Cyera.

Public and private companies comparable to Adaptive Security
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
Palo Alto NetworksUnited StatesUnited StatesPublicly listed$11B$1B$307B25.9x
CrowdStrikeUnited StatesUnited StatesPublicly listed$4.8B($12M)$252B44.5x
IBMUnited StatesUnited StatesPublicly listed$68B$17B$224B4.0x
FortinetUnited StatesUnited StatesPublicly listed$6.8B$2.3B$127B15.9x
Safe SuperintelligenceUnited StatesSan Francisco, CAPrivate--$32B-
CyeraUnited StatesNew York City, NYPrivate$150M-$12B80.0x

Adaptive Security Public Comps

Adaptive Security is still privately-owned, but its public comps include Palo Alto Networks, CrowdStrike, IBM, Fortinet, Cloudflare, Okta, Zscaler, F5, Rubrik and Gen Digital.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Palo Alto Networks$11B$1B26.7x25.9x301.1x76.9x
CrowdStrike$4.8B($12M)51.4x44.5x(19816.2x)151.0x
IBM$68B$17B4.2x4.0x16.9x14.6x
Fortinet$6.8B$2.3B18.1x15.9x53.7x41.9x
Cloudflare$2.2B($25M)54.6x44.3x(4653.4x)185.1x
Okta$2.9B$245M10.6x10.0x126.4x36.4x
Zscaler$3.4B$42M9.1x8.9x721.8x32.5x
F5$3.1B$901M7.5x6.9x25.8x18.3x

This data is available for Pro users. Sign up to see all Adaptive Security competitors and their valuation data.

Start Free Trial

Common questions about Adaptive Security

When was Adaptive Security founded?Adaptive Security was founded in 2023.
Where is Adaptive Security headquartered?Adaptive Security is headquartered in New York City, NY, United States.
Is Adaptive Security publicly listed?No, Adaptive Security is a private, VC-backed company.
How much funding has Adaptive Security raised?Adaptive Security has raised $136M across 2 funding rounds.
What was Adaptive Security's last funding round?Adaptive Security's last funding round was a $81M Series B in December 2025, led by Bain Capital Ventures.
Who are Adaptive Security's investors?Adaptive Security's investors include OpenAI Startup Fund, Andreessen Horowitz, Abstract, Eniac Ventures, NVentures, Crossbeam Ventures, Capital One Ventures, Citi Ventures, Bain Capital Ventures, Adam Ely and 1 other.
Which companies are comparable to Adaptive Security?Companies comparable to Adaptive Security include Palo Alto Networks, CrowdStrike, IBM, Fortinet, Safe Superintelligence and Cyera.

See companies similar to Adaptive Security

Start Your
Free Trial Today

Try Multiples for free for 3 days. Got questions or need a demo? Schedule a call with us below.

Start Trial