Prompt Security - About the company
Prompt Security is an acquired company based in New York City (United States), founded in 2023 by Itamar Golan and Lior Drihem. It operates as a Platform for enterprise Generative AI security. Prompt Security has raised $23M in funding from Jump Capital and Hetz Ventures. The company has 1179 active competitors, including 136 funded and 70 that have exited. Its top competitors include companies like TrustArc, BigID and Sprinto.
Company Details
Platform for enterprise Generative AI security. The solution prevents security risks and offers data security. It offers solutions for Generative AI including prompt injection, data leaks, and shadow AI.
- Website
- prompt.security
- Social
- Email ID
- *****@prompt.security
Key Metrics
Founded Year
2023
Location
New York City, United States
Stage
Acquired
Total Funding
$23M in 2 rounds
Latest Funding Round
Investors
Ranked
35th among 1179 active competitors
Employee Count
42 as on Aug 31, 2026
Exit Details
Acquired by SentinelOne (Aug 05, 2025)
Legal entities associated with Prompt Security
Prompt Security is associated with 1 legal entity given below:
Legal Entity Name | Date of Incorporation | Revenue | Latest Employee Count | Documents |
|---|---|---|---|---|
PROMPT SECURITY, INC. CIN: 7633873 , United States, Active | Aug 22, 2023 | - | - | - |
Prompt Security's acquisition details
Prompt Security got acquired by SentinelOne on Aug 05, 2025.
Click here to take a look at Prompt Security's acquisition in detail
Sign up to download Prompt Security's company profile
Prompt Security's funding and investors
Prompt Security has raised a total funding of $23M over 2 rounds. Its first funding round was on Jan 24, 2024. Its latest funding round was a Series A round on Nov 20, 2024 for $*****. 5 investors participated in its latest round. Prompt Security has 8 institutional investors.
Here is the list of recent funding rounds of Prompt Security:
Date of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Nov 20, 2024 | 1844817 | Series A | 9048313 | 8452150 | 2927837 | 2323308 |
Jan 24, 2024 | 3860523 | Seed | 6962218 | 6192313 |
Access funding benchmarks and valuations. Sign up today!View details of Prompt Security's funding rounds and investors
Prompt Security's founders and board of directors
Founder? Claim ProfileThe founders of Prompt Security are Itamar Golan and Lior Drihem. Itamar Golan is the CEO of Prompt Security.
Here are the details of Prompt Security's key team members:
- Itamar Golan: Co-Founder & CEO of Prompt Security. Contact Info: 1 email address
- Lior Drihem: Former Co-Founder & CTO of Prompt Security. Contact Info: 1 email address
View details of Prompt Security's Founder profiles and Board Members
Prompt Security's employee count trend
Prompt Security has 42 employees as of Aug 26. Here is Prompt Security's employee count trend over the years:
Uncover Prompt Security's growth story! Sign up today!
Access Tracxn on any website
Install Tracxn ExtensionOur Google Chrome extension lets you view company details while browsing their websites
Prompt Security's Competitors and alternates
Top competitors of Prompt Security include TrustArc, BigID and Sprinto. Here is the list of Top 10 competitors of Prompt Security, ranked by Tracxn score:
Get insights and benchmarks for competitors of 2M+ companies! Sign up today!
Rank | Company Details | Short Description | Total Funding | Investors | Tracxn Score |
|---|---|---|---|---|---|
1st |  TrustArc 1997, Walnut Creek (United States), Acquired | Cloud-based data privacy and compliance solutions for businesses | $107M | 78/100 | |
2nd | BigID 2016, New York City (United States), Series D | Provider of data security, privacy, compliance, and AI governance platform | $308M | 72/100 | |
3rd | Sprinto 2020, San Francisco (United States), Series B | Provider of a platform for continuous security and compliance management | $32.2M | 70/100 | |
4th | Platform offering solutions for data privacy | $42.5M | 69/100 | ||
5th |  OneTrust 2016, Atlanta (United States), Series D | Provider of software for data privacy risk and compliance management | $1.13B | 67/100 | |
6th |  Skyflow 2019, Mountain View (United States), Series B | Provider of a runtime data control platform designed to secure sensitive information across applications, data platforms, and artificial intelligence systems | $100M | 65/100 | |
7th |  Kiteworks 1999, Palo Alto (United States), Series D | Provider of private data network for secure and compliant data exchange | $650M | 65/100 | |
8th |  HICX 2004, London (United Kingdom), Series B | Provider of supplier management platform facilitating supplier information and process orchestration | $41.8M | 64/100 | |
9th | Transcend 2017, San Francisco (United States), Series B | Developer of software for managing customer data privacy and permissions | $90M | 63/100 | |
10th |  Duality 2016, Hoboken (United States), Series B | Data encryption solutions using cryptography | $49M | 63/100 | |
35th |  Prompt Security 2023, New York City (United States), Acquired | Platform for enterprise Generative AI security | $23M | 50/100 |
Get insights and benchmarks for competitors of 2M+ companies! Sign up today!Looking for more details on Prompt Security's competitors? Click here to see the top ones
Prompt Security's Investments and acquisitions
Prompt Security has made no investments or acquisitions yet.
Reports related to Prompt Security
Here is the latest report on Prompt Security's sector:
News related to Prompt Security
Filter this list•
SentinelOne Japan Acquires Prompt Security to Strengthen AI SecurityStartup Log•Aug 28, 2025•Prompt Security, SentinelOne
•
Israeli cybersecurity firm SentinelOne acquires fellow startupTech in Asia•Aug 05, 2025•Prompt Security, SentinelOne
•
SentinelOne to buy Prompt Security to advance GenAI securitySeeking Alpha•Aug 05, 2025•Prompt Security, SentinelOne
•
Prompt Security launches authorization features to strengthen AI data access controlsSiliconAngle•Mar 18, 2025•Prompt Security
•
•
•
Prompt Security: GenAI-Based Security Company Raises $18 Million (Series A)Pulse 2.0•Dec 04, 2024•Prompt Security, Jump Capital, Hetz Ventures, Ridge Ventures and 1 other
•
Prompt Security raises $18 million to help companies better secure generative AI tools like ChatGPTDnyuz•Nov 20, 2024•Prompt Security, Jump Capital, Hetz Ventures, Ridge Ventures and 2 others
•
Prompt Security Launches First Comprehensive Security and Governance Solution for Microsoft 365 CopilotPR Newswire•Sep 04, 2024•Prompt Security
•
Takara And Prompt Security Have Announced A Strategic Partnership Aimed At Revolutionizing Ai Safety.Sme Bulletin•Aug 30, 2024•Prompt Security
Get curated news about company updates, funding rounds, M&A deals and others. Sign up today!Are you a Founder ?
FAQs about Prompt Security
Explore our recently published companies
- Bobsyeruncle - 1999 founded, Unfunded company
- Judyannejackson - Unfunded company
- Flyhii - Hyderabad based, 2022 founded, Unfunded company
- Philonet - Bengaluru based, 2024 founded, Unfunded company
- Swasth Technologies - Bengaluru based, 2018 founded, Unfunded company
- Pallix - Pune based, 2026 founded, Unfunded company
