Legit Security
Legit Security sells software that detects and fixes vulnerabilities in AI-generated code. The Boston-based company has raised $74M, most recently in a Series B round in September 2023, and employs 88 people.
The growth story
Legit Security grew from 24 to 88 employees between 2021 and 2026, raising $74M along the way, most recently a Series B in September 2023.
About
Legit Security builds tools for companies to secure code written by AI systems. Its platform identifies vulnerabilities as AI generates code and learns from codebases to improve detection over time. Customers include Fortune 500 companies.
The company has raised $74M in venture funding, with its Series B closing in September 2023. Investors include Bessemer Venture Partners and CRV. It employs 88 people, with engineering making up its largest function.
Founders and leadership
Engineering is Legit Security's largest function, with 15 employees. The company has a median tenure of 2 years, suggesting moderate turnover.
The Legit Security org chart
Roni Fuchs (Co-Founder & CEO) leads 24 mapped leaders with 4 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 24 (-29% YoY), Sales 11 (0% YoY), Information Technology 9 (+80% YoY), Entrepreneurship 9 (0% YoY), Business Development 8 (0% YoY), Human Resources 4 (-20% YoY).
Talent flow
Legit Security recruits heavily from Israeli military and intelligence units, with 10 hires from Unit 8200 and 5 from the Israel Defense Forces. Alumni often move to other cybersecurity firms, with Cyera and A Security each taking 5 former employees.
Most common previous employers of Legit Security staff: Israeli Military Intelligence - Unit 8200 (10), Checkmarx (6), Israel Defense Forces (5), Lumobit (3), SafeBreach (3), Log-On Software (2). Former Legit Security employees most often moved to Cyera (5), A Security (5), Wonderful (3), Clutch Security (2), PlainID (2), Wiz (2).
Alumni worth knowing
Hiring now
Web traffic
Traffic mix: 23% direct, 52% search, 5% social, 0% paid.
What this company is made of
Most common skills at Legit Security: Management (29), Leadership (28), Python (Programming Language) (23), Security (23), SQL (22), Cybersecurity (21), Microsoft Office (20), Software Development (20).
Where the team actually sits
Legit Security people are concentrated in Tel Aviv District, Israel (15), Israel (12), Center District, Israel (9), Massachusetts, United States (7).
Search footprint
Legit Security attracts about 4,897 organic search visits a month, traffic worth roughly $267K a month if bought through ads. It gained 1,992 ranking keywords and lost 4,405 in the last period.
What employees say
- Compensation
- 4.50 / 5
- Career opportunities
- 3.90 / 5
- Senior management
- 3.90 / 5
- Work-life balance
- 4.50 / 5
Frequently asked
Legit Security has 88 employees as of September 2026.
Legit Security has raised $74M in total, most recently a Series B round in September 2023.
Legit Security was founded in 2021 by Roni Fuchs, Liav Caspi, Lior Barak.
Roni Fuchs (Co-Founder & CEO) sits at the top of Legit Security's reporting structure, with 4 direct reports.
The most common previous employers of current Legit Security staff are Israeli Military Intelligence - Unit 8200 (10 people), Checkmarx (6 people), Israel Defense Forces (5 people).
Former Legit Security employees most often move to Cyera (5), A Security (5), Wonderful (3).
Legit Security attracts about 4,897 organic search visits a month, worth roughly $267K a month in equivalent ad spend.
The most common skills among Legit Security staff are Management, Leadership, Python (Programming Language), Security, SQL.
Legit Security staff are concentrated in Tel Aviv District, Israel (15), Israel (12), Center District, Israel (9).
Legit Security has about 24 people in Engineering, down 29% over the past year, as of September 2026.
Legit Security has about 11 people in Sales, up 0% over the past year, as of September 2026.
Computed from 52 current and 111 former Legit Security profiles, as of September 2026. Source: Crustdata.
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