When was Rein Security founded?

Rein Security was founded in 2018 and raised its 1st funding round 8 years after it was founded.

Where is Rein Security located?

Rein Security is headquartered in Tel Aviv, Israel.

How many employees does Rein Security have?

As of May 31, 2026, the latest employee count at Rein Security is 27.

Is Rein Security a funded company?

Rein Security is a funded company, having raised a total of $***** in its 1st and only funding round, a Seed round on Jan 29, 2026.

When was the latest funding round of Rein Security?

Rein Security's latest funding was a $***** Seed round on Jan 29, 2026, with participation from 3 investors. Its primary sector is Cybersecurity. In Israel, the Cybersecurity sector has seen $891M in funding in 2026 to date.

Where does Rein Security rank among its competitors?

Rein Security ranks 13th amongst 46 active competitors, of which 12 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was Raven, which secured $20M in Mar, 2026.

Who are the top competitors of Rein Security?

Rein Security's top competitors include Contrast Security, Protectt.ai and Operant AI. Among them, Raven secured the most recent funding round in March, 2026.

Rein Security - 2026 Company Profile, Funding & Competitors

Rein Security is a seed company based in Tel Aviv (Israel), founded in 2018. It operates as a Provider of application security platform offering real-time context and protection. Rein Security has raised $8M in funding from Glilot Capital Partners. The company has 46 active competitors, including 12 funded and 5 that have exited. Its top competitors include companies like Contrast Security, Protectt.ai and Operant AI.

Company Details

Provider of application security platform offering real-time context and protection. It delivers visibility into user interactions, resource access, API invocations, and code vulnerabilities. The platform offers protection for AI, APIs, and software composition analysis. It provides detection and response capabilities with threat hunting and forensics.

Key Metrics

Founded Year

2018

Location

Tel Aviv, Israel

Stage

Seed

Total Funding

$8M in 1 round

Latest Funding Round

Seed, Jan 29, 2026, $*****

Investors

Glilot Capital Partners & 3 more

Ranked

13^th among 46 active competitors

Employee Count

27 as on May 31, 2026

Similar Companies

Contrast Security & 65 more

View Rein Security's full profile

Rein Security has raised a total funding of $8M over 1 round. Its latest funding round was a Seed round on Jan 29, 2026 for $*****. 3 investors participated in its latest round. Rein Security has 1 institutional investor and 3 angel investors.

Here is the list of recent funding rounds of Rein Security:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jan 29, 2026	3457585	Seed	6073723	4146227	5765700	2458121

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View details of Rein Security's funding rounds and investors

Rein Security's employee count trend

Rein Security has 27 employees as of May 26. Here is Rein Security's employee count trend over the years:

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Top competitors of Rein Security include Contrast Security, Protectt.ai and Operant AI. Here is the list of Top 10 competitors of Rein Security, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Contrast Security 2014, Los Altos (United States), Series E	Cloud based platform offering application self protection solutions	$269M	Liberty Strategic Capital, General Catalyst ... & 14 others	70/100
2nd	Protectt.ai 2020, Mumbai (India), Series A	AI powered application security and threat detection platform	$16.6M	bajajfinance.com, Bessemer Venture Partners ... & 5 others	64/100
3rd	Operant AI 2020, San Francisco (United States), Series A	Developer of runtime security solutions for cloud, AI, and applications	$13.5M	Felicis Ventures, SineWave Ventures & 8 others	60/100
4th	Jscrambler 2014, Porto (Portugal), Series A	Cloud based JavaScript protection and web page monitoring solution provider	$23.3M	Ace Capital Partners, Bright Pixel Capital ... & 6 others	56/100
5th	Sqreen 2010, San Francisco (United States), Acquired	Cloud based threat detection in web application	$16.4M	Alven, Greylock Partners & 12 others	51/100
6th	V-Key 2011, Redwood City (United States), Series C	Mobile app security solutions provider empowering businesses and protecting users	$16M	Ant Group, IPV Capital & 1 others	51/100
7th	Prevoty 2013, Los Angeles (United States), Acquired	Cloud security solutions provider specializing in application and data protection	$24.3M	Core Ventures Group, ForgePoint Capital & 10 others	50/100
8th	TrueFort 2015, Weehawken (United States), Series B	Application security solutions provider	$48M	Shasta Ventures, Evolution Equity Partners ... & 6 others	48/100
9th	BlueCedar Networks 2016, San Francisco (United States), Series B	Developer of mobile app security platform integrating with app delivery tools	$27M	Grayhawk Capital, Generation Ventures & 7 others	47/100
10th	Raven 2022, Palo Alto (United States), Seed	Cloud and AI based spend management solutions	$20M	Norwest, SentinelOne & 8 others	45/100
13th	Rein Security 2018, Tel Aviv (Israel), Seed	Provider of application security platform offering real-time context and protection	$8M	Glilot Capital Partners & 3 others	37/100