Source Defense

Private

IsraelCybersecurityhttps://sourcedefense.com/

Last Round

Series B

Apr 26, 2022

Total Funding Raised

$48.6M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Source Defense is a cybersecurity company that provides a client-side web application security platform to protect against threats originating from third-party JavaScript.

Sector

Cybersecurity

Verticals

Application Security, Data Protection, Compliance & Risk, Vulnerability Management

Business Model

B2B

Customer Profile

Subscription SaaS, Freemium

AI Layer

Application

Keywords

client-side securityweb skimming protectiondigital supply chain securityMagecart protectionthird-party script managementeSkimmingweb application securityscript isolationvirtual page compositiondata breach preventionPCI DSS compliancesupply chain attackbrowser securityjavascript sandboxingweb skimming

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Track how buyer interest and sentiment changes over time.

Source Defense Comps

Public and private peers based on sector, stage, and business model.

Source Defense comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Source Defense Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Series B	Apr 26, 2022
Series A Extension	May 19, 2020
Series A	Sep 26, 2018
Seed	Jul 1, 2016

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Key People

Founding team and executive leadership

Ross Hogan

Chief Executive Officer

Executive Team

Matthew McGuirk

Solution Architect, Office Of The CTO, Senior Director, Global Head Of Field Engineering

Executive Team

Max Konik

Chief Financial Officer

Executive Team

Hadar Blutrich

GM Israel CPO, CPO

Executive Team

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Source Defense Investors

Notable investors and investment history

Source Defense investors
Investor	Rounds
JVP	Series A, Series B, Series A Extension
NightDragon	Series B, Series A Extension
Connecticut Innovations	Series A, Series B, Series A Extension
Israel Innovation Authority	Seed
Global Brain Corporation	Series A, Series B, Series A Extension
Jerusalem Venture Partners	Series A, Series B, Series A Extension
AllegisCyber	Series A, Series B, Series A Extension

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Market signals

Structured signals derived from secondary market and firmographic data.

Mar 2, 2026
Mastercard signed as a new client for eSkimming security.
Apr 26, 2022
$27M round led by SpringTide Ventures.

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Source Defense Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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Source Defense Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Source Defense's valuation, stock price, and market status.

Firmographic Details

HeadquartersIsrael

Employee Range50

Year Founded2014

Last FundingApr 26, 2022

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