Ivan Tsarynny
FounderFounder at Feroot Security
Greater Toronto Area, Canada
FoundedFeroot Security Β· YC
About
Ivan Tsarynny is CEO and co-founder of Feroot Security, which provides security testing and protection for web application client-side code.
Ivan Tsarynny @ivan_tsarynny
A security alert for everyone using AppsFlyer marketing tools. https://t.co/9Cm1O8RmnD
Mar 12, 2026 Β· β₯ 1
Ivan Tsarynny @ivan_tsarynny
New video guide how to use PageScanner extension for Chrome browser: Want to know what data websites collect about you? I recording a video of how to use PageScanner browser extension to see exactly what happens behind the scenes when you browse web pages. Perfect for #PCIDSS https://t.co/F86h6z14p8
Feb 12, 2025 Β· β₯ 3 Β· β 1
Ivan Tsarynny @ivan_tsarynny
Watch this video to see how we found code on DeepSeek's website that can transfer user data to China Mobile: You can use these techniques to analyze any website, not just DeepSeek. #SecurityResearch #DeekSeek #CodeAnalysis #WebSecurity #DeepSeek #AI #Privacy #TechTutorial https://t.co/IRr7Z1Bsmh
Feb 9, 2025 Β· β₯ 7 Β· β 1
Founder at Feroot SecurityYC W21
Intro paths
Ivan went through Y Combinator (Winter 2021) β any YC alum in your network can reach them through the YC community.
Their group partner at YC was Aaron Epstein, General Partner at Y Combinator β the partner who ran Feroot Security's batch and knows the company first-hand. YC profile β
In turn, Ivan can intro founders to Feroot Security's investors below.
Feroot Security's investors Β· 4
Co-founders at Feroot Security
Experience
- FerootCEO & Co-foundercurrent2020 β presentToronto, Canada Area
- Standard Council of Canada GDPR Canadian Advisory CommitteeMember2018 β 2022Ottawa, Canada Area
- PostBeyond Inc.Board Member2013 β 2021Toronto, Ontario, Canada
- PostBeyond Inc.CVO and Co-Founder2017Toronto, Canada Area
- PostBeyond Inc.CEO & Co-Founder2013 β 2017Toronto, Canada Area
- Feroot DSRMCo-Founder2017 β 2020Toronto, Ontario, Canada
- Ardeo LogicFounder2002 β 2012
- Ministry of Government ServicesSr. Architect2008 β 2012Toronto, Canada Area
- Ministry of Government ServicesProject - CTS Collaboration Tools Server WebPortal Maturity, Sr. Technology Architect2010 β 2011
- Ministry of Government ServicesProject - CTS Collaboration Tools Server WebPortal Virtualization, Sr. Technology Architect2008 β 2010
- Ministry of Government ServicesProject - Service Datacenter Consolidation, Sr. Technology Architect2006 β 2008
- G.T. IncFounder2002 β 2008
- Maple Leaf Foods IncProject - Solutions Architecture2008
- Empire LifeProject - Infrastructure Migration, Architect2006
- BrainhunterProject - Infrastructure Migration, Architect2006
- Empire Financial GroupProject - Infrastructure Migration, Architect2006
- Peel District School BoardProject - Infrastructure Architectutre, Architect2006
- Empire FinancialProject - Infrastructure Migration, Architect2006
- Sun MicrosystemsProject - Thin Client Technology Architect2005 β 2006
- CGIProject - Senior Messaging Analyst2005 β 2006
Education
- CDINetwork Administrator1998 β 1999
Skills & more
+12 more
MarketingSoftware DevelopmentProduct ManagementBusiness DevelopmentSalesSoftware Architectural DesignLean StartupNegotiationEntrepreneurshipLeadershipStrategic PartnershipsIT StrategyFrom Ivan's professional profile.
Founder mafias
Y Combinator mafia8,668
Also came through, then founded or led a company.
+ 8,661 more
Shared employers
Also worked at Maple Leaf Foods Inc7
+ 1 more
Also worked at Sun Microsystems129
+ 123 more
Also worked at CGI19
+ 13 more