CloudSEK
Category: AI in Cybersecurity
An AI-driven digital risk protection platform that monitors the surface web, deep web, and dark web to identify and mitigate cyber threats in real-time. CloudSEK was founded in 2015. The company is led by Rahul Sasi. Based in Bengaluru, India. Team size: 100-500. Total funding raised: ~$39M total (Seed through Series B2). Latest round: Series B2 ($10M, Jan 2026). Key investors include Connecticut Innovations, MassMutual Ventures, Tenacity Ventures, Exfinity Venture Partners, IDFC Parampara, StartupXseed.
- Founded
- 2015
- Headquarters
- Bengaluru, India
- Team size
- 100-500
- Total funding
- ~$39M total (Seed through Series B2)
Value proposition
Automates the discovery of digital risks using contextual AI to reduce time-to-detect from weeks to minutes without requiring internal network access.
Products and solutions
Nexus AI, XVigil, BeVigil, SVigil, AIVigil, Threat Intelligence
Unique value
Utilizes 'Contextual AI' that emulates human cognition to filter through massive datasets, providing actionable alerts rather than raw data noise.
Target customer
Large enterprises, Fortune 500 companies, financial institutions, e-commerce platforms, and government agencies.
Industries served
BFSI, E-commerce and Retail, Healthcare, Manufacturing, Government and Public Sector, Technology
Technology advantage
Employs an 'outside-in' security approach combined with a proprietary mobile app security database (BeVigil) that indexes millions of apps.
How they differentiate
Differentiation through 'Contextual AI' engine for noise reduction and BeVigil for mobile app supply-chain risk analysis.
Main competitors
ZeroFox, Digital Shadows (ReliaQuest), Group-IB, CybelAngel
Key partnerships
Connecticut Innovations, Seed Group, Commvault, InCloud, AWS Marketplace, Global MSSPs
Notable customers
ICICI Bank, HDFC Bank, Airtel, CRED, NPCI
Major milestones
Secured $10M Series B2 from Connecticut Innovations (Jan 2026), Launched AIVigil AI Attack Surface Monitoring platform (early 2026), Partnered with Commvault for identity threat protection (Mar 2026), Partnered with InCloud to expand into Brazil (2026), Early investor Exfinity partially exited with 13x returns (Apr 2026), Crossed $15M ARR with 60%+ revenue from international markets
Growth metrics
~$15M ARR; 236+ employees; 60%+ net new revenue from international markets.
Market positioning
High-growth challenger in DRP and EASM, dominant in BFSI.
Geographic focus
India, Southeast Asia, North America, Middle East
Patents and IP
Proprietary AI models and mobile security analysis algorithms (Trade Secrets)
About Rahul Sasi
Rahul Sasi is a globally recognized cybersecurity researcher and entrepreneur with over a decade of experience in deep-tech security. Before founding CloudSEK, he was a Senior Technical Lead at iSIGHT Partners (acquired by FireEye) and a Security Researcher at Citrix. He is a frequent speaker at prestigious global security conferences, including Black Hat, Defcon, and CanSecWest.
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Official website: https://cloudsek.com