The International Computer Science Institute (ICSI)

What The International Computer Science Institute (ICSI) does

The International Computer Science Institute (ICSI) is an independent nonprofit computer science research institute founded in 1988 and headquartered at 2150 Shattuck Ave, Berkeley, California. Operating as an Affiliated Institute of UC Berkeley, ICSI brings together senior researchers, postdoctoral fellows, and visiting scholars across five core research themes — Machine Learning and AI, AI for Science and Health, Networked Systems, Security/Privacy/AI, and Technology/Law/Society — housed in dedicated research groups covering AI and Big Data, Deep Learning, Networked Systems, Usable Privacy and Security, and Socio-Technical Interaction.

The institute's technology footprint includes the open-source Zeek network monitoring platform (publicly released in 1998, now used by Apple, Amazon, Facebook, General Electric, Target, and Visa via its Corelight spinoff), the FrameNet semantic database for NLP, and 51 patents resulting from the SmartKom multimodal dialog project that spawned the SemVox interface deployed in Audi and Mercedes vehicles. ICSI researchers have produced foundational work in distributed hash tables (CAN, 2001), software-defined networking, network measurement, DNN backdoor detection, and LLM safety vulnerabilities (Emoji Attack research showing up to 75% degradation in unsafe-content detection).

ICSI is funded primarily through federal research grants from the National Science Foundation, DARPA, the Department of Energy, IARPA, the Army Research Office, and NASA, supplemented by the long-running IFI-DAAD postdoctoral fellowship partnership with the German Academic Exchange Service (which has hosted 400+ German fellows and over 1,000 international visiting scholars cumulatively). Additional revenue streams include technical and strategy consulting, event and co-working space rentals, and a track record of technology commercialization through spinoffs — most notably Nicira (acquired by VMware for $1.26 billion in 2012) and Corelight ($160 million in cumulative venture funding). The institute's customer base spans federal grant agencies, the open-source security community, and — through Corelight — large enterprises in technology, retail, financial services, and industrials.

Name

The International Computer Science Institute (ICSI)

Legal name

International Computer Science Institute

Website

https://icsi.berkeley.edu

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

51–100 employees

Short description

ICSI is an independent nonprofit computer science research institute affiliated with UC Berkeley, conducting foundational research across AI, networked systems, security, and privacy, funded primarily by federal grants and international fellowships while commercializing outputs via spinoffs such as Corelight.

Ownership category

akta.pro rank

Product category

Computer Science Research Institute

NAICS

Research and Development in the Social Sciences and Humanities (541720)

SIC

Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Industrial Control System (ICS) & SCADA Security (HDADAJAA)

akta.pro secondary industry

Instrumentation, Controls & Automation Engineering Consulting (BPAHAIAM)

Keywords

• Computer science research
• AI machine learning research
• Networked systems research
• Cybersecurity privacy research
• Open source network monitoring

Headquarters

HQ city

Berkeley

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations, Marketing or Sales

Revenue model

1. Government Research Grants: Primary funding from federal agencies including National Science Foundation (NSF), Defense Advanced Research Projects Agency (DARPA), U.S. Department of Energy (DOE), Army Research Office, Intelligence Advanced Research Projects Activity (IARP), and NASA. Grants fund specific research projects in networking, security, AI, and machine learning.
2. International Fellowship Programs: Long-running collaboration with DAAD (German Academic Exchange Service) supporting international postdoctoral researchers. Fellowship funding supports visiting scholars from Germany and other countries at ICSI.
3. Startup Spinoffs and Licensing: Technology commercialization through startup creation. Corelight was spun out of ICSI's Zeek project, attracted $160 million in venture funding. Research contributes to spinoff companies creating economic impact.
4. Research Services and Consulting: ICSI offers technical and strategy consulting services to organizations. Event spaces and co-working spaces are available for workshops and meetings.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels7 records

Core offering

ICSI is an independent, nonprofit computer science research institute affiliated with UC Berkeley that conducts fundamental and applied research across machine learning, AI, networked systems, security, and privacy. It offers postdoctoral fellowship and visiting scholar programs, technical consulting services, and event/co-working spaces, and distributes open-source research outputs such as the Zeek network monitoring system. The institute also commercializes research through startup spinoffs and licensing.

Product overview

ICSI is an independent nonprofit research institute affiliated with UC Berkeley, offering a platform of research groups, services, and technologies. The institute organizes its work through five core research themes (Machine Learning and AI, AI for Science and Health, Networked Systems, Security/Privacy/AI, and Technology/Law/Society) with dedicated research groups including AI and Big Data, Deep Learning, Networked Systems, and Usable Privacy and Security. Notable research outputs include the Zeek network monitoring system and its spin-off Corelight, and the FrameNet semantic language database. ICSI also offers practical services including event and co-working spaces, technical consulting, and postdoctoral fellowship programs through the DAAD partnership.

Differentiator

Problem solved

Functional benefit

Products and services

• Event Spaces at ICSI Versatile on-site facility rental at 2150 Shattuck Avenue in Berkeley, available for lectures, roundtables, workshops, receptions, training sessions, and hackathons hosted by external organizations.
• Co-working Spaces at ICSI Modern office and meeting space offered to visiting researchers and external teams for workshops and meetings, supporting collaboration near UC Berkeley.
• Technical and Strategy Consulting Services Consulting services applying ICSI's brainpower and technical expertise in networking, security, AI, and privacy to address organizations' strategic and technical challenges.
• IFI-DAAD Postdoctoral Fellowship Program Postdoctoral fellowship program, run jointly with DAAD (German Academic Exchange Service), bringing international researchers—particularly from Germany—to conduct research at ICSI with mentoring, visa support, housing support, and social support.
• Zeek Network Monitoring System Open-source network monitoring and security analysis platform developed at ICSI providing real-time intruder detection and a rich archive of logs for retrospective security analysis, used by enterprises including Apple, Amazon, Facebook, GE, Target, and Visa.
• AI and Big Data Research Group Specialized internal research group developing methods to extract insights from large-scale data, with a focus on machine learning and scientific applications; participates in collaborative grant-funded research projects.
• Deep Learning Research Group Specialized internal research group advancing the reliability and effectiveness of deep learning models, including applications to drug discovery and large-scale ML/AI systems.
• Networked Systems Research Group Specialized internal research group addressing networked systems problems across all layers of the stack, from operating system design to high-level internet architecture.
• Usable Privacy and Security Research Group Specialized internal research group studying how human factors shape privacy and security outcomes, informing solutions for a safer digital future across consumer and enterprise contexts.

Quantifiable outcome

• 51 patents generated from SmartKom multimodal interaction research
• +7 more outcomes

Named customers9 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability13 records

Feature6 records

Partnerships

Eleven partnerships are on record, tiered core and minor.

• CorelightcoreTechnology or Integration · 1 January 2013Startup spun out of ICSI's Zeek network monitoring project, founded by Vern Paxson, Robin Sommer, and Seth Hall. Corelight has attracted $160 million in venture funding and grown into a leading network security monitoring platform. Zeek technology originally developed at ICSI and Lawrence Berkeley National Laboratory.
• DFKI (German Research Center for Artificial Intelligence)coreStrategic or Co-development Partner · 1 January 1988DFKI was founded by Wolfgang Wahlster in 1988 and has grown into one of the world's leading AI research institutions. Wahlster serves as Chief Advisor after 20+ years as CEO. ICSI and DFKI collaborate on AI research, with regular exchange of researchers and joint projects. DFKI Berlin visit included meetings on human-centric AI research.
• DAAD (German Academic Exchange Service)coreStrategic or Co-development Partner · 1 January 1987Long-running collaboration between ICSI and DAAD supporting international postdoctoral researchers through the IFI fellowship program. Over 400 fellows from Germany have been hosted, with the program extending to include international scholars from around the world totaling over 1000 visiting researchers. DAAD President Joybrato Mukherjee visited ICSI in 2024 to strengthen ties.
• UC BerkeleycoreStrategic or Co-development PartnerICSI is an Affiliated Institute of UC Berkeley, providing researchers access to world-class university resources. Many ICSI researchers hold joint appointments with UC Berkeley EECS and Statistics departments. The affiliation provides unique advantages of university access without university bureaucracy.
• AI GridminorStrategic or Co-development PartnerCollaborative network focused on advancing AI research. Wolfgang Wahlster serves as Chairman of AI Grid Presidi um. ICSI participates in AI Grid Summit events and considers AI Grid as pathway for members to join ICSI postdoctoral programs.
• BIFOLD (Berlin Institute for Foundations of Learning and Data)minorStrategic or Co-development PartnerBIFOLD conducts foundational research in big data management and machine learning. Lea Shanley and Damian Borth visited BIFOLD during Germany trip to strengthen AI research ties.
• Saarland UniversityminorStrategic or Co-development PartnerWolfgang Wahlster served as Professor of Computer Science until 2018, securing funding for Collaborative Research Centers and Cluster of Excellence from German Research Foundation. ICSI collaboration has generated multiple visiting researchers.
• University of St. GallenminorStrategic or Co-development PartnerDamian Borth serves as Director of Institute of Computer Science and Professor in AI and Machine Learning. Borth conducted postdoctoral research at ICSI and is involved in YFCC100m dataset creation.
• University of QueenslandminorStrategic or Co-development PartnerFred Roosta holds joint appointment as Senior Research Scientist at ICSI and Professor at University of Queensland School of Mathematics and Physics. Research collaboration on optimization and machine learning.
• Lawrence Berkeley National LaboratorycoreStrategic or Co-development PartnerMultiple collaborations including Michael Mahoney as Group Lead for Machine Learning and Analytics at Berkeley Lab, and Ben Erichson as Research Scientist. Corelight founders Vern Paxson and Robin Sommer originated work at LBNL before moving to ICSI.
• German Center for Research and Innovation San Francisco (DWIH)minorStrategic or Co-development PartnerZahar Barth-Manzoori, director of DWIH San Francisco, participated in DAAD delegation visit to ICSI. DWIH hosts Falling Walls Lab pitch competition in Berkeley where ICSI Director Lea Shanley served as judge.

Scale indicators7 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Corelight: ICSI's commercial spinoff founded by Vern Paxson, Robin Sommer, and Seth Hall in 2013 around the Zeek network monitoring platform. Corelight is the most direct commercial peer — same underlying technology, same founder DNA, now operating as an enterprise NDR vendor with $160M raised.
• Allen Institute for AI (AI2): Nonprofit AI research institute founded by Paul Allen, focused on foundational AI research, NLP, computer vision, and AI for science. Closely comparable to ICSI's AI and Deep Learning groups in mission, funding model, and researcher-driven culture.
• SRI International: Long-standing nonprofit research institute with broad computer science, AI, and cybersecurity portfolios, founded in 1946 as Stanford Research Institute. Directly comparable as a federally-funded, multidisciplinary CS research nonprofit that spins out commercial ventures (e.g., Siri).
• German Research Center for Artificial Intelligence (DFKI): Germany's leading AI research center, founded in 1988 by Wolfgang Wahlster (ICSI Distinguished Fellow). Direct structural peer: same founding era, similar nonprofit model, transatlantic research partnership, and overlapping AI/networking/security focus.
• MIT Lincoln Laboratory: Federally Funded Research and Development Center (FFRDC) operated by MIT, focused on national security, networking, AI, and cyber research. Comparable to ICSI in DARPA/IARPA funding relationships and large-scale networked-systems and security research, though significantly larger in headcount.
• MITRE Corporation: Operator of multiple FFRDCs (including the NIST-affiliated National Cybersecurity FFRDC) running federally-funded research programs in cybersecurity, AI, and networked systems. Closely analogous to ICSI's nonprofit-government-funded research model.
• Max Planck Institute for Informatics: Leading European CS research institute with strengths in algorithms, ML, computer graphics, and networked systems. Direct peer to ICSI in research scope, with comparable postdoctoral programs and a similar pattern of foundational contributions to computer science.
• INRIA (French National Institute for Research in Digital Science and Technology): France's national public research institute for digital science, conducting foundational CS research with significant postdoctoral and international visitor programs. Comparable to ICSI in mission, scale, and connection to a leading public university ecosystem.

Broad incumbents

• Microsoft Research: One of the world's largest industrial research organizations with labs covering AI, systems, security, and HCI. Comparable in research breadth and quality of output but operates as a commercial R&D function with substantially greater resources and direct product integration pathways.

Others

• RAND Corporation: Large nonprofit research organization with mixed public-private funding, similar to ICSI in its nonprofit, mission-driven, federally-funded model, though focused on policy and social science rather than computer science. Useful analog for evaluating governance and funding-diversification patterns.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/icsiatberkeley
• Xx.com/icsiatberkeley
• Facebookfacebook.com/ICSIatBerkeley

Revenue estimate

Valuation estimate

Number of profiles

Profiles17 records

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about The International Computer Science Institute (ICSI)