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The Shadowserver Foundation

Full company profile

uuid00075ts

Namestring
The Shadowserver Foundation
Legal namestring
The Shadowserver Foundation, Inc.
Company typeenum
Private
Founded yearint
2004
Operating statusenum
Operating
Ownership categoryenum
Headcount rangeband
11–50
akta.pro rankint
HeadquartersCalifornia City, United States
HQ citystring
California City
HQ countrystring
United States
HQ regionstring
North America
Markets served

Serves global market

Offices2 records

Each record includes

City, Country, Type, Description, Source

Keyword5 values
threat intelligence services, cybersecurity nonprofit, network security reporting, botnet sinkholing, malware data collection
Industry3 codes
1Fraud, Cybercrime Investigations & Brand/Dark Web Monitoring
CodeBPAKAHAOPrimaryYes
2Vulnerability Management & Penetration Testing Services
CodeBPAEADADPrimaryNo
3Network Security Managed Services (Firewall/IDS/IPS/SASE)
CodeBPAEADAGPrimaryNo
NAICS code2 codes
  • Investigation and Security Services5616
  • Investigation and Personal Background Check Services561611
SIC code2 codes
  • Services-Detective, Guard & Armored Car Services7381
  • Services-Computer Programming, Data Processing, Etc.7370
Product category
Cybersecurity Threat Intelligence
Revenue model3 records
1Sponsorships
TypeSubscription Recurring
Description

The Shadowserver Foundation receives funding from corporate sponsors who share their vision for a more secure Internet. They recently launched an Alliance Partnership program providing structured funding in exchange for additional benefits.

helpnetsecurity.com
2Grants
TypeSubscription Recurring
Description

Secured continued funding from the UK FCDO (Foreign, Commonwealth and Development Office) through March 2027 for Africa and Indo-Pacific capacity building projects. Additional grants from public sector partners.

shadowserver.org
3Charitable Donations
TypeSubscription Recurring
Description

Receives charitable donations from individuals and organizations. Operating costs of approximately $5 million annually with less than 1% of subscribed entities currently providing financial support.

helpnetsecurity.com
Marketing channels7 records

Each record includes

Title, Type, Stage, Description, Source

Distribution channels4 records

Each record includes

Title, Type, Scope, Target buyer, Description, Source

Cost components4 values
Technology or R&D, Personnel, Infrastructure, Operations
Pricing details1 tier
1Free Network Reports - All Subscribers
ModelFreemiumBilling cadenceMonthly
Notes

All network reporting services are provided free of charge to vetted subscribers including network owners, National CSIRTs, law enforcement, and enterprises. Over 6,900 vetted subscribers receive daily custom reports at no cost.

shadowserver.org
GTM typeB2B
B2B
Offering typeServices
Services
Core offering1 text field

The Shadowserver Foundation is a nonprofit cybersecurity organization that collects vast amounts of threat data through internet-wide scanning, sinkhole operations, honeypots, sandboxes, and darknet monitoring, and delivers free daily remediation reports to vetted subscribers including network owners, National CSIRTs, and law enforcement. It maintains one of the world's largest malware repositories exceeding 1.9 billion samples and scans 3.7 billion IPv4 addresses daily across 148 ports.

Differentiator
Functional benefit
Problem solved
Quantifiable outcome1 of 4 values shown
  • 146 million sinkhole connections processed daily
+3 more records
Product overview1 text field

The Shadowserver Foundation operates as a nonprofit cybersecurity organization providing a suite of free threat intelligence services. The core offerings consist of Network Reporting (daily custom reports on cyber threats and vulnerabilities), Data Collection (maintaining one of the world's largest malware repositories with over 1.9 billion samples), and Investigation Support for law enforcement. Supporting capabilities include daily internet-wide scanning of IPv4/IPv6 addresses, sinkholing operations processing 145 million daily connections, and a Public Dashboard for visualizing aggregated threat data. Shadowserver also provides a RESTful Reports API for programmatic access and produces Special Reports during law enforcement operations. The organization serves over 6,900 vetted subscribers including network owners, National CSIRTs, and law enforcement agencies.

Product and service5 records
1Network Reporting
CategoryCore Service
Description

Daily custom reports sent to vetted subscribers about cyber threats, malware infections, vulnerable services, and security exposures detected on their networks. Shadowserver sends tens of thousands of free daily remediation reports, with over 6,900 subscribers and 201 National CSIRTs covering 175 countries.

2Data Collection
CategoryCore Service
Description

Shadowserver maintains one of the world's largest repositories of security information, storing trillions of historic malicious network connections and indexing many petabytes of threat data. Data sources include scans, sinkholes, honeypots, darknets, sandboxes, and blocklists. The malware repository contains over 1.9 billion samples.

3Investigation Support
CategoryCore Service
Description

Provides CSIRTs and law enforcement agencies worldwide with technical and operational capabilities, investigative and attribution support, and relevant analysis for conducting effective local, regional, or international security investigations.

4Reports API
CategoryDeveloper Tool
Description

RESTful API for programmatically accessing Shadowserver reports, using HMAC authentication. Enables automated report retrieval, listing available report types, downloading reports, and querying stored data.

5Public Dashboard
CategoryPublic Tool
Description

A free public web-based dashboard for exploring aggregated country-level cyber threat intelligence data, including statistics on malware, DDoS attacks, botnets, IoT devices, and honeypot activity. Provides world maps, tree maps, time series, and visualization tools with shareable URLs.

Scale indicator9 records

Each record includes

Type, Value, Description, Source

Partnership12 partners
Strategic tierCoreTypeStrategic or Co-development PartnerAnnounced on2026-05-26
Description

Joint takedown of the Glassworm botnet on May 26, 2026. Shadowserver worked with CrowdStrike and Google to simultaneously disrupt all four of Glassworm's command-and-control channels - Solana blockchain, BitTorrent DHT, Google Calendar, and VPS servers.

Strategic tierCoreTypeStrategic or Co-development PartnerAnnounced on2026-05-26
Description

Joint takedown of the Glassworm botnet on May 26, 2026. Coordinated disruption of all four C2 channels used by the botnet that targeted software developers.

Strategic tierCoreTypeStrategic or Co-development PartnerAnnounced on2026-03-04
Description

Shadowserver participated in the major international disruption of Tycoon 2FA phishing-as-a-service platform. Provided threat intelligence through Europol's Cyber Intelligence Extension Programme (CIEP) and supported domain seizure operations.

Strategic tierCoreTypeStrategic or Co-development PartnerAnnounced on2026-03-04
Description

Collaborated on Tycoon 2FA disruption and Operation Endgame. Microsoft provided AI-assisted analysis to link malware families and legal action enabling unified takedowns.

Strategic tierCoreTypeTechnology or IntegrationAnnounced on2026-03-04
Description

Key threat intelligence contributor to Tycoon 2FA disruption. Provided infrastructure mapping and actor attribution linking operation to threat actors using monikers 'SaaadFridi' and 'Mr_Xaad'.

Strategic tierCoreTypeStrategic or Co-development PartnerAnnounced on2025-10-01
Description

Shadowserver participated in INTERPOL's Operation Ramz across 13 MENA countries (October 2025-February 2026), resulting in 201 arrests and identification of 3,867 victims.

7ECOWAS Commission
Strategic tierMinorTypeStrategic or Co-development PartnerAnnounced on2023-01-01
Description

Shadowserver supported the Joint Platform for Advancing Cybersecurity (JPAC) in West Africa, a cyber capacity building project commissioned by German Federal Foreign Office and EU Commission.

shadowserver.org
Strategic tierMinorTypeImplementation/ SI/ Consulting PartnerAnnounced on2023-01-01
Description

Implemented the JPAC West Africa project commissioned by Germany's G7 presidency and European Union Commission, with Shadowserver providing cybersecurity insights and recommendations.

Strategic tierCoreTypeStrategic or Co-development Partner
Description

Part of the Common Good Cyber Fund secretariat along with CyberPeace Institute and Shadowserver Foundation, supporting nonprofits protecting the internet.

Strategic tierCoreTypeStrategic or Co-development Partner
Description

Part of the Common Good Cyber Fund secretariat supporting nonprofits protecting the internet with coordinated efforts from G7 members.

Strategic tierMinorTypeStrategic or Co-development Partner
Description

Partner in non-profit consortium launching national cyber resilience pilot for NGO sector in the Netherlands, along with CyberPeace Institute, Connect2 Trust Foundation, and Shadowserver.

Strategic tierMinorTypeStrategic or Co-development Partner
Description

Partner in non-profit consortium for NGO sector cyber resilience pilot in the Netherlands.

Recent move6 records

Each record includes

Date, Type, Title, Description, Source

Expansion highlight5 records

Each record includes

Type, Description

Peers10 records
TypeBroad incumbent
Description

Mandiant, now part of Google Cloud, provides frontline incident response, threat intelligence, and cybercrime investigation services. It overlaps with Shadowserver's investigation support and botnet takedown capabilities but serves enterprise and government customers on commercial terms.

TypeEmerging player
Description

Group-IB is a private threat intelligence and cybercrime investigation vendor with strong presence in EMEA and APAC. It is explicitly named as a partner alongside Shadowserver in Operation Ramz and offers comparable botnet tracking and attribution services to commercial clients.

TypeDirect peer
Description

AbuseIPDB is a community-driven project that maintains a central database of malicious IP addresses reported by network operators. It overlaps with Shadowserver's network reporting and data collection functions, particularly around identifying abusive infrastructure for remediation.

TypeBroad incumbent
Description

Recorded Future operates a commercial threat intelligence platform that ingests data from across the internet to provide actionable intelligence to enterprises and governments. While commercial, it serves many of the same CSIRT and law enforcement use cases as Shadowserver, with greater analytics and paid SLAs.

TypeDirect peer
Description

Team Cymru is a threat intelligence company operating a global sensor network and offering botnet, DDoS, and cybercrime investigation data. It is explicitly named as a partner in Shadowserver's Operation Ramz collaboration and provides highly comparable threat intelligence services to CSIRTs and enterprises.

6PhishTank
TypeDirect peer
Description

PhishTank is a community-based collaborative clearinghouse for phishing data, providing a free, shared database of verified phishing URLs. It shares Shadowserver's nonprofit, public-benefit approach to community threat data sharing and serves a partially overlapping CSIRT and network operator audience.

TypeDirect peer
Description

The SANS Internet Storm Center is a nonprofit cyber threat monitoring and early warning service that aggregates incident data from a global community of security professionals. It serves a similar community-oriented threat intelligence function and shares Shadowserver's free, public-benefit operating model.

TypeBroad incumbent
Description

Kaspersky's Global Research and Analysis Team publishes extensive threat intelligence and partners with law enforcement on major cybercrime operations, including Operation Ramz alongside Shadowserver. It offers overlapping malware research and cybercrime investigation capabilities as part of a broader cybersecurity portfolio.

TypeDirect peer
Description

Spamhaus is a nonprofit organization that tracks spam, malware, and phishing operations and provides real-time blocklists widely used by networks and email providers. It is highly comparable as a nonprofit, data-driven threat intelligence provider serving network operators globally.

TypeDirect peer
Description

CERT/CC at Carnegie Mellon's Software Engineering Institute is a federally funded R&D center focused on cybersecurity incident response, vulnerability analysis, and CSIRT coordination. It shares Shadowserver's nonprofit, public-benefit mission and serves a similar CSIRT and government audience.

Market position
Strengths1 record

Each record includes

Headline, Details, Source

Weaknesses5 records

Each record includes

Headline, Details, Source

Competitive moat5 records

Each record includes

Type, Details

Key risks5 records

Each record includes

Headline, Details, Source

Key highlights6 records

Each record includes

Headline, Details, Source

Customer concentration

Classification, Details

Segment4 records

Each record includes

Title, Type, Primary, Description, Pain point addressed, Use case, Source

Ideal customer profile4 records

Each record includes

Profile, Firmographic size, Sales motion, Sales cycle length, Buying structure, Purchase trigger, Buyer persona, Geography, Industry vertical, Primary use case, Description, Pain points, Evidence proof points, Target buyer

Technology focused
Yes
API detail
Has APIbool
Yes

Docs URL, Description

Integration2 records

Each record includes

Title, Type, Description, Source

AI capability1 record

Each record includes

Type, Description, Source

AI maturity
App detail

Has app

Feature6 records

Each record includes

Title, Differentiator, Description, Source

Core technology
Revenue estimate
Valuation estimate
Number of profiles
Profiles2 records

Each record includes

Name, Designation, Designation category, Overview, Profile commentary, Source

No data
Compliance2 records

Each record includes

Name, Class, Description

Funding overview

Funding stage, Last funding date, Total funding USD

Funding rounds

Each record includes

Round, Amount USD, Date, Pre money valuation, Total investors, Investors, News

Investors

Each record includes

Name, Type, Date of entry, Rounds participated, Website

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Each record includes

Name, Acquisition type, Announced date, Completed date, Status, Website, News

Investment

Each record includes

Name, Round, Announced date, Lead investor, Website, News

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

The Shadowserver Foundation

Cybersecurity Threat Intelligenceshadowserver.org

The Shadowserver Foundation firmographics

Firmographics
Name
The Shadowserver Foundation
Legal name
The Shadowserver Foundation, Inc.
Website
https://shadowserver.org
Company type
Private
Founded year
2004
Operating status
Operating
Headcount range
11–50 employees
Ownership category
akta.pro rank

The Shadowserver Foundation industry classification

Industry
Product category
Cybersecurity Threat Intelligence
NAICS
Investigation and Security Services (5616), Investigation and Personal Background Check Services (561611)
SIC
Services-Detective, Guard & Armored Car Services (7381), Services-Computer Programming, Data Processing, Etc. (7370)
akta.pro primary industry
Fraud, Cybercrime Investigations & Brand/Dark Web Monitoring (BPAKAHAO)
akta.pro secondary industries
Vulnerability Management & Penetration Testing Services (BPAEADAD), Network Security Managed Services (Firewall/IDS/IPS/SASE) (BPAEADAG)

Keywords

  • Threat intelligence services
  • Cybersecurity nonprofit
  • Network security reporting
  • Botnet sinkholing
  • Malware data collection

Where The Shadowserver Foundation is headquartered

Location

Headquarters

HQ city
California City
HQ country
United States
HQ region
North America

Offices2 records

Markets served

The Shadowserver Foundation business model

Business model
GTM type
B2B
Offering type
Services
Cost components
Technology or R&D, Personnel, Infrastructure, Operations

Revenue model

  1. Sponsorships: The Shadowserver Foundation receives funding from corporate sponsors who share their vision for a more secure Internet. They recently launched an Alliance Partnership program providing structured funding in exchange for additional benefits.
  2. Grants: Secured continued funding from the UK FCDO (Foreign, Commonwealth and Development Office) through March 2027 for Africa and Indo-Pacific capacity building projects. Additional grants from public sector partners.
  3. Charitable Donations: Receives charitable donations from individuals and organizations. Operating costs of approximately $5 million annually with less than 1% of subscribed entities currently providing financial support.

Pricing tiers

ModelBillingPrice
FreemiumMonthlyFree Network Reports - All Subscribers

Distribution channels4 records

Marketing channels7 records

The Shadowserver Foundation product offering

Product offering

Core offering

The Shadowserver Foundation is a nonprofit cybersecurity organization that collects vast amounts of threat data through internet-wide scanning, sinkhole operations, honeypots, sandboxes, and darknet monitoring, and delivers free daily remediation reports to vetted subscribers including network owners, National CSIRTs, and law enforcement. It maintains one of the world's largest malware repositories exceeding 1.9 billion samples and scans 3.7 billion IPv4 addresses daily across 148 ports.

Product overview

The Shadowserver Foundation operates as a nonprofit cybersecurity organization providing a suite of free threat intelligence services. The core offerings consist of Network Reporting (daily custom reports on cyber threats and vulnerabilities), Data Collection (maintaining one of the world's largest malware repositories with over 1.9 billion samples), and Investigation Support for law enforcement. Supporting capabilities include daily internet-wide scanning of IPv4/IPv6 addresses, sinkholing operations processing 145 million daily connections, and a Public Dashboard for visualizing aggregated threat data. Shadowserver also provides a RESTful Reports API for programmatic access and produces Special Reports during law enforcement operations. The organization serves over 6,900 vetted subscribers including network owners, National CSIRTs, and law enforcement agencies.

Differentiator

Problem solved

Functional benefit

Products and services

  • Network Reporting Daily custom reports sent to vetted subscribers about cyber threats, malware infections, vulnerable services, and security exposures detected on their networks. Shadowserver sends tens of thousands of free daily remediation reports, with over 6,900 subscribers and 201 National CSIRTs covering 175 countries.
  • Data Collection Shadowserver maintains one of the world's largest repositories of security information, storing trillions of historic malicious network connections and indexing many petabytes of threat data. Data sources include scans, sinkholes, honeypots, darknets, sandboxes, and blocklists. The malware repository contains over 1.9 billion samples.
  • Investigation Support Provides CSIRTs and law enforcement agencies worldwide with technical and operational capabilities, investigative and attribution support, and relevant analysis for conducting effective local, regional, or international security investigations.
  • Reports API RESTful API for programmatically accessing Shadowserver reports, using HMAC authentication. Enables automated report retrieval, listing available report types, downloading reports, and querying stored data.
  • Public Dashboard A free public web-based dashboard for exploring aggregated country-level cyber threat intelligence data, including statistics on malware, DDoS attacks, botnets, IoT devices, and honeypot activity. Provides world maps, tree maps, time series, and visualization tools with shareable URLs.

Quantifiable outcome

  • 146 million sinkhole connections processed daily
  • +3 more outcomes

Companies that use The Shadowserver Foundation

Customer profile

Segments4 records

Ideal customer profiles4 records

The Shadowserver Foundation technology and API

Technology

Technology focussed Yes

API detail

Has API
Yes
API docs
API detail

Core technology

AI maturity

App detail

Integration2 records

AI capability1 record

Feature6 records

The Shadowserver Foundation partnerships and signals

Strategic signal

Partnerships

Twelve partnerships are on record, tiered core and minor.

  • CrowdStrikecoreStrategic or Co-development Partner · 26 May 2026Joint takedown of the Glassworm botnet on May 26, 2026. Shadowserver worked with CrowdStrike and Google to simultaneously disrupt all four of Glassworm's command-and-control channels - Solana blockchain, BitTorrent DHT, Google Calendar, and VPS servers.
  • GooglecoreStrategic or Co-development Partner · 26 May 2026Joint takedown of the Glassworm botnet on May 26, 2026. Coordinated disruption of all four C2 channels used by the botnet that targeted software developers.
  • Europol/EC3coreStrategic or Co-development Partner · 4 March 2026Shadowserver participated in the major international disruption of Tycoon 2FA phishing-as-a-service platform. Provided threat intelligence through Europol's Cyber Intelligence Extension Programme (CIEP) and supported domain seizure operations.
  • MicrosoftcoreStrategic or Co-development Partner · 4 March 2026Collaborated on Tycoon 2FA disruption and Operation Endgame. Microsoft provided AI-assisted analysis to link malware families and legal action enabling unified takedowns.
  • TrendAIcoreTechnology or Integration · 4 March 2026Key threat intelligence contributor to Tycoon 2FA disruption. Provided infrastructure mapping and actor attribution linking operation to threat actors using monikers 'SaaadFridi' and 'Mr_Xaad'.
  • INTERPOLcoreStrategic or Co-development Partner · 1 October 2025Shadowserver participated in INTERPOL's Operation Ramz across 13 MENA countries (October 2025-February 2026), resulting in 201 arrests and identification of 3,867 victims.
  • ECOWAS CommissionminorStrategic or Co-development Partner · 1 January 2023Shadowserver supported the Joint Platform for Advancing Cybersecurity (JPAC) in West Africa, a cyber capacity building project commissioned by German Federal Foreign Office and EU Commission.
  • GIZ (Deutsche Gesellschaft für Internationale Zusammenarbeit)minorImplementation/ SI/ Consulting Partner · 1 January 2023Implemented the JPAC West Africa project commissioned by Germany's G7 presidency and European Union Commission, with Shadowserver providing cybersecurity insights and recommendations.
  • Global Cyber AlliancecoreStrategic or Co-development PartnerPart of the Common Good Cyber Fund secretariat along with CyberPeace Institute and Shadowserver Foundation, supporting nonprofits protecting the internet.
  • CyberPeace InstitutecoreStrategic or Co-development PartnerPart of the Common Good Cyber Fund secretariat supporting nonprofits protecting the internet with coordinated efforts from G7 members.
  • The Hague Humanity HubminorStrategic or Co-development PartnerPartner in non-profit consortium launching national cyber resilience pilot for NGO sector in the Netherlands, along with CyberPeace Institute, Connect2 Trust Foundation, and Shadowserver.
  • Connect2 Trust FoundationminorStrategic or Co-development PartnerPartner in non-profit consortium for NGO sector cyber resilience pilot in the Netherlands.

Scale indicators9 records

Recent moves6 records

Expansion highlights5 records

The Shadowserver Foundation competitors and assessment

Company assessment

Broad incumbents

  • Mandiant (Google Cloud): Mandiant, now part of Google Cloud, provides frontline incident response, threat intelligence, and cybercrime investigation services. It overlaps with Shadowserver's investigation support and botnet takedown capabilities but serves enterprise and government customers on commercial terms.
  • Recorded Future (Insikt Group): Recorded Future operates a commercial threat intelligence platform that ingests data from across the internet to provide actionable intelligence to enterprises and governments. While commercial, it serves many of the same CSIRT and law enforcement use cases as Shadowserver, with greater analytics and paid SLAs.
  • Kaspersky (GReAT / Threat Intelligence): Kaspersky's Global Research and Analysis Team publishes extensive threat intelligence and partners with law enforcement on major cybercrime operations, including Operation Ramz alongside Shadowserver. It offers overlapping malware research and cybercrime investigation capabilities as part of a broader cybersecurity portfolio.

Emerging players

  • Group-IB: Group-IB is a private threat intelligence and cybercrime investigation vendor with strong presence in EMEA and APAC. It is explicitly named as a partner alongside Shadowserver in Operation Ramz and offers comparable botnet tracking and attribution services to commercial clients.

Direct peers

  • AbuseIPDB: AbuseIPDB is a community-driven project that maintains a central database of malicious IP addresses reported by network operators. It overlaps with Shadowserver's network reporting and data collection functions, particularly around identifying abusive infrastructure for remediation.
  • Team Cymru: Team Cymru is a threat intelligence company operating a global sensor network and offering botnet, DDoS, and cybercrime investigation data. It is explicitly named as a partner in Shadowserver's Operation Ramz collaboration and provides highly comparable threat intelligence services to CSIRTs and enterprises.
  • PhishTank: PhishTank is a community-based collaborative clearinghouse for phishing data, providing a free, shared database of verified phishing URLs. It shares Shadowserver's nonprofit, public-benefit approach to community threat data sharing and serves a partially overlapping CSIRT and network operator audience.
  • SANS Internet Storm Center: The SANS Internet Storm Center is a nonprofit cyber threat monitoring and early warning service that aggregates incident data from a global community of security professionals. It serves a similar community-oriented threat intelligence function and shares Shadowserver's free, public-benefit operating model.
  • Spamhaus Project: Spamhaus is a nonprofit organization that tracks spam, malware, and phishing operations and provides real-time blocklists widely used by networks and email providers. It is highly comparable as a nonprofit, data-driven threat intelligence provider serving network operators globally.
  • CERT Division (Carnegie Mellon / SEI): CERT/CC at Carnegie Mellon's Software Engineering Institute is a federally funded R&D center focused on cybersecurity incident response, vulnerability analysis, and CSIRT coordination. It shares Shadowserver's nonprofit, public-benefit mission and serves a similar CSIRT and government audience.

Market position

Strengths1 record

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

The Shadowserver Foundation social profiles

Digital presence

The Shadowserver Foundation compliance and trust

Trust signal

Compliance2 records

The Shadowserver Foundation financial estimates

Financial estimate

Revenue estimate

Valuation estimate

The Shadowserver Foundation leadership team

Management profile

Number of profiles

Profiles2 records

The Shadowserver Foundation funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

The Shadowserver Foundation M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about The Shadowserver Foundation

What does The Shadowserver Foundation do?

The Shadowserver Foundation is a nonprofit cybersecurity organization that collects vast amounts of threat data through internet-wide scanning, sinkhole operations, honeypots, sandboxes, and darknet monitoring, and delivers free daily remediation reports to vetted subscribers including network owners, National CSIRTs, and law enforcement. It maintains one of the world's largest malware repositories exceeding 1.9 billion samples and scans 3.7 billion IPv4 addresses daily across 148 ports.

Is The Shadowserver Foundation a public or private company?

The Shadowserver Foundation is a private company. It is classified as nonprofit foundation owned and is currently operating.

When was The Shadowserver Foundation founded?

The Shadowserver Foundation was founded in 2004. It employs 11 to 50 people.

Where is The Shadowserver Foundation based?

The Shadowserver Foundation is headquartered in California City, United States, in the North America region.

How does The Shadowserver Foundation make money?

Three revenue lines are on record. Sponsorships are the primary driver. The others are grants and charitable Donations.

Who are The Shadowserver Foundation's main competitors?

Broad incumbents on record are Mandiant (Google Cloud), Recorded Future (Insikt Group) and Kaspersky (GReAT / Threat Intelligence). Group-IB is listed as an emerging player. Direct peers are AbuseIPDB, Team Cymru, PhishTank, SANS Internet Storm Center, Spamhaus Project and CERT Division (Carnegie Mellon / SEI).

Does The Shadowserver Foundation have an API?

Yes. Shadowserver provides a RESTful API for accessing reports. The API uses HMAC (hash-based message authentication code) for authentication, requiring an API key and secret. Users can query available report types, list downloadable reports, download specific reports, and query stored data. The API is available to report recipients who request an API key. Reports are delivered in CSV format. Developer documentation is at www.shadowserver.org/what-we-do/network-reporting/api-documentation.

What industry is The Shadowserver Foundation in?

The Shadowserver Foundation's product category is Cybersecurity Threat Intelligence. Its primary akta.pro industry code is BPAKAHAO, Fraud, Cybercrime Investigations & Brand/Dark Web Monitoring, with a secondary code of BPAEADAD, Vulnerability Management & Penetration Testing Services. Its NAICS code is 5616 and its SIC code is 7381.

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Live signals
CybernewsDutch police take down proxy network exploiting 178,000 devicesDutch police, prosecutors, and the Shadowserver Foundation took down a malicious proxy service made of 178,000 compromised devices. Criminals used it to hide behind innocent citizens' and businesses' IP addresses. Police seized servers at multiple hosting providers, with more takedowns expected.Ars TechnicaAttackers have been exploiting critical Zimbra flaw to steal emailsMicrosoft warned that attackers are exploiting a critical Zimbra vulnerability (CVE-2026-73570) to steal email backups and credentials. The flaw lets unauthenticated remote command execution, and Shadowserver Foundation found 274 compromised instances. Microsoft detected scanning tools probing for vulnerable endpoints from July 28 to August 7.BleepingcomputerHackers now exploit critical Roundcube flaw in code injection attacksThe Canadian Centre for Cyber Security warned that a pre-authenticated SQL injection flaw in Roundcube Webmail, patched in May, is now being actively exploited. The flaw allows attackers to bypass authentication and steal database data, and Shadowserver tracks over 523,000 exposed instances. Administrators are urged to update to versions 1.6.16 and 1.7.1 or disable the vulnerable plugin.BleepingcomputerCISA: Ransomware gangs now exploiting critical TeamCity flawCISA warned federal agencies that ransomware gangs are exploiting a critical TeamCity authentication bypass flaw (CVE-2026-63077) patched in July. The vulnerability allows unauthenticated attackers to execute arbitrary OS commands, and Shadowserver tracks over 160 unpatched TeamCity servers. CISA ordered agencies to secure networks within three days.BleepingcomputerN-able patches max severity N-central flaw amid ongoing attacksN-able released an emergency hotfix for a maximum-severity remote code execution flaw in its N-central platform, tracked as CVE-2026-86218. The company urged immediate patching, while Shadowserver Foundation tracks nearly 1,500 exposed N-central servers. Huntress flagged the flaw as a potential zero-day alongside two other high-severity vulnerabilities.CyberScoopDogged Russia-based botnet dismantled after 23-year runLaw enforcement, CrowdStrike, and the Shadowserver Foundation dismantled the Sality botnet on Monday, ending its 23-year operation that infected over 11 million devices. CrowdStrike targeted the botnet's peer list, tricking it into cutting off access to infected machines. The botnet was used for cryptocurrency theft and DDoS attacks, with domains seized by a global effort.Cyber Security NewsAuthorities Disrupted 20-Year-Old Sality Botnet Controlling 15,000+ Infected SystemsThe U.S. Department of Justice confirmed a coordinated takedown of the Sality botnet, a peer-to-peer malware network active since 2003. The operation, involving the FBI, DCIS, CrowdStrike, and partners across the U.S., Bulgaria, Hungary, and Romania, disrupted over 15,000 infected systems. The Shadowserver Foundation is now assisting with victim notification and remediation.Help Net SecurityGlobal sinkhole operation ends Sality botnet’s 23-year runA joint operation by international law enforcement, CrowdStrike, and the Shadowserver Foundation ended Sality botnet's 23-year run, cutting its operator off from infected machines. The botnet, which delivered the EggJagger clipboard hijacker, is estimated to have generated at least $150,000. The operation targeted the botnet's peer list, isolating most infected machines.The Hacker NewsAuthorities Turn Sality's P2P Network Against Itself, Cutting Off New Malware PayloadsOn August 31, 2026, US, Bulgarian, Hungarian, and Romanian authorities, with CrowdStrike and the Shadowserver Foundation, takedown the Sality botnet via a peer-to-peer sinkhole operation. The malware, active since 2003, has stolen at least $150,000 via EggJagger and distributed to over 15,000 machines. Existing infections remain active and require remediation.BetaNewsZimbra SNMP flaw exploited: 274 mail servers compromised so farA high-severity command-injection flaw in Zimbra's swatchdog service, tracked as CVE-2026-73570, has been actively exploited against internet-exposed servers, with at least 274 instances compromised as of August 24, per Shadowserver data. The CVSS 8.9 vulnerability requires zimbra-snmp installed with SNMP notifications enabled, and attackers have deployed JSP web shells, credential harvesting and lateral movement. CISA added it to its Known Exploited Vulnerabilities catalog on August 21.