CISO Tribune

Vendor comparison · 2 companies

Gurucul vs Mimecast

Gurucul sells unified Entity Intelligence, which fuses Behavioral AI with traditional detections across humans, machines and AI systems. Mimecast describes the problem it addresses as human risk. CISO Tribune files both under Insider risk management. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Gurucul
  • Mimecast
Gurucul vs Mimecast: Products, Customers and Funding Compared
GuruculGurucul sells unified Entity Intelligence, which fuses Behavioral AI with traditional detections across humans, machines and AI systems.gurucul.comMimecastMimecast describes the problem it addresses as human risk.mimecast.com
What it sells
  • Data Optimizer[7]Gurucul Data Optimizer filters, deduplicates, and down-samples logs.
  • UEBA[2][3][5][14]Gurucul combines UEBA capabilities with identity and access analytics for healthcare insider threat teams.
  • Virtual AI SOC Analyst[5]Gurucul's Virtual AI SOC Analyst performs L1 evidence gathering.
  • SOAR[8]Gurucul SOAR includes built-in response playbooks for use cases including incident response, threat hunting, vulnerability management, and compliance reporting.
  • Identity Analytics[11]Gurucul Identity Analytics (IdA) gives analysts a real-time, 360-degree view of activity on-premises, on mobile devices, and in the cloud.
  • Open XDR[9]Gurucul Open XDR includes a library of customizable response playbooks, federated search across the data fabric, and link analysis for contextualizing incidents.
  • Managed Threat Response[8]24x7 analyst response to every user-reported email.
Categories
Headquarters
Not stated on its pagesLondon, United Kingdom[1]
Founded
2010[2]2003[1][6]
Ownership and funding
Not stated on its pagesOwned by Permira since 2022[3][4][8][13][14][19]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pages
  • June 25, 2026Mimecast appointed Ranjan Singh as its Chief Executive Officer.[12]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Insider risk teams are offered one entity risk score across employees and AI agents. Gurucul describes MSSPs as needing an open and flexible security analytics platform to tailor detections, investigations and response to their customers' requirements. For regulated industries, Gurucul names NIST, PCI DSS, HIPAA and GDPR, with on-prem, multi-cloud or hybrid deployment. Gurucul describes a managed healthcare insurance company among its customers. Gurucul describes a Midwest U.S. healthcare organization that turned to Gurucul to prevent insider threats.From its own pages, Mimecast sells mainly to organizations that want to reduce risk caused by human actions across email, chat and file-sharing. Its pages say its plans are designed for businesses of all sizes, and its customer stories cover both small and medium businesses and enterprises. Mimecast says Incydr offers FedRAMP-authorized solutions suited to government agencies and contractors. It describes Cloud Archive as helping IT, Legal, Compliance and HR teams respond to legal inquiries or compliance audits. Its pages also point to security teams that handle user-reported email and insider risk.
Last verified
November 3, 2026September 27, 2026

Where they overlap

  • Gurucul and Mimecast are both filed under Insider risk management.

Where they differ, field by field

  • Gurucul's primary category is SIEM; Mimecast's is Email security.
  • Gurucul is also filed under AI SOC analysts and SOAR and security automation. Mimecast is also filed under Email authentication and DMARC and Collaboration app security.
  • Gurucul lists Data Optimizer, UEBA, Virtual AI SOC Analyst, SOAR, Identity Analytics and 1 more. Mimecast lists Managed Threat Response.
  • Mimecast is headquartered in London, United Kingdom.
  • Gurucul was founded in 2010. Mimecast was founded in 2003.
  • Mimecast is owned by Permira, since 2022.

What it sells: Gurucul

What Data Optimizer does[7]
Gurucul Data Optimizer filters, deduplicates, and down-samples logs. Gurucul Data Optimizer is built natively into the Gurucul SIEM platform and consolidates ingestion control, filtering, real-time transformation and contextual enrichment into a single engine. Gurucul can route specific streams to any SIEM, XDR, or low-cost cold storage while keeping the ability to search and replay data for compliance and forensics. Gurucul lets customers pick from a library of built-in integrations, spin up custom connectors, or request a new one in 48 hours.
What UEBA does[2][3][5][14]
Gurucul combines UEBA capabilities with identity and access analytics for healthcare insider threat teams. Gurucul uses user and entity behavioral analytics, with 97% alignment with the MITRE ATT&CK framework, and integrates healthcare threat intelligence from CISA and Health Information Sharing and Analysis Center.
What Virtual AI SOC Analyst does[5]
Gurucul's Virtual AI SOC Analyst performs L1 evidence gathering. Gurucul uses Agentic AI across the threat lifecycle for triaging, escalating and responding.
What SOAR does[8]
Gurucul SOAR includes built-in response playbooks for use cases including incident response, threat hunting, vulnerability management, and compliance reporting. Gurucul SOAR integrates with downstream security solutions to block, disable or isolate risky users and entities. Gurucul SOAR customers can add micro playbook services to standard processes and link them together in workflows for different remediation paths.
What Identity Analytics does[11]
Gurucul Identity Analytics (IdA) gives analysts a real-time, 360-degree view of activity on-premises, on mobile devices, and in the cloud. Gurucul Identity Analytics gives security teams dynamic risk scores and analytics data that help inform provisioning, de-provisioning, authentication, and privileged access management. Gurucul Identity Analytics addresses Segregation of Duties (SoD) violations and toxic combinations of access.
What Open XDR does[9]
Gurucul Open XDR includes a library of customizable response playbooks, federated search across the data fabric, and link analysis for contextualizing incidents. Gurucul Open XDR incorporates identity and access analytics with user behavior to detect, prioritize, and respond to identity-based attacks. Gurucul Open XDR is cloud-native, open, and architected to federate security analytics across globally dispersed cloud and hybrid infrastructures.

What it sells: Mimecast

What Managed Threat Response does[8]
Mimecast Managed Threat Response has analysts investigate, classify and remediate each email users report. It works with the existing report button.

Questions about Gurucul and Mimecast

What do Gurucul and Mimecast sell?
Gurucul sells Data Optimizer, UEBA, Virtual AI SOC Analyst, SOAR, Identity Analytics and 1 more. Mimecast sells Managed Threat Response.
Are Gurucul and Mimecast in the same category?
They share Insider risk management. Gurucul's primary category is SIEM and Mimecast's is Email security.
Where are Gurucul and Mimecast headquartered?
Mimecast is headquartered in London, United Kingdom.
When were Gurucul and Mimecast founded?
Gurucul was founded in 2010. Mimecast was founded in 2003.
Who owns Gurucul and Mimecast?
Mimecast is owned by Permira, since 2022.
Who are Gurucul and Mimecast sold to?
Insider risk teams are offered one entity risk score across employees and AI agents. From its own pages, Mimecast sells mainly to organizations that want to reduce risk caused by human actions across email, chat and file-sharing.
What have Gurucul and Mimecast announced recently?
June 25, 2026: Mimecast appointed Ranjan Singh as its Chief Executive Officer.

About Gurucul

Gurucul sells unified Entity Intelligence, which fuses Behavioral AI with traditional detections across humans, machines and AI systems. Gurucul REVEAL is a cloud-native engine architected to federate analytics across globally dispersed, heterogeneous environments. The Entity Intelligence Engine from Gurucul includes 5,000+ glass-box ML models and patented Link Chain Analysis. Gurucul has been focused on R&D and engineering for more than a decade.[1][4][5]

Gurucul has an open architecture that allows customers to replace a SIEM or augment a stack. Gurucul can be deployed as SaaS, cloud, on-premises or hybrid. Gurucul offers 10,000+ content items and a native Data Pipeline Manager. Gurucul uses Agentic AI across the threat lifecycle for triaging, escalating and responding. Gurucul's Virtual AI SOC Analyst performs L1 evidence gathering. Gurucul provides a native AI assistant and federated search across a customer's data ecosystem. Gurucul NG-SIEM maps ML detections directly to regulatory frameworks including NIST 800-53, PCI DSS, and HIPAA. Gurucul REVEAL identifies over-privileged accounts, rogue credentials, and subtle lateral movement.[1][5]

Gurucul Data Optimizer filters, deduplicates, and down-samples logs. Gurucul Data Optimizer is built natively into the Gurucul SIEM platform and consolidates ingestion control, filtering, real-time transformation and contextual enrichment into a single engine. Gurucul can route specific streams to any SIEM, XDR, or low-cost cold storage while keeping the ability to search and replay data for compliance and forensics. Gurucul lets customers pick from a library of built-in integrations, spin up custom connectors, or request a new one in 48 hours. Gurucul offers storage in a customer's data lake, a 3rd-party SIEM, on-prem, or Gurucul storage. Gurucul defines security data pipeline management as the process of filtering, enriching, and routing security telemetry before it reaches downstream tools like SIEM, XDR, and data lakes. Upwork modernized its SOC with Gurucul's Next-Gen SIEM.[1][4][5][7]

Gurucul SOAR includes built-in response playbooks for use cases including incident response, threat hunting, vulnerability management, and compliance reporting. Gurucul SOAR integrates with downstream security solutions to block, disable or isolate risky users and entities. Gurucul SOAR customers can add micro playbook services to standard processes and link them together in workflows for different remediation paths. Gurucul's dynamic risk engine normalizes risk scores from 0-100. Gurucul Open XDR includes a library of customizable response playbooks, federated search across the data fabric, and link analysis for contextualizing incidents. Gurucul Open XDR incorporates identity and access analytics with user behavior to detect, prioritize, and respond to identity-based attacks. Gurucul Open XDR is cloud-native, open, and architected to federate security analytics across globally dispersed cloud and hybrid infrastructures. Gurucul lets analysts perform federated searches to query decentralized security and observability data.[1][8][9][10]

Gurucul Identity Analytics (IdA) gives analysts a real-time, 360-degree view of activity on-premises, on mobile devices, and in the cloud. Gurucul Identity Analytics gives security teams dynamic risk scores and analytics data that help inform provisioning, de-provisioning, authentication, and privileged access management. Gurucul Identity Analytics addresses Segregation of Duties (SoD) violations and toxic combinations of access. Gurucul Identity Threat Detection and Response (ITDR) delivers real-time insight into the identity attack surface and gives security teams visibility into over-privileged, rogue, orphaned, or compromised accounts. For cloud security monitoring, Gurucul ships with 5,000+ machine learning models out-of-the-box. Gurucul offers data masking capabilities that let security teams run analytics across geographically dispersed cloud environments.[11][12][13]

Gurucul offers a product that connects AI activity with the people, machines, access, and data around it. Gurucul shows every AI agent, model, and tool in use, and who owns it. Gurucul gives insider risk teams one entity risk score across employees and AI agents. Gurucul combines UEBA capabilities with identity and access analytics for healthcare insider threat teams. Gurucul uses user and entity behavioral analytics, with 97% alignment with the MITRE ATT&CK framework, and integrates healthcare threat intelligence from CISA and Health Information Sharing and Analysis Center.[3][4][14]

Gurucul delivers healthcare cybersecurity solutions to detect real-time threats, streamline compliance, protect patient data, and minimize the attack surface. Gurucul unifies relevant data including Security, Network, IT, IoMT, OT, Cloud, Identity, Electronic Health Records (EHR) and priority application data. Gurucul establishes behavioral baselines for each medical device and monitors activity patterns such as volume, time, location, and network flows. A large Midwest U.S. healthcare organization with over 14 hospitals and 29,000 employees turned to Gurucul to prevent insider threats and protect and update medical devices storing patient health information. Gurucul describes MSSPs as needing an open and flexible security analytics platform to tailor detections, investigations and response to their customers' requirements. For regulated industries, Gurucul names NIST, PCI DSS, HIPAA and GDPR, with on-prem, multi-cloud or hybrid deployment. Gurucul addresses enterprises and regulated mid-market organizations.[4][5][6][14][15]

Gurucul on the record

Sources

Gurucul full record

  1. [1]gurucul.comGurucul · gurucul.com · undated page, accessed November 3, 2026 · Tier A
  2. [2]About guruculGurucul · gurucul.com · undated page, accessed November 3, 2026 · Tier A
  3. [3]International Pharmaceutical Company Case StudyGurucul · gurucul.com · undated page, accessed November 3, 2026 · Tier A
  4. [4]Gurucul | AI Security, Next-Gen SIEM & Risk ManagementGurucul · undated page, accessed November 10, 2026 · Tier A
  5. [5]A Smart SIEM for the Smarter AI SOC | Next-Gen SIEMGurucul · undated page, accessed November 10, 2026 · Tier A
  6. [6]SOC Transformation | Gurucul Security Analytics PlatformGurucul · undated page, accessed November 10, 2026 · Tier A
  7. [7]Data Pipeline Management for Instant Intelligent Savings | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  8. [8]Security Orchestration, Automation and Response SOAR | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  9. [9]Open XDR Platform for Unified Threat Detection | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  10. [10]TDIR: Threat Detection Investigation and Response | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  11. [11]Identity Analytics (IdA) for Threat Detection | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  12. [12]ITDR: Identity Threat Detection and Response | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  13. [13]Cloud Security Monitoring – Multi-Cloud Monitoring | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  14. [14]Healthcare Cybersecurity Analytics Solution | GuruculGurucul · undated page, accessed November 10, 2026 · Tier A
  15. [15]Unified Security Analytics Platform for MSSPsGurucul · undated page, accessed November 10, 2026 · Tier A

Mimecast full record

  1. [1]CompanyMimecast · mimecast.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]ProductsMimecast · mimecast.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]Permira completes acquisition of mimecastPermira · permira.com · published May 17, 2022 · Tier A
  4. [4]Human Risk Management & Advanced Email Security | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  5. [5]Advanced Email Security | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  6. [6]Mimecast Incydr | See & Stop Data Loss From Insiders | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  7. [7]Security Awareness Training | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  8. [8]Email Incident Response Service | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  9. [9]Email Archive | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  10. [10]Aware | Keep Collaboration Secure & Compliant | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  11. [11]Cybersecurity Products and Services | MimecastMimecast · undated page, accessed October 26, 2026 · Tier A
  12. [12]Mimecast Appoints Ranjan Singh as Chief Executive OfficerGlobeNewswire · published June 25, 2026 · Tier A
  13. [13]Mimecast Advanced Email Security Reviews & Product Details - G2G2 · undated page, accessed October 26, 2026 · Tier C
  14. [14]Mimecast Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed October 26, 2026 · Tier C
  15. [15]Cyber Security Solutions | MimecastMimecast · undated page, accessed November 4, 2026 · Tier A
  16. [16]Email & Collaboration Threat Protection | MimecastMimecast · undated page, accessed November 4, 2026 · Tier A
  17. [17]Collaboration Threat Protection | MimecastMimecast · undated page, accessed November 4, 2026 · Tier A
  18. [18]Mimecast Plans | MimecastMimecast · undated page, accessed November 4, 2026 · Tier A
  19. [19]Mimecast Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed November 4, 2026 · Tier C

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