CISO Tribune

Vendor comparison · 2 companies

Mimecast vs Virtru

Mimecast describes the problem it addresses as human risk. Virtru sells data security software that protects sensitive data shared through email, files, SaaS apps and mission partner environments. CISO Tribune files both under Email security and Collaboration app security. 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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Up to four companies side by side.

  • Mimecast
  • Virtru
Mimecast vs Virtru: Products, Customers and Funding Compared
MimecastMimecast describes the problem it addresses as human risk.mimecast.comVirtruVirtru sells data security software that protects sensitive data shared through email, files, SaaS apps and mission partner environments.virtru.com
What it sells
  • Managed Threat Response[8]24x7 analyst response to every user-reported email.
  • Virtru for Outlook[4][6]An add-in that encrypts Outlook messages and attachments with end-to-end encryption.
  • Virtru Secure Share[4]A cloud-based solution for sharing sensitive files with access control and data visibility.
  • Virtru Collaborate[4][12]Secure workspaces for storing and collaborating on sensitive files with external parties.
  • Virtru Data Protection GatewaySecurity rules that automatically identify and encrypt sensitive data.
Categories
Headquarters
London, United Kingdom[1]Washington, United States[2]
Founded
2003[1][6]2012[2]
Ownership and funding
Owned by Permira since 2022[3][4][8][13][14][19]Privately held[3][4][5]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • June 25, 2026Mimecast appointed Ranjan Singh as its Chief Executive Officer.[12]
Not stated on its pages
G2 and Gartner Peer Insights
  • G2: listed, seen November 4, 2026[5]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
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.From its own pages, Virtru sells to commercial businesses from enterprise to small business, and to government agencies and mission partners. Virtru says it offers lightweight solutions for small businesses that need to meet compliance regulations. It describes enterprise data sharing via email, files and SaaS applications, and government organizations pursuing Zero Trust architectures. Virtru Collaborate is aimed at regulated industries and organizations sharing files with external partners, contractors and vendors.
Last verified
September 27, 2026September 27, 2026

Where they overlap

  • Mimecast and Virtru are both filed under Email security and Collaboration app security.

Where they differ, field by field

  • Mimecast's primary category is Email security; Virtru's is Encryption, tokenization and key management.
  • Mimecast is also filed under Email authentication and DMARC and Insider risk management.
  • Mimecast lists Managed Threat Response. Virtru lists Virtru for Outlook, Virtru Secure Share, Virtru Collaborate and Virtru Data Protection Gateway.
  • Mimecast is headquartered in London, United Kingdom. Virtru is headquartered in Washington, United States.
  • Mimecast was founded in 2003. Virtru was founded in 2012.
  • Mimecast is owned by Permira, since 2022. Virtru is privately held.

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.

What it sells: Virtru

What Virtru for Outlook does[4][6]
Virtru for Outlook lets users encrypt emails shared internally and externally, all within Outlook. Protection is applied with one click. Virtru says no encryption key set up is required with third parties.
What Virtru Secure Share does[4]
Virtru Secure Share lets administrators set limits on file count, file size and file types. Administrators can disable local downloads.
What Virtru Collaborate does[4][12]
Virtru Collaborate creates governed workspaces with TDF protection applied to every file automatically. Access can be managed, modified and revoked after files are shared. External collaborators need no software or account setup.
What Virtru Data Protection Gateway does
Virtru Data Protection Gateway for Looker creates security rules that automatically identify and encrypt sensitive information flowing in and out of Looker. Virtru says it can be deployed across a domain in hours.

Questions about Mimecast and Virtru

What do Mimecast and Virtru sell?
Mimecast sells Managed Threat Response. Virtru sells Virtru for Outlook, Virtru Secure Share, Virtru Collaborate and Virtru Data Protection Gateway.
Are Mimecast and Virtru in the same category?
They share Email security and Collaboration app security. Mimecast's primary category is Email security and Virtru's is Encryption, tokenization and key management.
Where are Mimecast and Virtru headquartered?
Mimecast is headquartered in London, United Kingdom. Virtru is headquartered in Washington, United States.
When were Mimecast and Virtru founded?
Mimecast was founded in 2003. Virtru was founded in 2012.
Who owns Mimecast and Virtru?
Mimecast is owned by Permira, since 2022. Virtru is privately held.
Who are Mimecast and Virtru sold to?
From its own pages, Mimecast sells mainly to organizations that want to reduce risk caused by human actions across email, chat and file-sharing. From its own pages, Virtru sells to commercial businesses from enterprise to small business, and to government agencies and mission partners.
What have Mimecast and Virtru announced recently?
June 25, 2026: Mimecast appointed Ranjan Singh as its Chief Executive Officer.

About Mimecast

Mimecast describes the problem it addresses as human risk. Its solutions page says Mimecast offers a unified and dynamic solution to rapidly identify and reduce risk caused by human actions and to empower users to make smarter security decisions. Mimecast says a unified platform with integrated protection across email, chat and file-sharing is essential to safeguard an organization's collaboration.[2][5][15]

For email and collaboration threat protection, Mimecast says its solution blocks phishing, BEC, impersonation, malware and collaboration-based attacks using adaptive AI across email, Teams, Slack and more.[2][11][16]

Mimecast Managed Threat Response is a managed service for emails that users report. Mimecast says each report is analyst-investigated, classified and remediated 24x7. Mimecast says the service works with the existing report button and that API outputs route to a SIEM, SOAR or case management platform.

For insider risk, Mimecast Incydr is the data protection product. Mimecast says Incydr brings email, endpoint, cloud, browser and agentic risk surfaces into one view, scored for risk and tied back to people. Mimecast says Incydr offers adaptive controls that range from in-the-moment education to allow-with-justification to targeted blocking. The Agent Risk Center, part of Mimecast Incydr, discovers the agents operating in an environment, classifies their AI activity against the customer's rules, and applies controls to reduce data exposure. Mimecast says Incydr offers data residency options and FedRAMP-authorized solutions, and that an ultra-lightweight agent supports Windows, Mac and Linux.[2][9][18]

For security behavior management, Mimecast Engage delivers behavior-driven interventions powered by the Human Risk Command Center. Mimecast says Engage can deliver nudges via email, Slack or Teams, and that it offers 200+ training modules available in 27 languages. Mimecast says Engage connects with security tools such as CrowdStrike, Okta and Netskope.[2][7]

For archiving, Mimecast Cloud Archive provides self-service tools to collect, discover, preserve and review collaboration data. Mimecast says Supervision supports review, escalation, export and reporting, Sync & Recover protects files, folders, contacts, tasks and notes, and Archive for MS Teams keeps encrypted copies of Teams data.[9]

Mimecast says it protects and supports 42,000+ organizations globally and has done so since 2003. Its pages say it offers 300+ integrations.[2][9][10][11][17][18]

Mimecast on the record

Sources

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

Virtru full record

  1. [1]virtru.comVirtru · virtru.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Virtru unveils new headquarters and technology hub in washington dcVirtru · virtru.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]Virtru secures 50 million in new funding to accelerate the future of data centric security for the ai eraVirtru · virtru.com · published July 11, 2025 · Tier A
  4. [4]Data Security Platform for Email, Files and Collaboration | VirtruVirtru · undated page, accessed October 30, 2026 · Tier A
  5. [5]Virtru Email Encryption Reviews 2026: Details, Pricing, & Features | G2G2 · undated page, accessed October 30, 2026 · Tier C
  6. [6]Virtru Outlook Email Add-inVirtru · undated page, accessed November 4, 2026 · Tier A
  7. [7]Protect Your Data Against Human Errors with Email BlockingVirtru · undated page, accessed November 4, 2026 · Tier A
  8. [8]Enhanced Audit Data for Gmail Chrome Extension Trigger EventsVirtru · undated page, accessed November 4, 2026 · Tier A
  9. [9]Advanced File Upload Control for Secure SharingVirtru · undated page, accessed November 4, 2026 · Tier A
  10. [10]Save Secure Share Files Directly to Cloud StorageVirtru · undated page, accessed November 4, 2026 · Tier A
  11. [11]Securely Share Files From Your Group Email AddressesVirtru · undated page, accessed November 4, 2026 · Tier A
  12. [12]Confidently Store, Share and Collaborate on Sensitive FilesVirtru · undated page, accessed November 4, 2026 · Tier A
  13. [13]Virtru Gateway for LookerVirtru · undated page, accessed November 4, 2026 · Tier A

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