CISO Tribune

Vendor comparison · 2 companies

Quorum Cyber vs Tata Consultancy Services

Quorum Cyber delivers Microsoft-first, threat-led cyber security services. TCS dates its inception to 1968. CISO Tribune files both under Security consulting and advisory. 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.

Change the companies

Up to four companies side by side.

  • Quorum Cyber
  • Tata Consultancy Services
Quorum Cyber vs Tata Consultancy Services: Products, Customers and Funding Compared
Quorum CyberQuorum Cyber delivers Microsoft-first, threat-led cyber security services.quorumcyber.comTata Consultancy ServicesTCS dates its inception to 1968.tcs.com
What it sells
  • Clarity Defend[1][3][6]Managed detection and response service providing 24/7 monitoring, detection and response to attacks.
  • Clarity Extend[1][3]Enhanced security coverage extending monitoring to Microsoft Cloud and third-party technologies across an organization's IT ecosystem.
  • Clarity Protect[1][3]Service that detects and stops threats, reduces cyber risk, and strengthens security across Microsoft and AI environments, including a CTEM offering.
  • Clarity Data & AI[1][3]Service that helps organizations understand, protect and govern data, reducing exposure to insider threats and AI-related risks.
  • Clarity OT[3]Managed detection and response service for operational technology environments.
  • Incident Response Services[3]Services including incident response preparedness, retainer agreements, and emergency MDR for breach investigation and containment.
  • TCS Secure AI Adoption[1]A TCS service for managing cybersecurity and data privacy risks in AI deployments.
  • TCS MDR[1]TCS MDR solutions address cyber threats for enterprises.
  • TCS Network Security Services[1]TCS network security services for organizations and hybrid workforces.
  • TCS Cloud Security Services[1]A TCS cloud security solution built on a Machine First™ approach.
  • TCS Governance, risk, and compliance services[1]TCS services for automating GRC functions.
  • Vulnerability management[1]A TCS service area that includes DevSecOps and vulnerability management.
Categories
Headquarters
Edinburgh, United Kingdom[1]Not stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesPublic (NSE: TCS)[3][4][5][6][10]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • September 16, 2026Quorum Cyber announced that it has signed a definitive agreement to acquire Ontinue, a managed extended detection and response provider.[12]
  • October 15, 2026TCS launched the Industrial Intelligence Foundry, an AI offering that helps industrial enterprises scale AI across engineering and manufacturing.[12]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 10, 2026[3]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetFrom its own pages, TCS sells mainly to enterprises and businesses, offering consulting, implementation, and managed security services. Its pages describe collaboration with governments globally on public services. Its generative AI offerings are described for banking, financial services, and insurance, and for communications, media, and information services.
Last verified
October 7, 2026October 12, 2026

Where they overlap

  • Quorum Cyber and Tata Consultancy Services are both filed under Security consulting and advisory.

Where they differ, field by field

  • Quorum Cyber's primary category is MDR and managed SOC; Tata Consultancy Services's is Security consulting and advisory.
  • Quorum Cyber is also filed under Incident response and forensics and OT and ICS security. Tata Consultancy Services is also filed under Managed security service providers.
  • Quorum Cyber lists Clarity Defend, Clarity Extend, Clarity Protect, Clarity Data & AI, Clarity OT and 1 more. Tata Consultancy Services lists TCS Secure AI Adoption, TCS MDR, TCS Network Security Services, TCS Cloud Security Services, TCS Governance, risk, and compliance services and 1 more.
  • Quorum Cyber is headquartered in Edinburgh, United Kingdom.
  • Tata Consultancy Services is a public company listed on NSE as TCS.

What it sells: Tata Consultancy Services

What TCS MDR does[1]
TCS MDR solutions help enterprises gain a 360-degree view, automate response, and remediate cyber threats. The solutions use contextual and strategic threat intelligence.
What TCS Network Security Services does[1]
TCS Network Security Services involve 24x7 monitoring and a zero-trust approach. The services support hybrid workforces.

Questions about Quorum Cyber and Tata Consultancy Services

What do Quorum Cyber and Tata Consultancy Services sell?
Quorum Cyber sells Clarity Defend, Clarity Extend, Clarity Protect, Clarity Data & AI, Clarity OT and 1 more. Tata Consultancy Services sells TCS Secure AI Adoption, TCS MDR, TCS Network Security Services, TCS Cloud Security Services, TCS Governance, risk, and compliance services and 1 more.
Are Quorum Cyber and Tata Consultancy Services in the same category?
They share Security consulting and advisory. Quorum Cyber's primary category is MDR and managed SOC and Tata Consultancy Services's is Security consulting and advisory.
Where are Quorum Cyber and Tata Consultancy Services headquartered?
Quorum Cyber is headquartered in Edinburgh, United Kingdom.
Who owns Quorum Cyber and Tata Consultancy Services?
Tata Consultancy Services is a public company listed on NSE as TCS.
Who are Quorum Cyber and Tata Consultancy Services sold to?
From its own pages, TCS sells mainly to enterprises and businesses, offering consulting, implementation, and managed security services.
What have Quorum Cyber and Tata Consultancy Services announced recently?
September 16, 2026: Quorum Cyber announced that it has signed a definitive agreement to acquire Ontinue, a managed extended detection and response provider. October 15, 2026: TCS launched the Industrial Intelligence Foundry, an AI offering that helps industrial enterprises scale AI across engineering and manufacturing.

About Quorum Cyber

Quorum Cyber delivers Microsoft-first, threat-led cyber security services. Quorum Cyber was founded in Edinburgh in 2016. Federico Charosky founded Quorum Cyber. Quorum Cyber is a Microsoft Solutions Partner for Security and works with the Microsoft Security stack, including Microsoft 365 Defender and Microsoft Sentinel.

Quorum Cyber says AI changes how organisations work and how attackers operate. Quorum Cyber helps security teams protect data, manage emerging risks and enable secure adoption.

Clarity is more than the name of Quorum Cyber's customer platform and managed security services. Quorum Cyber unifies Microsoft 365 Defender and Microsoft Sentinel in Clarity, turning raw signals into prioritised incidents. Quorum Cyber offers three managed detection and response services, plus a dedicated data security service.[6]

Quorum Cyber's Cyber Resilience Assessment evaluates how well an organisation can manage cyber disruption. Quorum Cyber's Security Maturity Assessment looks at the effectiveness of a wider security programme, including governance, controls and risk management.[7]

Quorum Cyber has an Incident Response team that helps organisations investigate and manage cyber incidents. Quorum Cyber's Security Operations Centre works to detect and respond to customer threats. Quorum Cyber offers an incident response retainer that customers can initiate. Quorum Cyber offers Managed XDR, which integrates with Microsoft Security Technology. Quorum Cyber works with the generative AI capabilities of Copilot for Security to help defend customers against cyber threats. Quorum Cyber has a Threat Intelligence team. Following two acquisitions in 2024, Quorum Cyber's services range from phishing simulation and managed services to incident response and ransom negotiation.[7][8][9][10]

Quorum Cyber states that it protects 400+ organisations across four continents. Quorum Cyber has over 350 employees across the UK, US, Canada and UAE. Quorum Cyber is also a member of the Microsoft Intelligent Security Association and a Microsoft Security Copilot Partner.[6][7][11]

Quorum Cyber on the record

Sources

Quorum Cyber full record

  1. [1]quorumcyber.comQuorum Cyber · quorumcyber.com · undated page, accessed October 7, 2026 · Tier A
  2. [2]Difenda will rebrand as quorum cyberQuorum Cyber · quorumcyber.com · undated page, accessed October 7, 2026 · Tier A
  3. [3]Microsoft Cyber Security Services Provider | Quorum CyberQuorum Cyber · undated page, accessed October 31, 2026 · Tier A
  4. [4]About Quorum | Cyber Security CompanyQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  5. [5]Why I’m Passionate about Protecting British Organisations from Cybercrime - Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  6. [6]Managed Security Services | Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  7. [7]Cyber Resilience Assessment | Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  8. [8]Quorum Cyber Managed XDR integrates with Microsoft Security Technology - Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  9. [9]Quorum Cyber is leveraging Copilot for Security at scale - Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  10. [10]Customers Informed of Microsoft Data Breach - Quorum CyberQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  11. [11]Quorum Cyber appoints Chief Information Security OfficerQuorum Cyber · undated page, accessed November 10, 2026 · Tier A
  12. [12]Quorum Cyber Announces Intent to Acquire Ontinue, Building an Unrivaled Microsoft-First Agentic SOC for the Autonomous Threat EraPRNewswire · published September 16, 2026 · Tier A

Tata Consultancy Services full record

  1. [1]Data and Cybersecurity to Fight off CyberattacksTata Consultancy Services · undated page, accessed October 12, 2026 · Tier A
  2. [2]Disclosure of Related Party Transactions for half year ended September 30, 2021Tata Consultancy Services · tcs.com · published September 30, 2021 · Tier A
  3. [3]Tata Consultancy Services Reviews 2026: Details, Pricing, & Features - G2G2 · undated page, accessed November 1, 2026 · Tier C
  4. [4]Tata Consultancy Services (TCS) Reviews - GartnerGartner Peer Insights · undated page, accessed November 1, 2026 · Tier C
  5. [5]TCS Security PolicyTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  6. [6]TCS Consulting Services to Achieve Success in the Digital EraTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  7. [7]Unlock Business Agility and Future-ready Operations with TCSTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  8. [8]AI and Data & Analytics: Powering Tomorrow’s Intelligent EnterpriseTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  9. [9]Building a Smarter, Connected Tomorrow with AI-first and Agentic AITata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  10. [10]Forward-thinking government for citizen-first servicesTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  11. [11]TCS Customer Stories on Driving Strong Growth and TransformationTata Consultancy Services · undated page, accessed November 10, 2026 · Tier A
  12. [12]TCS launches Industrial Intelligence Foundry to accelerate AI-led autonomy and engineeringTata Consultancy Services · published October 15, 2026 · Tier A

Spot a factual error? Request a correction.