CISO Tribune

Vendor comparison · 2 companies

ThreatDefence vs UnderDefense

ThreatDefence delivers a fully managed 24×7 SOC as a Service that combines its SecOps Platform with a team of cyber security experts who monitor, investigate and respond. UnderDefense sells UnderDefense MAXI, a security and compliance automation platform, and an MDR service in which security experts monitor, detect and respond to incidents. CISO Tribune files both under MDR and managed SOC. 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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  • ThreatDefence
  • UnderDefense
ThreatDefence vs UnderDefense: Products, Customers and Funding Compared
ThreatDefenceThreatDefence delivers a fully managed 24×7 SOC as a Service that combines its SecOps Platform with a team of cyber security experts who monitor, investigate and respond.threatdefence.comUnderDefenseUnderDefense sells UnderDefense MAXI, a security and compliance automation platform, and an MDR service in which security experts monitor, detect and respond to incidents.underdefense.com
What it sells
  • SecOps Platform[2][3][4][5]A platform providing end-to-end coverage and threat detection, backed by an AI-enabled 24x7 SOC.
  • SOC as a Service[2]A fully managed 24×7 SOC that combines the SecOps Platform with a team of cyber security experts.
  • SIEM[1][5][6]A SIEM built for investigation that connects, enriches and keeps security events searchable.
  • Network Detection and Response[3]Network Detection and Response sensors and a deception toolset to discover lateral movement.
  • Compromise Assessment[8]A review of an environment to reveal existing or past intrusions and security weaknesses.
  • Cyber Risk Management[9]A solution that assists customers in proactively identifying security gaps in their environment.
  • Cyber Range[10]Cyber range solutions with simulations of cyber attacks for cyber security teams and students.
  • UnderDefense MAXI[1][2][3][5][6]A security and compliance automation platform. UnderDefense MAXI integrates with SIEMs, firewalls and endpoint protection solutions.
  • UnderDefense Agentic AI SOC[4]AI agents investigate each alert. Analysts on shift 24/7 decide what happens next.
  • MDR[1][2][6]Security experts monitor, detect and respond to incidents.
  • Cloud-based SIEM[2]A cloud-based SIEM that collects, analyzes and responds to security events.
  • CIS AWS Benchmark assessment[8]A self-service assessment of AWS security.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
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Ownership and funding
Not stated on its pagesNot stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pagesNot stated on its pages
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[10]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetUnderDefense MAXI integrates with a customer's security infrastructure, including SIEMs, firewalls and endpoint protection solutions. UnderDefense offers compliance templates to organizations working toward standards such as SOC2 and ISO 27001. UnderDefense MAXI provides executive-level reports for C-level readers.
Last verified
November 10, 2026October 26, 2026

Where they overlap

  • MDR and managed SOC is the primary category of both ThreatDefence and UnderDefense.

Where they differ, field by field

  • ThreatDefence is also filed under SIEM, AI SOC analysts and Network detection and response. UnderDefense is also filed under Penetration testing and red team services, Compliance automation and SOAR and security automation.
  • ThreatDefence lists SecOps Platform, SOC as a Service, SIEM, Network Detection and Response, Compromise Assessment and 2 more. UnderDefense lists UnderDefense MAXI, UnderDefense Agentic AI SOC, MDR, Cloud-based SIEM and CIS AWS Benchmark assessment.

What it sells: ThreatDefence

What SOC as a Service does[2]
ThreatDefence continuously monitors customer environments across cloud, network, endpoints, identity and applications. ThreatDefence analysts conduct scheduled and intelligence-led hunts to identify indicators of compromise, lateral movement, credential misuse and living-off-the-land activity. ThreatDefence customers have access to a dedicated portal with real-time dashboards, incident timelines, analyst notes, reporting and service visibility.
What Network Detection and Response does[3]
ThreatDefence offers Network Detection and Response sensors and a deception toolset to discover lateral movement. ThreatDefence network detection covers lateral movement and insider threats using session evidence and packet analysis. ThreatDefence agents connect network findings with endpoint and identity activity, helping analysts assess the scope and prepare targeted containment.
What Compromise Assessment does[8]
ThreatDefence offers a Compromise Assessment that helps reveal existing or past intrusions, identify vulnerabilities or weaknesses, and detect malicious activity, policy violations and security misconfigurations. ThreatDefence deploys sensors to collect real-time data from endpoints, cloud and network. ThreatDefence inspects an environment over an extended period of time to identify dormant malware or covert threat actors.
What Cyber Risk Management does[9]
ThreatDefence offers a Cyber Risk Management solution that assists customers in proactively identifying security gaps in their environment. ThreatDefence provides automated weekly and monthly reporting based on operational and compliance needs. ThreatDefence pinpoints vulnerable, exploitable or misconfigured systems in a customer network.
What Cyber Range does[10]
ThreatDefence offers cyber range solutions that provide simulations of cyber attacks for cyber security teams and students. ThreatDefence runs simulations on virtual replicas of critical infrastructure networks including power grids, train control systems and water treatment plants. The platform of ThreatDefence organizes trainees into groups dedicated to specific missions and objectives.

What it sells: UnderDefense

What UnderDefense MAXI does[1][2][3][5][6]
UnderDefense MAXI natively monitors endpoints, networks, users and decoy beacons. UnderDefense MAXI provides ready-to-use playbooks, AI-powered alert enrichment and notifications through Slack, Jira or a preferred tool. UnderDefense MAXI provides pre-built compliance templates for standards such as SOC2 and ISO 27001.
What UnderDefense Agentic AI SOC does[4]
UnderDefense Agentic AI SOC uses AI agents that investigate each alert. Analysts on shift 24/7 decide what happens next.
What CIS AWS Benchmark assessment does[8]
UnderDefense offers a self-service CIS AWS Benchmark assessment. The assessment covers evaluating the maturity of cloud security controls, identifying misconfigurations, providing detailed mitigation instructions and giving a summary table with a final CVSS v3.0 score.

Questions about ThreatDefence and UnderDefense

What do ThreatDefence and UnderDefense sell?
ThreatDefence sells SecOps Platform, SOC as a Service, SIEM, Network Detection and Response, Compromise Assessment and 2 more. UnderDefense sells UnderDefense MAXI, UnderDefense Agentic AI SOC, MDR, Cloud-based SIEM and CIS AWS Benchmark assessment.
Are ThreatDefence and UnderDefense in the same category?
Yes. MDR and managed SOC is the primary category of both on CISO Tribune.
Who are ThreatDefence and UnderDefense sold to?
UnderDefense MAXI integrates with a customer's security infrastructure, including SIEMs, firewalls and endpoint protection solutions.

About ThreatDefence

ThreatDefence delivers a fully managed 24×7 SOC as a Service that combines its SecOps Platform with a team of cyber security experts who monitor, investigate and respond. ThreatDefence provides security operations and cyber defense solutions to MSPs and enterprises. ThreatDefence is an Australian company founded in 2014 in Sydney by a small group of security practitioners. ThreatDefence has deployed its platform globally, serving hundreds of customers across industries that include service providers, healthcare, digital services, government, finance, legal, retail and mining.[1][2][3]

ThreatDefence says it observed organizations getting breached, with attackers living on their networks for months and sometimes years. ThreatDefence describes incident responders who could not use their security event data and struggled to manually correlate security events collected from endpoints, network systems and cloud service providers. ThreatDefence created its SecOps Platform to help companies of any size deploy security operations and contain threats with deep visibility and structured evidence.[3][8]

ThreatDefence agents connect identity, endpoint, email, cloud and network evidence to build timelines, assess scope and recommend actions. ThreatDefence lets customers choose recommendations, approval-based actions or authorized automation, with controls to restrict or pause any workflow.[5]

ThreatDefence analysts, threat hunters and incident responders work alongside AI agents to investigate threats, direct response and support the customer team around the clock. ThreatDefence continuously monitors customer environments across cloud, network, endpoints, identity and applications. ThreatDefence analysts conduct scheduled and intelligence-led hunts to identify indicators of compromise, lateral movement, credential misuse and living-off-the-land activity. ThreatDefence supports its SOC with threat intelligence that includes dark web monitoring, sector-relevant intelligence and adversary tracking. ThreatDefence customers have access to a dedicated portal with real-time dashboards, incident timelines, analyst notes, reporting and service visibility. ThreatDefence is SOC 2, PCI DSS and ISO 27001 certified.[2][5]

ThreatDefence manages the platform, maintains integrations and tunes detections, while customer analysts keep direct access to the data. ThreatDefence collects data through supported agents, syslog, APIs, cloud integrations and network sensors. ThreatDefence provides ready-to-use dashboards for connected sources, from identity and endpoint activity to firewalls, cloud services and network traffic.[5][6]

ThreatDefence provides visibility and threat detection across O365, Azure, AWS and GCP environments. ThreatDefence watches Microsoft 365 identities 24x7 for account takeover, session hijacking, risky app consents and privilege changes. ThreatDefence offers a forensic scan of six months of Microsoft 365 activity to uncover historic compromise, persistent access and security gaps. ThreatDefence discovers internet-facing systems, lookalike domains and brand impersonation, with every finding tied to its asset and owner. ThreatDefence offers Network Detection and Response sensors and a deception toolset to discover lateral movement.[3][5]

ThreatDefence monitors a copy of network traffic from industrial environments to discover assets, understand communications and detect changes that need attention. ThreatDefence sensors connect to mirrored traffic, with nothing inline, no software installed on controllers and no active scanning of operational equipment. ThreatDefence offers a Compromise Assessment that helps reveal existing or past intrusions, identify vulnerabilities or weaknesses, and detect malicious activity, policy violations and security misconfigurations. ThreatDefence offers a Cyber Risk Management solution that assists customers in proactively identifying security gaps in their environment. ThreatDefence offers cyber range solutions that provide simulations of cyber attacks for cyber security teams and students.[7][8][9][10]

ThreatDefence offers an end-to-end approach for financial organisations, focusing on critical assets and implementing detections based on the customer threat model. ThreatDefence builds real-time and historical reports on cyber security posture against frameworks such as NIST, ISO27001, HIPAA, PCI DSS and CMMC. ThreatDefence offers white-label SecOps, where the platform and SOC run under the customer's own brand, domain and logo.[1][2][5][6][8][9][10][11]

ThreatDefence on the record

Sources

ThreatDefence full record

  1. [1]threatdefence.comThreatDefence · threatdefence.com · undated page, accessed November 10, 2026 · Tier A
  2. [2]24x7 SOC as a Service | Managed SOC Monitoring and ResponseThreatDefence · undated page, accessed November 11, 2026 · Tier A
  3. [3]Enterprise Security Operations Platform | 24x7 SOC and SIEMThreatDefence · undated page, accessed November 11, 2026 · Tier A
  4. [4]24x7 Security Operations Team | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  5. [5]AI-Enabled Security Operations Platform and 24x7 SOC | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  6. [6]SIEM as a Service | Next Generation Cloud SIEM | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  7. [7]Industrial SecOps Platform for OT Security | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  8. [8]Cyber Security Compromise Assessment | Breach Detection & Forensics - ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  9. [9]Cybersecurity Risk Management Services | Enterprise Risk Protection | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  10. [10]Cyber Security Simulation & Attack Simulation Platform | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A
  11. [11]Evidence-Based Security for Financial Services | ThreatDefenceThreatDefence · undated page, accessed November 11, 2026 · Tier A

UnderDefense full record

  1. [1]underdefense.comUnderDefense · underdefense.com · undated page, accessed October 26, 2026 · Tier A
  2. [2]Compliance PricingUnderDefense · undated page, accessed November 10, 2026 · Tier A
  3. [3]Agentic AI SOC & Compliance Automation Platform | UnderDefenseUnderDefense · undated page, accessed November 10, 2026 · Tier A
  4. [4]Elastic Cloud Pricing 2026: Serverless, Hosted, and SIEMUnderDefense · undated page, accessed November 10, 2026 · Tier A
  5. [5]Cloudflare Pricing 2026: WAF, Zero Trust, and EnterpriseUnderDefense · undated page, accessed November 10, 2026 · Tier A
  6. [6]Palo Alto Networks Pricing 2026: Firewalls, SASE, and XDRUnderDefense · undated page, accessed November 10, 2026 · Tier A
  7. [7]2025 MXDR Pricing Guide: Choosing the Right MXDR providerUnderDefense · undated page, accessed November 10, 2026 · Tier A
  8. [8]Episode 4: Cyber Resilience 201 — AWS Cloud Security - UnderDefenseUnderDefense · undated page, accessed November 10, 2026 · Tier A
  9. [9]E-Mail Under Attack - UnderDefenseUnderDefense · undated page, accessed November 10, 2026 · Tier A
  10. [10]UnderDefense MAXI Reviews & Product DetailsG2 · undated page, accessed November 10, 2026 · Tier C

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