Kroll vs Thales (S21sec)
Kroll and Thales (S21sec) are both Services firms that work with your existing tools. Kroll targets SMB, Mid-market, and Enterprise organizations, while Thales (S21sec) serves Enterprise. Kroll includes 5 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity, Network), compared to 2 for Thales (S21sec) (Network, OT/ICS).
Buyer brief
Kroll and Thales (S21sec) are both Services firms that work with your existing tools. Kroll targets SMB, Mid-market, and Enterprise organizations, while Thales (S21sec) serves Enterprise. Kroll includes 5 attack surfaces in base pricing (Endpoint, Cloud, SaaS, Identity, Network), compared to 2 for Thales (S21sec) (Network, OT/ICS).
Kroll offers broader coverage (5 surfaces vs. 2). Thales (S21sec) may suit teams that need depth over breadth.
At a glance
| FIELD |  |  |
|---|---|---|
| Best fit | Organizations wanting IR expertise built into MDR with 3,000+ annual cases feeding detection | Critical infrastructure and public-sector buyers that need Thales/S21sec regional cyber detection and response |
| Price | Unverified MDR field estimate: $30K-$200K+/yr | Custom quote |
| Response authority | 6/6 actions · Configurable | 2/6 actions · Configurable |
| Stack | Works with existing stack | Works with existing stack |
| Data access | Dashboards | Reports only |
| Warranty | $1,000,000 | None listed |
- Best fit
- Organizations wanting IR expertise built into MDR with 3,000+ annual cases feeding detection
- Price
- Unverified MDR field estimate: $30K-$200K+/yr
- Response authority
- 6/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Dashboards
- Warranty
- $1,000,000
- Best fit
- Critical infrastructure and public-sector buyers that need Thales/S21sec regional cyber detection and response
- Price
- Custom quote
- Response authority
- 2/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Reports only
- Warranty
- None listed
Detailed comparison
| FIELD | KrollTECH-AGNOSTIC | Thales (S21sec)TECH-AGNOSTIC |
|---|---|---|
| Fit | ||
| Target size | SMB, Mid-market, Enterprise | Enterprise |
| Sentiment | Positive | Mixed |
| Your stack | ||
| Approach | Works with your tools | Works with your tools |
| EDR integrations | CrowdStrike FalconMicrosoft DefenderSentinelOne | Customer endpoint security tools |
| SIEM integrations | Microsoft Sentinel | Customer SIEM platformsThales SOC tooling |
| Coverage | EPEndpoint: CoveredCloudCloud: CoveredIDIdentity: CoveredSaaSSaaS: CoveredNetNetwork: CoveredOTOT/IoT: Optional add-on | EPEndpoint: LimitedCloudCloud: LimitedIDIdentity: LimitedSaaSSaaS: LimitedNetNetwork: CoveredOTOT/IoT: Covered |
| Response | ||
| Response type | Active Remediation | Active Remediation |
| Approval policy | Configurable | Configurable |
| Response actions | IsolateKill processContainDisable accountsQuarantineCustom playbooks | ContainCustom playbooks |
| IR included | ✓ Included | ✓ Included |
| Cost | ||
| Price range | Not publicly disclosed. Unverified field estimates suggest $30K-$200K+/year depending on scope. | Not published |
| Minimum seats | None | None |
| Breach warranty | $1,000,000 | – |
| More details | ||
| Requires own agent | No | No |
| Endpoints | ✓ Included | ~ Limited |
| Cloud workloads | ✓ Included | ~ Limited |
| Identity | ✓ Included | ~ Limited |
| SaaS apps | ✓ Included | ~ Limited |
| Network | ✓ Included | ✓ Included |
| OT/ICS | + Optional | ✓ Included |
| Threat hunting | ✓ Included | ✓ Included |
| Response SLA | Not disclosed | Not disclosed |
| 24/7 coverage | ✓ | ✓ |
| Pricing model | Custom quote-based pricing, not publicly disclosed | Custom quote for Thales Cyber Detection and Response, Managed Security Services, SOC and MDR. Public prices are not published. |
| Hidden cost warnings | CrowdStrike Falcon Complete migration (Dec 2025) increases platform dependency, customers wanting vendor-agnostic EDR lose that flexibility. Named TAM support (vs. Shared TAM) likely incurs additional cost, cost delta not disclosed. No published minimum seat requirements or pricing, likely enterprise-focused | The current S21sec domain routes to Thales-branded services, so buyers wanting legacy S21sec-specific delivery should confirm contracting entity, SOC location and delivery team.. Public pages do not publish prices, minimum terms, service credits, MTTD/MTTR or formal MDR SLAs.. Thales offers a broad cybersecurity services portfolio; buyers should separate base MDR scope from CTI, DRPS, DFIR, CERT, ICS monitoring and advisory services.. Named endpoint, identity and cloud containment actions are not public and should be confirmed tool by tool.. Data retention, raw log access, offboarding and detection-content export rights are not described publicly. |
| Data portability | Partial | Partial |
| Contract terms | Annual, Multi-year | Custom cyber detection and response engagement, Managed Security Services, SOC and MDR, Critical-infrastructure cybersecurity services |
| Channels | EmailPortalPhone | EmailPhonePortal |
| Data access | Dashboards | Reports only |
| Dedicated analyst | ✓ | – |
| SOC regions | North AmericaEuropeAsia-Pacific | EuropeMEAAPAC |
| Onboarding | Varies by environment complexity | Not published. Thales describes customer-centric service roadmaps and selecting/deploying detection and response technologies, but no standard MDR onboarding timeline. |
| Industry focus | Financial ServicesHealthcareGovernmentRetailTechnologyEducation | Critical InfrastructureGovernmentDefenseEnergyManufacturingAviationSpaceFinancial ServicesTelecommunicationsHealthcareTransportationAutomotiveUtilitiesMaritime |
| MTTD | Not published | Not published |
| MTTR | Not published | Not published |
| Community view | Trusted for deep IR pedigree and Complete Response methodology. Gartner Peer Insights 4.6/5 (26 reviews). KuppingerCole MDR Leader 2023. Lower market visibility than pure-play MDR brands (~0.4% PeerSpot mindshare). December 2025 CrowdStrike migration generates mixed reactions around vendor lock-in. | The current public evidence is strong for Thales-branded global SOC, MDR, CTI, DFIR and critical-infrastructure detection and response, but weak for S21sec as a standalone public MDR brand. Buyers should validate current delivery model, SOC location, response authority, pricing and whether the contract is with Thales/S21sec in the relevant country. |
| Compliance | SOC 2 Type IIISO 27001PCI DSS | DORATIBER-EUPCI DSSEASA Part-ISEASAICAOUNECE |
| Certifications | SOC 2 Type IIISO 27001CREST | 8 threat intelligence and AI-driven SOCs around the worldSOCs in France, Morocco, the Netherlands, Belgium and Luxembourg, Portugal and Spain, and New Zealand and Australia |
| Founded | 1972 | – |
| Data retention | Not publicly disclosed. | Not published. Public pages do not describe default log retention, raw log access, storage tiers or export terms for Thales SOC and MDR. |
| API available | ✓ | – |
| Website | Visit → | Visit → |
FAQ
What is the main difference between Kroll and Thales (S21sec)?
Kroll is a Services firm that is technology-agnostic (works with your existing tools). Thales (S21sec) is a Services firm that is technology-agnostic (works with your existing tools). Kroll covers 5 attack surfaces in base pricing vs. 2 for Thales (S21sec).
How do Kroll and Thales (S21sec) differ in response capabilities?
Kroll supports 6 autonomous actions (account disable, custom playbooks, endpoint isolation, file quarantine, network containment, process termination) and approval is configurable. Thales (S21sec) supports 2 autonomous actions (custom playbooks, network containment) and approval is configurable.
How does Kroll pricing compare to Thales (S21sec)?
Kroll pricing: Not publicly disclosed. Unverified field estimates suggest $30K-$200K+/year depending on scope.. Thales (S21sec) pricing: Not published. Watch for with Kroll: CrowdStrike Falcon Complete migration (Dec 2025) increases platform dependency, customers wanting vendor-agnostic EDR lose that flexibility; Named TAM support (vs. Shared TAM) likely incurs additional cost, cost delta not disclosed. Watch for with Thales (S21sec): The current S21sec domain routes to Thales-branded services, so buyers wanting legacy S21sec-specific delivery should confirm contracting entity, SOC location and delivery team.; Public pages do not publish prices, minimum terms, service credits, MTTD/MTTR or formal MDR SLAs..
Should I choose Kroll or Thales (S21sec)?
Choose Kroll if: organizations wanting IR expertise built into MDR with 3,000+ annual cases feeding detection. Choose Thales (S21sec) if: critical infrastructure and public-sector buyers that need Thales/S21sec regional cyber detection and response. Kroll is not ideal for organizations that need vendor-agnostic EDR choice (CrowdStrike migration reduces flexibility). Thales (S21sec) is not ideal for buyers that need a standalone legacy S21sec-branded MDR package.
Daylight Security
AI-native MDR for buyers comparing active remediation across endpoint, cloud, identity, and SaaS. Daylight works with existing EDR/SIEM stacks and uses ChatOps-native collaboration, so it can be a useful third reference point in this comparison.