mnemonic vs Thales (S21sec)
mnemonic and Thales (S21sec) are both Services firms that work with your existing tools. mnemonic targets Mid-market and Enterprise organizations, while Thales (S21sec) serves Enterprise. mnemonic includes 3 attack surfaces in base pricing (Endpoint, Cloud, Network), compared to 2 for Thales (S21sec) (Network, OT/ICS).
Buyer brief
mnemonic and Thales (S21sec) are both Services firms that work with your existing tools. mnemonic targets Mid-market and Enterprise organizations, while Thales (S21sec) serves Enterprise. mnemonic includes 3 attack surfaces in base pricing (Endpoint, Cloud, Network), compared to 2 for Thales (S21sec) (Network, OT/ICS).
mnemonic offers broader coverage (3 surfaces vs. 2). Thales (S21sec) may suit teams that need depth over breadth.
At a glance
| FIELD |  |  |
|---|---|---|
| Best fit | European mid-market and enterprise buyers that want a Nordic MDR provider | Critical infrastructure and public-sector buyers that need Thales/S21sec regional cyber detection and response |
| Price | Not published | Custom quote |
| Response authority | 3/6 actions · Configurable | 2/6 actions · Configurable |
| Stack | Works with existing stack | Works with existing stack |
| Data access | Dashboards | Reports only |
| Warranty | None listed | None listed |
- Best fit
- European mid-market and enterprise buyers that want a Nordic MDR provider
- Price
- Not published
- Response authority
- 3/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Dashboards
- Warranty
- None listed
- 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 | mnemonicTECH-AGNOSTIC | Thales (S21sec)TECH-AGNOSTIC |
|---|---|---|
| Fit | ||
| Target size | Mid-market, Enterprise | Enterprise |
| Sentiment | Mixed | Mixed |
| Your stack | ||
| Approach | Works with your tools | Works with your tools |
| EDR integrations | CrowdStrikeMicrosoft DefenderArgus Endpoint Responder | Customer endpoint security tools |
| SIEM integrations | Argus MDR platformMicrosoft Sentinel | Customer SIEM platformsThales SOC tooling |
| Coverage | EPEndpoint: CoveredCloudCloud: CoveredIDIdentity: LimitedSaaSSaaS: LimitedNetNetwork: 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 | IsolateContainCustom playbooks | ContainCustom playbooks |
| IR included | ✓ Included | ✓ Included |
| Cost | ||
| Price range | Not published | Not published |
| Minimum seats | None | None |
| Breach warranty | – | – |
| More details | ||
| Requires own agent | No | No |
| Endpoints | ✓ Included | ~ Limited |
| Cloud workloads | ✓ Included | ~ Limited |
| Identity | ~ Limited | ~ Limited |
| SaaS apps | ~ Limited | ~ Limited |
| Network | ✓ Included | ✓ Included |
| OT/ICS | + Optional | ✓ Included |
| Threat hunting | ✓ Included | ✓ Included |
| Response SLA | Not disclosed | Not disclosed |
| 24/7 coverage | ✓ | ✓ |
| Pricing model | Custom pricing based on service plan, telemetry scope, Microsoft, CrowdStrike, Wiz, Zscaler or third-party technology used, and any custom playbooks, reporting or account management. | Custom quote for Thales Cyber Detection and Response, Managed Security Services, SOC and MDR. Public prices are not published. |
| Hidden cost warnings | No public MDR price floor or tier table was found.. Argus MDR is modular, so buyers should confirm which telemetry areas and plan tier are included in the base quote.. Endpoint isolation depends on Argus Endpoint Responder and the selected endpoint stack.. The Wiz service uses O3 Cyber optionally for posture improvement, so confirm whether that work is included.. No public fixed response-time SLA, breach warranty or trial was found. | 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 | Custom | Custom cyber detection and response engagement, Managed Security Services, SOC and MDR, Critical-infrastructure cybersecurity services |
| Channels | PortalEmailPhone | EmailPhonePortal |
| Data access | Dashboards | Reports only |
| Dedicated analyst | – | – |
| SOC regions | Europe | EuropeMEAAPAC |
| Onboarding | Not published. Scope depends on the selected service plan, Microsoft, CrowdStrike, Wiz, network and OT telemetry, and whether custom playbooks or account management are included. | Not published. Thales describes customer-centric service roadmaps and selecting/deploying detection and response technologies, but no standard MDR onboarding timeline. |
| Industry focus | HealthcareFinancial ServicesGovernmentCritical InfrastructureTechnologyManufacturing | Critical InfrastructureGovernmentDefenseEnergyManufacturingAviationSpaceFinancial ServicesTelecommunicationsHealthcareTransportationAutomotiveUtilitiesMaritime |
| MTTD | Not published | Not published |
| MTTR | Not published | Not published |
| Community view | mnemonic has long-running European MDR, incident-response and threat-intelligence evidence, but public MDR-specific peer review volume is limited. | 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 | ISO 27001GDPR | DORATIBER-EUPCI DSSEASA Part-ISEASAICAOUNECE |
| Certifications | ISO 27001:2022ISO 9001:2015ISO 14001:2015SOC 2, type not publishedEco-LighthouseMicrosoft Cloud Security advanced specializationMicrosoft Threat Protection advanced specializationWiz Integration Network member | 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 | 2000 | – |
| Data retention | Not published for MDR. Retention depends on the selected Argus modules, customer telemetry sources and deployment model. | 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 mnemonic and Thales (S21sec)?
mnemonic 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). mnemonic covers 3 attack surfaces in base pricing vs. 2 for Thales (S21sec).
How do mnemonic and Thales (S21sec) differ in response capabilities?
mnemonic supports 3 autonomous actions (custom playbooks, endpoint isolation, network containment) and approval is configurable. Thales (S21sec) supports 2 autonomous actions (custom playbooks, network containment) and approval is configurable.
How does mnemonic pricing compare to Thales (S21sec)?
mnemonic pricing: Custom-quoted pricing. Thales (S21sec) pricing: Not published. Watch for with mnemonic: No public MDR price floor or tier table was found.; Argus MDR is modular, so buyers should confirm which telemetry areas and plan tier are included in the base quote.. 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 mnemonic or Thales (S21sec)?
Choose mnemonic if: european mid-market and enterprise buyers that want a Nordic MDR provider. Choose Thales (S21sec) if: critical infrastructure and public-sector buyers that need Thales/S21sec regional cyber detection and response. mnemonic is not ideal for sMBs looking for public per-endpoint pricing. 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.