At-Bay Stance MDR vs Tesorion
At-Bay Stance MDR is a Cyber insurer that requires its own security platform. Tesorion is a Services firm that works with your existing tools. At-Bay Stance MDR targets SMB and Mid-market organizations; Tesorion serves Mid-market and Enterprise. At-Bay Stance MDR includes 1 attack surfaces in base pricing (Endpoint), compared to 4 for Tesorion (Endpoint, Cloud, Identity, Network).
Buyer brief
At-Bay Stance MDR is a Cyber insurer that requires its own security platform. Tesorion is a Services firm that works with your existing tools. At-Bay Stance MDR targets SMB and Mid-market organizations; Tesorion serves Mid-market and Enterprise. At-Bay Stance MDR includes 1 attack surfaces in base pricing (Endpoint), compared to 4 for Tesorion (Endpoint, Cloud, Identity, Network).
At-Bay Stance MDR is the choice if you want a single-vendor stack with deep integration. Tesorion is better if you have existing tools and want flexibility.
At a glance
| FIELD |  |  |
|---|---|---|
| Best fit | SMB and mid-market organizations that want hands-off MDR remediation rather than alert triage | Dutch organisations that want MDR from a Netherlands-based cybersecurity services firm |
| Price | Custom quote | Custom quote |
| Response authority | 2/6 actions · No approval | 1/6 actions · Configurable |
| Stack | Requires own platform | Works with existing stack |
| Data access | Dashboards | Reports only |
| Warranty | None listed | None listed |
- Best fit
- SMB and mid-market organizations that want hands-off MDR remediation rather than alert triage
- Price
- Custom quote
- Response authority
- 2/6 actions · No approval
- Stack
- Requires own platform
- Data access
- Dashboards
- Warranty
- None listed
- Best fit
- Dutch organisations that want MDR from a Netherlands-based cybersecurity services firm
- Price
- Custom quote
- Response authority
- 1/6 actions · Configurable
- Stack
- Works with existing stack
- Data access
- Reports only
- Warranty
- None listed
›› Detailed comparison
| FIELD | At-Bay Stance MDRPLATFORM | TesorionTECH-AGNOSTIC |
|---|---|---|
| ›› Fit | ||
| Target size | SMB, Mid-market | Mid-market, Enterprise |
| Sentiment | Mixed | Mixed |
| ›› Your stack | ||
| Approach | Requires their platform | Works with your tools |
| EDR integrations | SentinelOne | Customer endpoint telemetry SentinelOne |
| SIEM integrations | None listed | None listed |
| Coverage | EPEndpoint: CoveredCloudCloud: Optional add-onIDIdentity: Optional add-onSaaSSaaS: Optional add-onNetNetwork: Not coveredOTOT/IoT: Not covered | EPEndpoint: CoveredCloudCloud: CoveredIDIdentity: CoveredSaaSSaaS: LimitedNetNetwork: CoveredOTOT/IoT: Optional add-on |
| ›› Response | ||
| Response type | Active Remediation | Active Remediation |
| Approval policy | Fully Autonomous | Configurable |
| Response actions | IsolateContain | Custom playbooks |
| IR included | Separate | Separate |
| ›› Cost | ||
| Price range | Custom pricing. No public per-user or per-endpoint price found. | Not published |
| Minimum seats | None | None |
| Breach warranty | – | – |
| ›› More details | ||
| Requires own agent | Yes | No |
| Endpoints | ✓ Included | ✓ Included |
| Cloud workloads | + Optional | ✓ Included |
| Identity | + Optional | ✓ Included |
| SaaS apps | + Optional | ~ Limited |
| Network | Not offered | ✓ Included |
| OT/ICS | Not offered | + Optional |
| Threat hunting | ✓ Included | ✓ Included |
| Response SLA | Not disclosed | Not disclosed |
| 24/7 coverage | ✓ | ✓ |
| Pricing model | Custom pricing. Packages page offers an estimated MDR cost flow and ties MDR to insurance package enhancements, but no public fixed price bands were found. | Custom quote. Tesorion does not publish MDR package pricing. |
| Hidden cost warnings | Insurance premium credits and coverage enhancements are conditional and depend on the buyer's risk profile, policy terms and qualifying conditions.. Stance MDR is not required for At-Bay insurance coverage and is not limited to At-Bay policyholders, but the strongest value story is tied to cyber-insurance outcomes.. No public contractual SLA or service-credit table was found despite under-15-minute containment claims.. Specific EDR/email/cloud technologies and data export options should be confirmed in writing. | Public pages do not publish response SLAs or named default response actions.. The public MDR page says mitigation is immediate where possible, but does not specify what Tesorion can do without customer approval.. T-CERT incident response is prominent, but buyers should confirm whether IR hours are included in MDR or sold separately.. Tesorion lists broad coverage across domains, so buyers should confirm which monitored sources are included in base MDR. |
| Data portability | Limited | Partial |
| Contract terms | Custom | Custom |
| Channels | PortalEmail | EmailPhone |
| Data access | Dashboards | Reports only |
| Dedicated analyst | – | – |
| SOC regions | Europe | |
| Onboarding | Not published as a standard timeline. Customer testimonials say onboarding was quick and did not require complex setup or internal playbooks. | Tesorion says MDR use cases are tailored per organisation and linked to mitigating measures. No standard public onboarding duration was found. |
| Industry focus | Cyber InsuranceProfessional ServicesTechnologyFinancial ServicesHealthcareRetail | Financial ServicesHealthcarePublic SectorManufacturingCritical InfrastructureTechnologyProfessional Services |
| MTTD | Not published | Not published |
| MTTR | Under 15 minutes from detection to containment on average (vendor-reported) | Not published |
| Community view | At-Bay has strong first-party customer testimonials on MDR pages, but little independent public MDR review signal was found in this pass. The market story is current and differentiated through InsurSec, SentinelOne partnership, claims data, and MSP channel materials, but buyer validation should rely on references until more third-party MDR reviews accumulate. | Tesorion has limited MDR-specific public review volume. The public buyer case rests on Dutch delivery, T-SOC operations, XDR and SOAR correlation, threat intelligence and nearby T-CERT incident response. Buyers should validate pricing, response authority, included source scope and whether T-CERT support is included before signing. |
| Compliance | SOC 2 Type II | ISO 27001NEN 7510NIS2DORABIO |
| Certifications | SOC 2 Type II | ISO 27001NEN 7510 |
| Founded | 2016 | 2018 |
| Data retention | Not published. Trust page states data is processed and stored exclusively in AWS data centers in the United States. | Not published as a standard MDR retention period. |
| API available | – | – |
| Website | Visit → | Visit → |
›› FAQ
What is the main difference between At-Bay Stance MDR and Tesorion?
At-Bay Stance MDR is a Cyber insurer that is platform-native (requires their own security stack). Tesorion is a Services firm that is technology-agnostic (works with your existing tools). At-Bay Stance MDR covers 1 attack surfaces in base pricing vs. 4 for Tesorion.
How do At-Bay Stance MDR and Tesorion differ in response capabilities?
At-Bay Stance MDR supports 2 autonomous actions (endpoint isolation, network containment) and acts without approval. Tesorion supports 1 autonomous actions (custom playbooks) and approval is configurable.
How does At-Bay Stance MDR pricing compare to Tesorion?
At-Bay Stance MDR pricing: Custom pricing. No public per-user or per-endpoint price found.. Tesorion pricing: Not published. Watch for with At-Bay Stance MDR: Insurance premium credits and coverage enhancements are conditional and depend on the buyer's risk profile, policy terms and qualifying conditions.; Stance MDR is not required for At-Bay insurance coverage and is not limited to At-Bay policyholders, but the strongest value story is tied to cyber-insurance outcomes.. Watch for with Tesorion: Public pages do not publish response SLAs or named default response actions.; The public MDR page says mitigation is immediate where possible, but does not specify what Tesorion can do without customer approval..
Should I choose At-Bay Stance MDR or Tesorion?
Choose At-Bay Stance MDR if: sMB and mid-market organizations that want hands-off MDR remediation rather than alert triage. Choose Tesorion if: dutch organisations that want MDR from a Netherlands-based cybersecurity services firm. At-Bay Stance MDR is not ideal for large enterprises needing published global SOC locations, formal SLA tables and mature third-party analyst validation. Tesorion is not ideal for buyers that need public MDR pricing or contractual response SLAs before sales engagement.
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.