Technology

Three AI-native engines. Two platforms above them.

Three AI-native engines sit beneath Threatless. Tango looks outward and powers Threatless Surface. Continuum looks deeper, is proprietary and built in-house, and powers Threatless DeepScan. Defendo looks inward and powers Threatless SOC. Above them, Threatless CTEM runs on both Tango and Continuum, where what they find becomes decisions.

The engines at a glance
Tango Engine
Looks outward. Powers Threatless Surface.
Continuum Engine
Looks deeper, proprietary. Powers Threatless DeepScan.
Defendo Engine
Looks inward. Powers Threatless SOC.
Platforms
CTEM runs on both engines; SOC runs on Defendo
Detail
Public here; deeper in evaluation; methods under agreement

The architecture, at a public level

How the parts fit together.

Choose a perspective to see how each engine relates to the platforms above it.

Choose a perspective

Tango Engine and Threatless Surface

Tango Engine powers Threatless Surface. It looks outward: finding the internet-facing assets an organization exposes, gathering the context that attributes them and keeping that picture current as it changes.

Explore Threatless Surface

Continuum Engine and Threatless DeepScan

Continuum Engine powers Threatless DeepScan. It looks deeper: running focused assessment workflows inside an authorized scope and gathering the evidence that validates what they find.

Explore Threatless DeepScan

Threatless CTEM, the decision layer

Threatless CTEM runs on both Tango and Continuum. It is where what they find becomes decisions: scoped, discovered, prioritized, validated and mobilized, in a cycle repeated as your organization changes.

Explore Threatless CTEM

Defendo Engine and Threatless SOC

Defendo Engine powers Threatless SOC. It looks inward: running managed security operations that triage, correlate and respond, and keep proven exposure watched, inside-out.

Explore Threatless SOC
PlatformThreatless CTEMWhere exposure becomes decisionsScope · Discover · Prioritize · Validate · Mobilize
PlatformThreatless SOCManaged security operations, inside-outTriage · Correlate · Respond
ProductThreatless SurfaceExternal attack surface management
EngineTango EngineLooks outward: discovery and surface intelligence
ProductThreatless DeepScanAdvanced vulnerability assessment
EngineContinuum EngineLooks deeper: assessment and validation
EngineDefendo EngineLooks inward: managed operations
FIG. 03How the three engines relate to the two platforms.

The engines

Each engine, and what it is for.

Looks outward

Tango Engine

External discovery and surface intelligence

Designed to
  • Find the internet-facing assets related to the seeds an organization provides
  • Gather the context that attributes them: services, technologies, certificates
  • Keep the external picture current as it changes
Explore Threatless Surface

Looks deeper

Continuum Engine

Deeper assessment and validation

Designed to
  • Run focused assessment workflows inside an authorized scope
  • Collect evidence the same way, every time
  • Support validation wherever it can be done safely
Explore Threatless DeepScan

Looks inward

Defendo Engine

Managed security operations

Designed to
  • Triage and rank what arrives, so attention goes to what matters
  • Correlate signals into one picture around proven exposure
  • Respond within scope, and keep proven exposure watched
Explore Threatless SOC

Tango, Continuum and Defendo are the AI-native foundations of the platforms and products. They are not sold separately.

Disclosure

What we publish, what we show, what stays private.

Keeping methods private protects the people who rely on them. Being clear about limits is not optional: evaluating teams receive them in writing.

  1. Public

    What this website describes

    The engines, their roles and how they relate to the platform, at the level of this page.

  2. Evaluation

    What evaluating teams see

    Architecture at a safe level of detail, workflows, deployment patterns, observable outcomes and, always, the limitations, in writing.

  3. Private

    What stays protected

    Exact methods, sources, scoring and security-sensitive design. Shared only where necessary, under agreement. Never published.

Engineering principles

The rules the technology is built to.

  1. 01

    Evidence over assertion

    Every finding, and every claim we make about our own technology, carries how it was established.
  2. 02

    Authorization first

    Assessment runs only against systems an organization owns or is authorized to test.
  3. 03

    Explainable priorities

    A priority comes with reasons a person can check, never a score taken on trust.
  4. 04

    People decide

    The technology informs decisions about exposure. It does not quietly make them for anyone.
  5. 05

    Separated by design

    This public website has no connection to product systems, customer data or assessment infrastructure.
  6. 06

    Research-led

    Threatless Labs investigates and documents the methods the engines depend on.

Questions

What technical teams ask.

Are the engines products?

No. Tango, Continuum and Defendo are the engines inside Threatless Surface, DeepScan and SOC. You evaluate and use the products and platforms; the engines are what power them.

Why name the engines at all?

Because they do genuinely different jobs. Naming them lets us be precise about how each product and platform works, and about where its limits are.

Which engine is proprietary?

Continuum, behind Threatless DeepScan, is proprietary and developed in-house. All three engines are AI-native.

Can we see technical detail before committing?

Yes. Evaluating teams receive architecture, workflow and limitation detail at a safe level, under agreement.

How do the parts work together?

Surface discovers, DeepScan validates, CTEM decides and drives closure, and SOC keeps proven exposure watched inside-out. How they combine in a specific environment is agreed during evaluation.

Technical evaluation

Bring the hard technical questions.

Evaluating teams see architecture, workflows and limitations at a safe level of detail. Tell us what you need to understand, and we will arrange the right conversation.