Praelor / AETHOS / Cross-Domain Decision Layer Doc 001 · Rev C · 20 SEP 2026
AETHOS · The Cross-Domain Decision Layer

The cross-domain decision layer for operations that cannot be wrong.

Above the tools you already own. Across six domains that have never resolved to one asset, and into the seams between them, where exposure accumulates and nothing you own is looking.

Producing a decision fast enough to matter, with an owner, a clock and an evidence chain attached.

WHAT YOU DEFEND
Monitoring: six domains resolved to one
Across the seams

Six domains resolved onto one asset. The space between your tools stops being nobody's job.

At decision velocity

The clock runs to when a named person acts, not to when an alert fires.

At full fidelity

Right asset, causes counted once, coverage disclosed, every signal still attached to its source.

Cyber / OTPhysicalAirspace Supply ChainEnvironmentalGeopolitical

Three tools saw it.
Nobody saw it.

One night at an installation. Every system does exactly what it was bought to do.

Airspace · 02:40

Small drone loiters over the east fence line.

Counter-UAS console logs the track.

Logged
Cyber / OT · 02:52

Repeated failed logins on the fuel farm controller.

The SOC opens a ticket.

Ticket opened
Physical · 03:05

A contractor badge is used at a gate it has never used.

Access control flags it.

Morning review

Each tool did its job. Three consoles, three teams, three queues. The pattern only exists across them, which is exactly where no one is looking.

With AETHOS

One decision on the fuel farm, in front of the watch officer, before the shift changes.

AssetFuel farm, not three separate alerts
OwnerA named person with the authority to act
ClockRunning from the first signal, not the morning standup
EvidenceAll three signals, still tied to their source
Airports, ports, data centers, hospitals: different estate, same seam.
Walk through your estate →
01
The Value

Three things at once,
which is why it is hard.

Any one of these is available somewhere in the market. The combination is not, because the first makes the other two harder and the second and third are normally a tradeoff.

01

The seam

Between domains. Between organizations. Between authorities.

Every tool you own looks down a single column and reports faithfully on it. Nothing looks across. Exposure accumulates in the space between them. So does opportunity, which is why an adversary works a seam on purpose and an accident finds one by chance.

Seams have no owner, no budget line and no dashboard. That is the definition of a seam.

02

Velocity

Measured to the decision, not to the alert.

The clock that matters starts when the signal exists and stops when a person with authority acts on it. Everything in between (assembly, translation, reconciliation, the meeting to agree whose problem it is) is the part nobody measures and the part that consumes the window.

Alerting got faster for twenty years. The decision did not.

03

Fidelity

The call reflects what is actually true.

The right asset, not a similar name in another system. Causes counted once, not the same storm entered twice under two labels. Coverage disclosed rather than implied. Confidence stated. Every contributing signal still attached to where it came from.

A confident wrong answer is worse than no answer in an environment like yours.

Velocity without fidelitya faster wrong answer
Fidelity without velocitya post-mortem
Both, in the seama decision that survives

Speed and rigor only trade against each other when the case for a decision is assembled by hand, after the fact.

AETHOS builds the case as the situation develops: signals bound to assets as they arrive, provenance carried rather than flattened, the convergence set and its independence question posed before the object scores. So the call arrives inside the window with its defense already attached, instead of arriving fast and acquiring a defense later, or arriving defensible and late.

That is the whole design. Everything below is how it is done.

The Category

Every layer of your stack has an owner. The decision does not.

Detection has an owner. Monitoring has an owner. Response has an owner. The moment where all of it has to become one accountable call belongs to nobody, and no product in your stack was built for it. That layer is what AETHOS is.

CLAIM 01

Correct

Same inputs, same policy version, same output. The arithmetic is deterministic and reproducible. Provable on demand by your engineer, not ours.

CLAIM 02

Conformant

It ranks by the priorities you ratified at onboarding. Disagreement with an output is a policy input, not an error, and changing it is a logged act with a name on it.

CLAIM 03

Defensible

Every decision carries its evidence chain (its convergence set, its window, its named owner), traceable to source, time and originator.

The judgment stays yours

No system can tell you which of six live situations matters most to your mission. Two good analysts will rank them differently, and both can be right. AETHOS does not pretend otherwise. It puts the whole picture, the owner and the clock in front of the person who has to decide.

Then it keeps score: every call, what happened next, and how often its confidence held up. Over time that record shows you, in your own data, how good your decisions are getting.

02
The Problem

What fragmentation is
actually costing you

You have invested heavily in tools and in people. Leaders still operate from an incomplete picture, because the data was never built to resolve against a common asset, and the people reconciling it by hand are the bottleneck the architecture created.

PROBLEM 01

Senior judgment spent on assembly

Your most expensive people spend disproportionate time gathering context rather than applying judgment to it. Bandwidth consumed reconciling four systems is bandwidth not spent on the call those people are actually paid to make.

"We had the information.
It was in four different systems."
PROBLEM 02

A decision path with a structural floor

The path from a significant event to an executive decision runs through assembly by hand, across systems that share no schema, no asset name and no confidence convention. That path has a floor, and it is not set by how fast your people work.

"By the time the brief landed,
the window had closed."
PROBLEM 03

Risk that is invisible until it is history

Convergent exposure (where a cyber event, a physical incident and a geopolitical shift act on the same asset) is invisible to every single-domain system you own. It becomes visible in the after-action review, which is the one place it is worth nothing.

"We didn't see it coming because
no one was watching the intersection."
03
The Approach

Three forces. One outcome.

Seeing the intersection no single-domain tool can see, turning it into a decision with an owner and a clock, and leaving a record that survives the review.

01 · CONVERGENCE

See the intersection,
not the domain.

Six domains arrive in different formats, on different time bases, under different naming and different confidence conventions. AETHOS resolves all of them against one shared asset model. Convergence is what happens next.

  • Six domains resolved against one asset model: signal, asset, facility, installation
  • Same asset, same window, independent causes: the definition, stated and enforced
  • Independence is asserted by a named human, never assumed by the machine
  • Common cause and common actor are treated differently, on the record
  • Coverage is disclosed: the score is a function of what is actually connected
02 · THE DECISION OBJECT

An output with
a name on it.

AETHOS does not automate the decision. It delivers complete, traceable context to the person holding the authority, fast enough that the decision still matters when it is made, and it records who that person was.

  • Ranked course of action, named owner, decision clock
  • Every surface is an input to a decision or an action out of one
  • Delivered at the altitude of the authority: operator, analyst, director, executive
  • Assembly is the machine's job, so senior judgment returns to judgment
  • Commit, work, resolve: inside the record, not beside it
03 · DEFENSIBILITY

Built to survive
the review.

Anyone can show you a number going up. The harder thing, and the thing that decides whether an output is usable in your environment, is proving where the number came from, who is accountable for the policy behind it, and that neither one moved without a human saying so.

  • Deterministic arithmetic: same inputs, same policy version, same output
  • Weights, thresholds, cuts and windows move only when a named human ratifies them
  • It learns from every decision and proposes, but never makes, a change to the rules
  • Evidence chain from any score back to source, time and originator
  • An immutable record of what was decided, by whom, and on what basis
04
Learning, Governed

Learns from your operators.
Answers to them.

Every decision teaches AETHOS something about your estate and your people. What it learns makes the next call sharper. What it never does is quietly change the rules it is judged by. When the learning says a rule should move, it proposes the change and a named person signs it.

What it learns, every decision
  • Which sources held up and which ones cried wolf
  • How long your teams actually take to act, by team and by kind of threat
  • Which items your operators work first, and what that says about how the queue is ranked
  • How often its own confidence was right
What stays yours
  • Weights, thresholds and time windows change only when a named person approves the proposed change
  • Every change is on the record: who approved it, when, and what the learning showed
  • Operator habits are a signal for the next proposal, never a silent vote on the answer
  • Re-run any past decision under the rules in force at the time and get the same answer
And what it never does
Never§ 01

Asserts causal independence

Where independence cannot be determined it is filed as undetermined, with a reason. A named human promotes it, and the assertion is logged.

Never§ 02

Authors impact

Criticality is inherited from the authoritative source or marked not assessed. It is never inferred by the engine.

Never§ 03

Lets a prediction form or score a decision

A candidate pattern can raise a site’s posture (attention), and that contribution is disclosed with its state. Posture says look here. Only a ratified finding says decide this.

Never§ 04

Dollarizes life safety, actuates, or claims prevented incidents

At the threat boundary AETHOS is advisory: detect, track, identify, hand off. It is never the effector.

05
The Mechanism

From fragmented signal
to a call that holds up

STEP 01

Ingest

One harness, not one project

Sources are added as adapters against a common ingest harness rather than as bespoke integrations, which is what makes a partially instrumented estate the normal case.

STEP 02

Resolve

Signal to asset

Every signal is bound to the asset it touches, and the asset to its facility and installation. Convergence is defined on a shared asset. Without resolution there is nothing to converge on.

STEP 03

Converge

Independent causes, one window

Two or more independent causes on the same asset inside the same window are credited. Where independence is undetermined, the object does not score until a human says so.

STEP 04

Decide

One call, with a name on it

The output is a decision object, not a view: ranked options, a named owner, a decision clock and the evidence chain behind it. It is committed, worked and resolved inside the record.

06
The Output

A decision,
not a dashboard.

Every surface in AETHOS is either an input to a decision object or an action out of one. Nothing exists merely to be looked at.

The score ranks. The auditable decision is the product. Which is why provenance here is not metadata: a number that cannot answer where did you get that, when, and from whom has defended nothing.

the score defends the decision
the provenance defends the score
the feed health defends the provenance

Break any link and the chain does not degrade. It inverts. A confident wrong answer is worse than no answer in an environment like yours. So the score is a function of what is actually connected, and it says so on its face.

DECISION OBJECTTRIAGE · ACT NOW
Decision clock
04:11:58
Owner
Installation Commander
named on issue · acknowledged
Asset
Primary power feed
facility · installation resolved
Exposure
Conditional bands, P50 / P90
life safety never dollarized
Convergence set: credited independent causes
EnvironmentalSupply chainPhysicalCyber / OT: undetermined
Evidence chain
Feed A: domain reportingT−06:12originator logged
Feed B: operator reportT−04:48originator logged
Independence assertionT−02:03named human
Ranked course of action
01Shift the dependent load to the alternate feedCost: planned outage window · forecloses: scheduled maintenance this period
02Hold and reassess at the next reporting cycleCost: none now · forecloses: the option above if the window closes
03Escalate for an external authority decisionCost: time · forecloses: local discretion once raised
Immutable record · policy version pinnedReproducible
07
The Discipline

Anyone can show you a
number going up.
We’ll show you one
coming down.

Every system in this market has a reason to count generously. More contributing causes, a bigger number, more urgency in the room. Here is what that costs you.

Two signals land on the same facility inside the same window. A storm front is degrading the power feed. A fuel delivery is stuck behind a closed corridor. The obvious move is to count both and let convergence carry the score up.

AETHOS does not count both until someone establishes that the two causes are independent. If that same front closed the corridor, that is one weather event counted twice, and the score collapses the first time anyone pulls on it.

So the question is answered before the object scores. That is a human call, made by a named person and recorded with the decision. When the answer is common cause, the credited set shrinks and the number comes down.

Same origin is not the same as common cause. Three thin signals around one site (unrest on the adjacent corridor, surveillance at the gate, interference on the approach routes) may share an actor without sharing a cause. Collapse those and the picture goes blind at exactly the moment a coordinated pattern is running.

What is hard to copy is not the arithmetic. It is the discipline about what is allowed to enter it, and the record proving a person made that call. Try it →

Convergence worksheetTry it
Storm front degrading the power feedEnvironmentalCredited
Fuel delivery held behind a corridor closureSupply chainCredited
Pre-operational surveillance at the gatePhysicalCredited
Interference on the approach routesCyber / EWCredited
Independence between the storm front and the corridor closure:
Causes counted—
Convergence weight —
1 + 0.15 × n
The object does not score. Independence is undetermined, so the convergence claim is not available. Nothing is credited on an assumption.
08
Where AETHOS Operates

One engine.
Configured per estate.

Blank slate is the assumption: any number of facilities, each with different characteristics and different feeds. Heterogeneous coverage is the normal case, not the exception.

Defense & Military

Installation, fixed post, forward edge

Garrison to forward edge, CONUS and OCONUS, including fixed diplomatic posts, where physical, cyber, airspace and host-nation risk act on the same perimeter.

Explore environment →
Port & Maritime

Terminal, pier and approach

Where supply chain, OT security and geopolitical exposure converge on assets that cannot be taken offline to be protected.

Explore environment →
Critical Digital Infrastructure

Data center campus

Perimeter, power, cooling and cyber are one exposure surface, and the estate is measured in megawatts rather than buildings.

Explore environment →
Mass Gathering

Stadium, venue and major event

The most time-compressed decision environment there is, where airspace, physical security and crowd state have to read as one picture or not at all.

Explore environment →
Industrial Operations

Distributed manufacturing

Operations across continents, where OT security, supplier status and geopolitical exposure land on the same production line.

Explore environment →
Aviation

Airport and aviation hub

Multi-agency, multi-jurisdiction and continuous, with airspace and landside security answering to different authorities.

Explore environment →
Healthcare

Hospital and health system

Where a cyber event, a utility failure and a physical incident all resolve to patient safety on the same floor.

Explore environment →
Financial Sector

Financial institution

Systemically important, persistently targeted, and operating under the heaviest regulatory scrutiny of any sector.

Explore environment →
Higher Education

College campus

An open community and a complex threat environment: protecting an institution without closing the openness that defines it.

Explore environment →
Municipal & Public Safety

Smart city and municipal

Fragmented agencies, shared infrastructure, and no single authority holding the whole picture.

Explore environment →
09
The Platform

Six modules.
One ingest harness.

AETHOS consumes the systems you already own as feeds. It does not replace them and it does not ask them to change. Sources are added as adapters against a common harness rather than as bespoke integrations.

01 · CORE

Operational Risk Engine

The scoring backbone. Deterministic, versioned, reproducible and disclosed: the score states the coverage it was computed on rather than implying a complete estate.

02 · RESOLUTION

Entity & Asset Model

Binds every signal to the asset it touches, and the asset to its facility and installation. Convergence is defined here or it is not defined at all.

03 · INTELLIGENCE

Fusion Pipeline

Normalizes structured and unstructured reporting into one threat picture, carrying each item's source, time and originator forward rather than flattening them away.

04 · FIELD

Field Exchange

Built for bidirectional exchange with the surfaces already in use (TAK Server, ATAK and WinTAK among them): the fused picture out to the field, field reporting back into the record.

05 · INGEST

Adapter Harness

One harness, many adapters. A new source is a configuration exercise against a common contract rather than a bespoke integration project, which is what lets a partially instrumented estate onboard at all.

06 · COMMAND

Decision Surface

Decision objects delivered at the altitude of the authority that has to act, and committed, worked and resolved without waiting for a briefer to assemble it.

What feeds it

Connector families, by domain. Named as classes rather than products, because the harness is the claim. The connector set is built in customer sequence, against whatever you already run.

Cyber / OT
  • SIEM and security telemetry
  • OT and ICS historians
  • SCADA and DCS state
  • Industrial protocol taps (OPC UA, Modbus, DNP3)
  • OT monitoring and asset-discovery platforms
Physical
  • Access control and credentialing
  • Video management systems
  • Intrusion, duress and alarm
  • PSIM and dispatch
  • Guard force and patrol reporting
Airspace
  • Counter-UAS detection and RF
  • Radar and acoustic sensors
  • Cooperative traffic (ADS-B, Remote ID)
  • Airspace authorizations and NOTAMs
  • Flight and UAS operations logs
Supply chain
  • Transport and logistics visibility
  • ERP, inventory and spares
  • Supplier and vendor status
  • Port, terminal and corridor status
  • Fuel and consumable delivery
Environmental
  • Weather and forecast services
  • Hydrology, flood and storm surge
  • Seismic and geological
  • Grid and utility status
  • Fire, smoke and air quality
Geopolitical
  • OSINT and open reporting
  • Government advisories and watch notices
  • Host-nation and regional reporting
  • Sanctions, export and trade actions
  • Civil unrest and movement reporting
On-premiseAir-gappedSovereign cloud Deployment targets. The hosting decision for managed instances will be made against the first customer's accreditation path, not ahead of it.
10
Services

We assess. We deploy.
We run it.

Don't take our word for it.
Hold us to it.

What we publish, so your team can check it before you sign anything.

01The arithmetic

The scoring formula is published. Same inputs, same policy version, same output. Reproducible by your engineer, not ours.

02What we claim

A written statement of what we claim, what we do not, and the one claim that is not testable.

03What counts

What is allowed to count as a converging cause, and why a human has to say so before it does.

04What it never does

What the machine never does, including deciding, acting, or changing its own rules.

In the first meeting we name what is built, what is specified, and what is neither
11
Engage

Where does the decision layer
sit in your organization today?

Not a product demonstration. A working session on where a decision currently fails to get made in your environment, who owns it when it does, and what the record looks like afterward. Tailored, and conducted under NDA.

OPTION 01Recommended

Executive Strategy Briefing

Sixty minutes for senior leadership. Threat landscape, organizational exposure, and the AETHOS claim stack applied to your environment, including what we do not claim.

OPTION 02Technical

Architecture & Integration Review

For CTO, CISO and senior technical staff. Ingest harness against your existing stack, asset model, evidence chain, deployment and accreditation path. Bring your skeptic.

OPTION 03Operational

Scenario Walkthrough

A representative convergence case worked end to end (resolution, independence call, decision object, record) in an environment that resembles yours.

All discussions under NDA. We will tell you in the first meeting which parts of the platform are built, which are specified, and which are neither.