Confidential computing for customer data: zero-PII intelligence you can verify
Confidential computing · Zero-PII intelligence
Confidential computing seals customer data inside a hardware TEE that no one outside it, including the vendor, can read. HiveSilo uses that foundation to deliver high-value buyer intelligence into an enclave you control: intelligence without custody.
- Sealed in a hardware TEE
- Zero PII to HiveSilo
- Independently verifiable
Status
- Per-tenant confidential VM
- Data residency & egress allowlist
- Public verify API
- Customer-managed keys (BYOK)
A flaw can only leak the data it was given
The AI-era custody problem
Enterprises are now shipping AI-generated code at scale, much of it written by people who are not security experts. The output looks like working features while quietly introducing security and privacy flaws, and that debt compounds invisibly: the resulting breaches can surface months or years later, by which point remediation is far costlier and the reputational damage is already done.
For a firm whose growth depends on UHNW and VHNW clients, a single data incident is existential, legal, regulatory, and reputational at once.
Confidential computing answers the problem at its root, because data that never enters a system you have to trust cannot be leaked by a flaw in that system.
A system you have to trust
Customer data
Flaw
Leaked by a flaw
Data that never enters it
Nothing held
Cannot be leaked
Confidential computing answers the problem at its root
Data that never enters a system cannot be leaked by a flaw in it
What confidential computing actually is
The foundation
Most security protects data in only two states: at rest on disk, and in transit over the wire.
Confidential computing closes the third and most exposed gap, data in use, while it is actively being processed.
The three states of data
Engineering drawing HS-CC-01. Two states, at rest on disk and in transit over the wire, sit under a bracket marked as what most security protects. The third state, data in use while it is actively being processed, is drawn as a sealed hardware TEE. Below, the host operator, the infrastructure provider and the software vendor each meet hardware-enforced isolation and are turned back; inside the enclave, memory is encrypted and the keys live inside the silicon, so an administrator with full control of the host still sees only ciphertext.
Most security protects data in only two states
Confidential computing closes the third and most exposed gap
State 01
At rest
on disk
Encrypted
State 02
In transit
over the wire
Encrypted
State 03
In use
while it is actively being processed
Hardware TEE · sealed enclave
Inside a properly attested enclave
Cannot read the data in the clear
- Host operator
- Infrastructure provider
- Software vendor
Hardware-enforced isolation
Memory is encrypted
the keys live inside the silicon
- Ciphertext only
An administrator with full control of the host still sees only ciphertext.
A confidential-computing environment, a hardware TEE, or sealed enclave, is a hardware-isolated region of a machine that keeps data encrypted even while computation runs on it. The isolation is enforced by the processor itself, not by software policy.
That distinction matters: software controls can be misconfigured, bypassed, or quietly subverted by exactly the kind of AI-introduced flaw that defines this era. Hardware isolation does not depend on the surrounding software being perfect.
The decisive property for customer data is who is shut out. Inside a properly attested enclave, the host operator, the infrastructure provider, and the software vendor running the workload cannot read the data in the clear. Memory is encrypted; the keys live inside the silicon. An administrator with full control of the host still sees only ciphertext.
This is what makes privacy-preserving intelligence possible: you can run computation on sensitive information without granting anyone outside the enclave the ability to see that information, including the company that built the enclave.
Protects data in use
Encryption that holds while the workload runs, not just at rest and in transit.
Hardware-enforced isolation
Isolation comes from the processor, so it doesn’t depend on the surrounding software being flawless.
The operator is shut out
Host, infrastructure provider, and vendor see ciphertext only. Keys stay inside the silicon.
Provable, not promised
The enclave can be attested, so the protection is something you verify rather than something you’re told.
How HiveSilo uses confidential computing
Applied to your stack
Every customer gets their own per-tenant confidential VM, a sealed enclave isolated from every other tenant and from HiveSilo. The data paths are arranged so the sensitive material never touches us.
The sealed path
Engineering drawing HS-CC-02. Above the enclave boundary, a prospect submits a form on your website and a non-PII behavioral signal travels to HiveSilo, which scores it. Below the boundary sits your per-tenant confidential VM: the form PII drops straight down into it from your website, and the single sealed result returns from HiveSilo through an attested port. Inside the chamber the PII already there is joined with the sealed result, and CRM activation and zero-PII closed-loop attribution execute with your own keys, constrained by an egress allowlist you control.
Outside the enclave
Origin: first party
Your website
A prospect submits a form
Scoring · zero-PII
HiveSilo
We see the signal, never the identity
01PII · direct from your website
Never routes through HiveSilo
03A single sealed result
Attested port
Hardware TEE · HiveSilo cannot see into it
Your per-tenant confidential VM
Isolated from every other tenant and from HiveSilo
- PII already here
- Sealed result
The join
inside hardware isolation
- CRM activation
- Zero-PII closed-loop attribution
Egress allowlist
You control it
Executed inside the enclave, using your own keys.
General notes
- 1. This is zero-PII by design, not by policy.
- Drawing
- HS-CC-02
- Title
- The sealed path
- 01
PII flows from your website straight into your enclave
When a prospect submits a form, their personal data travels from your website directly into your own confidential VM. It never routes through HiveSilo, and there is no point along the path at which we hold it, cache it, or log it.
- 02
HiveSilo scores only non-PII signals
We evaluate first-party, non-PII behavioral signals to identify genuine high-value buyer intent. Our intelligence layer receives the signal, never the identity; we see non-identifying patterns, never your customers. The methodology behind the scoring is proprietary and never disclosed.
- 03
A sealed result is pushed into the enclave
The intelligence, a buyer-intent result, is delivered into your enclave, where it is joined with the PII that already lives there. The join happens inside hardware isolation, not on our side.
- 04
CRM & attribution run inside, with your keys
Activation into your CRM and zero-PII closed-loop attribution to your ad platforms execute inside the enclave, using your own keys. The outbound calls are constrained by an egress allowlist you control.
Zero-PII intelligence, the win without the liability
The value
You get the buyer intelligence to win your highest-value clients without ever taking custody of customer data that comes with it.
The conventional trade
Your clients’ identities
- Martech
- CDP
- Advertising
- AI tool
Custody multiplication · another breach surface to audit each time
Zero-PII intelligence
The intelligence comes out
The enclave you control
- Your clients’ identities
HiveSilo can never decrypt that data, because we are never given it.
Custody never moves
The conventional trade has always been punishing. To obtain useful intelligence on who your buyers are, you hand sensitive data to a vendor and inherit their risk surface as your own.
Every martech, CDP, advertising, and AI tool that takes a copy becomes another system you must trust, another breach surface to audit, and another outsider who now knows the identities of your most discreet clients. This is custody multiplication, and in the AI era the odds that one of those systems harbors an undiscovered flaw are rising, not falling.
Zero-PII intelligence breaks the trade without asking you to give up the data that is rightly yours to hold. Your enterprise continues to hold its own clients’ information, exactly as its business requires. What changes is that HiveSilo can never decrypt that data, because we are never given it.
You still receive UHNW and VHNW buyer intelligence in real time, delivered into the enclave you control and surfacing high-intent anonymous sessions before any form is ever completed, but the personal data stays sealed where it belongs. The intelligence comes out; custody never moves.
For a CISO, that collapses an entire class of exposure: no vendor breach can expose data the vendor was never handed. For a General Counsel, the regulatory and contractual surface contracts accordingly. For a CRO, the high-value pipeline keeps moving without the board-level risk attached. In every case, the principle is the same, no HiveSilo-controlled system receives or stores who your clients are.
Intelligence without custody
You receive the buyer intelligence; you keep custody of your own clients’ data, as you always have. HiveSilo holds none of it and cannot decrypt what it never receives. The sensitive material stays sealed in an enclave you control and can independently verify.
Request a private briefingAttestation: verify what’s running, don’t trust a claim
Available
Verify, don’t trust
The strongest privacy guarantee is one you don’t have to take on faith. Each customer enclave is hardware-attested and runs signed, provenance-attested and measurement-pinned production images, so you can independently confirm it.
Signed & pinned
The published build
provenance-attested and pinned
Matched against
Hardware-attested
The running enclave
genuine hardware-isolated compute
Confirmed before any data is trusted to it
Public verify API
Downloadable security package
You perform this verification independently
Cryptographic evidence issued by the processor
Verify what is running, rather than take a word for it
- 01
Signed & provenance-attested
The enclave runs signed, provenance-attested and measurement-pinned production images, so the artifact running for you can be matched against its published measurement.
- 02
Hardware-attested
The processor issues cryptographic evidence that the workload is running in genuine hardware-isolated compute, confirmed before any data is trusted to it.
- 03
Independently verifiable
Available
A public verify API and a downloadable security package let you confirm the running enclave matches its published build, without trusting HiveSilo. The verifier interface and signing-key endpoints are live today, and the current verification status is published in the live Trust Center.
The point is a shift in posture. Instead of asking whether you trust the vendor, you ask the enclave to prove what it is, and check the proof yourself.
The verification internals are proprietary; what’s public is the ability to verify and the evidence it produces.
Residency, keys & egress, you set the boundaries
Control
Confidential computing seals the data. These controls let you decide where it lives and what is ever allowed to leave.
Live
Data residency
You choose the jurisdiction the enclave runs in
Jurisdiction
Your enclave
runs here
Jurisdiction
Stays where your commitments require
You choose the jurisdiction the enclave runs in, so customer data stays where your regulatory and contractual commitments require it to stay.
Live
Egress allowlist
Enclave
your data
Allowed destinations
The default is closed
No quiet exfiltration, no surprise third parties
Nothing leaves the enclave except to destinations you have explicitly allowed. The default is closed, no quiet exfiltration, no surprise third parties.
Available
Customer-managed keys (BYOK)
You
hold the keys
Your enclave
sealed with your keys
The cryptographic root of trust sits with you
Bring and control the keys that seal your enclave, so the cryptographic root of trust sits with you, not with HiveSilo.
Live
Right to be forgotten
Personal data, in your enclave
Privacy center
A first-class operation, not a bolt-on
Because the personal data lives in an enclave you control, honoring deletion and privacy requests is a first-class operation in your privacy center.
Network immunity without sharing your data
No data sharing
HiveSilo customers benefit from shared threat defense: bot and invalid-traffic patterns identified anywhere across the network strengthen protection for everyone. It is reasonable to ask the obvious question, does that mean tenants are sharing data? They are not.
Cross-tenant immunity is built entirely on privacy-preserving aggregates, defenses derived under techniques such as k-anonymity and differential privacy, so no individual record and no customer’s data is ever shared between tenants. Each enclave stays isolated and sovereign. What moves across the network is the immunity, not the data.
The principle
Isolated enclaves. Shared defense. No customer data ever crosses the boundary.
The defense propagates to every enclave
Tenant enclave
isolated and sovereign
Tenant enclave
isolated and sovereign
Tenant enclave
isolated and sovereign
Individual records
Privacy-preserving aggregates
Shared threat defense
Immunity, not data
k-anonymity · differential privacy
What moves across the network is the immunity, not the data.
HiveSilo vs. a custody-based CDP or intent-data architecture
The difference
We are the risk-elimination layer for UHNW client acquisition, not another data vendor you have to trust with your customers’ information.
| HiveSilo | Custody-based CDP or intent-data architecture | |
|---|---|---|
| Holds your customers’ PII | Never | Yes |
| Can decrypt your customers’ data | Cannot | Yes |
| Data sealed in a hardware TEE you control | Yes | No |
| You can independently attest what’s running | Yes | No |
| You set residency & egress boundaries | Yes | Limited |
| Vendor breach can expose your customers | No customer PII to expose | Yes |
Confidential computing & customer data, FAQ
Questions
What is confidential computing?
Confidential computing is a hardware-based approach that protects data while it is being processed, not only at rest and in transit. The workload runs inside a hardware-isolated environment, often called a hardware TEE or sealed enclave, that the host operator, the cloud provider, and the software vendor cannot read into. For customer data, it means computation can happen on sensitive information without anyone outside the enclave, including the vendor running it, being able to see that data in the clear.
Can HiveSilo see my customers’ data?
No. HiveSilo never receives, stores, or can decrypt your customers’ personal data. Form PII flows directly from your website into your own per-tenant confidential VM, a hardware TEE we cannot see into. HiveSilo scores only non-PII, first-party behavioral signals and pushes a sealed result into that enclave. CRM activation and closed-loop attribution run inside the enclave using your own keys. This is zero-PII by design, not by policy.
What does attestation prove?
Attestation lets you cryptographically confirm that the enclave running your workload is genuine hardware-isolated compute and that the code inside it matches the published, signed and measurement-pinned production image, before any data is trusted to it. In practice it means you can verify what is running rather than take a vendor’s word for it. A public verify API and a downloadable security package are available so you can perform this verification independently; the Trust Center is live today.
Where does my data live?
You decide. Data residency controls and an egress allowlist are live, so you choose where the enclave runs and constrain what is allowed to leave it. Customer-managed keys (BYOK) are available, giving you direct control over the keys that seal your enclave. Your customers’ personal data stays inside the enclave you control; HiveSilo holds none of it.
Is HiveSilo certified?
We are direct about status. Our controls are mapped to recognized security frameworks. We do not claim certifications we have not earned. The most meaningful assurance we offer is not a badge, it is attestation you can run yourself.
See zero-PII intelligence on your own data
A private briefing walks the confidential-computing architecture end to end and shows what intelligence without custody looks like for your business. Enterprise pricing on inquiry.