01 / Measure
Measure the real performance impact of post-quantum cryptography.
Real benchmark and protocol evidence.
Explore MeasureKnow what PQC will cost.Before you migrate.
Post-quantum migration economics
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Cryptography is changing. The budget has to change with it.
Coldproof turns measured post-quantum performance, your cryptographic estate, and migration assumptions into a defensible financial model for the transition.
See how the model worksCryptographic change → financial decision
01 / Measure
Measure the real performance impact of post-quantum cryptography.
Real benchmark and protocol evidence.
Explore MeasureCryptographic change → financial decision
02 / Map
Place measured cryptographic change in the systems you actually operate.
Your estate, dependencies and thresholds.
Explore MapColdproof / Financial model / v1.4Post-Quantum Migration Workbook
Base case / USD M7-year undiscounted$18.4M
NPV of migration cost$15.8M
One-time migration spend$8.1M
Recurring infra delta$1.47M/yr
Peak annual spend2029 / $4.2M
Parallel operation18 months
1Migration spend scheduleAnnual cash flow / USD millions
Cost category2027202820292030203120322033Total
Discovery / inventory.45.35.20————1.00
PKI transition.10.40.70.70.40.25.152.70
HSM refresh.10.25.45.50.30.15.051.80
Application remediation.10.501.101.601.451.05.606.40
Network / infrastructure.05.20.35.45.40.35.302.10
Validation / testing.05.15.30.40.35.30.151.70
Parallel classical + PQC—.15.40.65.70.50.302.70
Total CapEx.35.751.351.551.05.70.456.20
Total OpEx.451.252.052.652.651.851.3012.20
Annual cash flow.802.003.404.203.702.551.7518.40
2Core assumptionsHighlighted cells are editable model inputs
Discount rate 8.5%Migration duration 7 yearsApp remediation $34.4K / appHSM replacement rate 64%Migration start Q2 2027Applications 186
SummaryAssumptionsMigration SchedulePKI + HSMApplicationsSensitivity
Illustrative model output — not a customer estimate
03 / Model
Turn infrastructure change into migration economics.
One-time work, recurring impact and uncertainty.
Explore ModelRecommended planning case$18.4M
Seven-year undiscounted migration cost
7-year NPV$15.8M
Peak spend2029 / $4.2M
Largest driverApplication remediation
Parallel operation18 months
Low $12.9MBase $18.4MHigh $27.2M
Confidence72%
Top sensitivities
Application scope · Migration duration · HSM refresh timing
Measured inputsCustomer assumptionsConfidence bounds
Illustrative output — not a customer estimate
04 / Decide
Give security and finance a budget they can defend.
A decision-ready range with clear provenance.
Explore DecidePQC Arena
Built on measurements, not assumptions.
PQC Arena is Coldproof's public measurement layer for the post-quantum transition. It measures cryptographic primitives, protocol behavior and deployment effects — the evidence underneath our migration models.
Explore PQC ArenaMeasurement receipt2026-09-21 · 6ed429a
Protocol / algorithm248.1 µsMeasured on c7i.large
- Per core
- 4,030
- Wire delta
- +2,272 B
- Wire ratio
- 36.5×
Dated, reproducible evidence · underlying benchmark data unchanged
Across the cryptographic estate
Coldproof can price the post-quantum transition across the systems that create cost.
HSMs·PKI·Certificates·TLS·APIs·Identity·Applications·Databases·Networks·Cloud Infrastructure·Code Signing·Software Supply Chain·IoT·Blockchains·Dual-Stack Operation·Validation·
Coldproof Migration Model
Measured cryptography becomes a migration budget security and finance can use.
See how the model worksColdproof / Financial model / v1.4Post-Quantum Migration Workbook
Base case / USD M7-year undiscounted$18.4M
NPV of migration cost$15.8M
One-time migration spend$8.1M
Recurring infra delta$1.47M/yr
Peak annual spend2029 / $4.2M
Parallel operation18 months
1Migration spend scheduleAnnual cash flow / USD millions
Cost category2027202820292030203120322033Total
Discovery / inventory.45.35.20————1.00
PKI transition.10.40.70.70.40.25.152.70
HSM refresh.10.25.45.50.30.15.051.80
Application remediation.10.501.101.601.451.05.606.40
Network / infrastructure.05.20.35.45.40.35.302.10
Validation / testing.05.15.30.40.35.30.151.70
Parallel classical + PQC—.15.40.65.70.50.302.70
Total CapEx.35.751.351.551.05.70.456.20
Total OpEx.451.252.052.652.651.851.3012.20
Annual cash flow.802.003.404.203.702.551.7518.40
2Core assumptionsHighlighted cells are editable model inputs
Discount rate 8.5%Migration duration 7 yearsApp remediation $34.4K / appHSM replacement rate 64%Migration start Q2 2027Applications 186
SummaryAssumptionsMigration SchedulePKI + HSMApplicationsSensitivity
Illustrative model output — not a customer estimate
Output 01
Migration cost range
Low, base, and high cases with the inputs that drive the spread.
→Output 02Recurring infrastructure delta
What remains after the transition project is complete.
→Output 03Critical cost thresholds
Step changes in capacity, transport, validation, and parallel operation.
→Output 04Confidence and provenance
Measured inputs, customer inputs, public defaults, and bounded assumptions.
→Public tools
Evidence and context beneath the model.
01 / PQC Arena02 / Calculator03 / P-CBOM
Measure the technical reality.
Open, dated benchmark and protocol evidence for post-quantum cryptography.
Explore PQC Arena →Explore one cost scenario.
A focused calculator for seeing how measured TLS changes translate into a cost case.
Open calculator →Add context to inventory.
Enrich a cryptographic bill of materials with migration and performance context.
Explore P-CBOM →Research
The economics of the post-quantum transition.
Featured / Methodology
Read research →How we measure — and where our own numbers are soft.
The run protocol, the hardware, the sourcing bar, and the week the audit trail caught our own instance throttling. If you're going to cite a number from here, this is the page that tells you how much weight it holds.
Design partners
Price your migration.
We’re working with a small number of organizations to model the economics of their post-quantum transition.