You save 17,340 (36%)
36% off the seller list price
Estimated doorstep delivery by 6 Nov - 8 Nov from USA
Secure Your Crypto with Offline Hardware
Cuvex Personal Hardware Security Module (HSM) is a dedicated device for sovereign crypto self-custody, supporting offline seed encryption and PSBT signing. It ensures maximum privacy by operating fully offline, with no reliance on servers or telemetry. Built with security from first principles, Cuvex encrypts seed phrases offline using AES-256-GCM, preventing secrets from touching internet-connected systems. Its architecture supports manual entropy generation, enhancing key sovereignty. Sensitive data is never stored permanently; memory wipes automatically after each operation. Compatible with wallets like Ledger, Trezor, Coldcard, and Jade, it offers true control over your keys and privacy, eliminating backend dependencies and data correlation risks. Delivered in 13-15 days with all duties included, backed by a 24-month warranty.
First-Principles Security Architecture
Cuvex's architecture is built from the ground up to eliminate backend dependencies, ensuring your private keys and transaction behavior remain fully under your control, with no data leaks or telemetry, supporting sovereign crypto self-custody.
Ideal for Privacy-Conscious Users & Sovereign Custody
Designed for users who prioritize maximum privacy and control over their crypto assets. Skip if you rely on cloud-based wallets or need multi-user access; supports all major wallets exposing recovery seeds.
Typical situations where Cuvex Personal Hardware Security Module (HSM) for Sovereign Self-Custody | Offline PSBT Signing & Privacy helps — illustrative scenarios, not customer reviews.
A crypto enthusiast in Mumbai wants maximum privacy for seed storage, avoiding cloud risks, and prefers offline signing.
Cuvex supports offline seed encryption and signing, arriving in 13-15 days with duties paid, ensuring sovereign control and privacy.
| Supported Wallets | Ledger, Trezor, Coldcard, Jade |
| Operation | Offline, air-gapped signing |
| Recomm. Use | Support seed encryption, PSBT signing |
| Cost per use | ₹31,170 per unit |
| Shelf Life | Not applicable |
| Reapplication Math | Memory wipes after each operation |
| Contraindications | Not for use with untrusted devices |
| Allergens | None |
CrowCrowCrow helps you bring this product to India. Any warranty is offered by Cuvexunder its own policy.
| Feature | Cuvex Personal Hardware | Others |
|---|---|---|
| Supported Wallets | Supports Ledger, Trezor, Coldcard, Jade, seamless offline signing | Local hardware wallets with limited wallet support, often online or cloud-based |
| Encryption Method | AES-256-GCM offline encryption, no internet touch | Basic encryption, often software-based, with potential privacy risks |
| Operation Mode | Fully offline, air-gapped, manual entropy support | Online or connected devices, exposing data to network risks |
| Warranty & Support | 24 months, factory-sealed, all duties included | Varies by brand, often limited warranty, additional duties |
| SKU | pmu6812 |
| GTIN | 8495390807810 |
| Brand | Cuvex |
| Model | Cuvex 1.0 |
| Color | Black |
| Item Weight | 0.399 kg (0.88 lb) |
| Item Dimensions | 5.5 x 5.5 x 3.3 inches |
About Cuvex
Cuvex specializes in sovereign crypto security devices, delivering high-security hardware modules designed for maximum privacy and control.
Compliance & Legal
Device complies with standard cryptography and data security regulations. No medical or medical-adjacent claims. No certifications claimed.
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This item:
Cuvex Personal Hardware Security Module (HSM) for Sovereign Self-Custody | Offline PSBT Signing & Privacy
31,170
This item
Cuvex Personal Hardware Security Module (HSM) for Sovereign Self-Custody | Offline PSBT Signing & Privacy
31,170
Total price:
1,53,990
You save 57,930 (27%) Extra3 items selected
3 items
1,53,990You save 57,930 (27%) Extra
| Attributes | Current |  |  | ||||
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 31,170 48,510 | 2,030 2,680 | 1,20,790 1,60,730 | 1,510 2,140 | 1,670 2,630 | 1,030 1,220 | 4,720 6,650 |
| Brand Name | Cuvex | CableGeeker | HP | TYHJ | Saipomor | UHamn | Yoqanr |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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