LeadTher
CC EAL6+ Secure Element

Cold storage
re-engineered for the next decade

LeadTher Hardware Wallet — air-gapped architecture, quantum-resistant encryption, and a fully isolated secure enclave. Your keys, your sovereignty.

Explore security →
EAL6+ certified True RNG BIP39 / SLIP39
SECURE ELEMENTACTIVE

✓ tamper protection ✓ side-channel hardened

biometric-ready
USB-C / airgap
PSBT support
military-grade architecture

Security you can trust

Certified components, open-source transparency, and physical resistance.

Secure Element CC EAL6+

High-end Infineon SLE97, active shielding, voltage/clock glitch detection.

Quantum-safe TRNG

Hardware entropy source with NIST SP800-90B certification.

Fully air-gapped

Bluetooth optional, can be used completely offline with microSD.

Hardware core

Technical specifications

Secure ChipInfineon SLC37 / EAL6+
Display2.8" IPS 240x320, anti-glare
ConnectivityUSB-C, optional airgap (SD card)
Battery1200 mAh (weeks of standby)
MaterialsAluminium + hardened polycarbonate

Included in box

  • LeadTher device
  • USB-C cable
  • Seed phrase steel plate
  • Magnetic case
  • 3 recovery sheets
  • Sticker pack
EDITIONS

Choose your armor

LeadTher Core

Entry-level fortress

$149 USD
  • Secure element EAL6+
  • 2.8" display
  • USB only
  • 1 year warranty
⭐ MOST SECURE

LeadTher Pro

Bluetooth + airgap

$249 USD
  • Everything in Core
  • Bluetooth 5.2 (optional)
  • Airgap microSD slot
  • 3-year warranty + metal seed backup

Titanium Edition

CNC aerospace alloy

$449 USD
  • All Pro features
  • Titanium chassis + sapphire glass
  • Laser engraved serial
  • 10-year extended warranty

Why institutions and engineers trust LeadTher

Open-source firmware

verified by 20+ security researchers

Tamper evident shell

physical intrusion detection

Post-quantum ready

CRYSTALS-Dilithium support

Secure your LeadTher today

First batch shipping Q3 2025. Reserve your unit with $30 deposit.

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