Your crypto isn’t in the device - your signature is. That’s why a hardware wallet is really a crypto signer.

Tangem is a card-based, NFC (Near-Field Communication) hardware wallet built for beginners who want self-custody without the usual setup headaches. With a tap-to-sign experience and a “hardware stays simple, app gets smarter” model, it’s one...

Tangem is one of the simplest ways to step into real crypto self-custody: a tap-to-sign NFC hardware wallet that keeps your keys on the card while your phone runs the app. Black Seed Ink Research...

Curious how long it would take a hacker to brute-force your wallet passphrase? Our updated chart shows worst-case crack times (from minutes to billions of years) across 4- to 11-character phrases and every combo of...

Trezor’s new Safe 7 finally cuts the cable—bringing Bluetooth that works with iPhone, a large 2.5" touchscreen, and the world’s first auditable TROPIC01 secure-element chip. We compare it head-to-head with the Safe 5 and Safe...

Self-custody puts you—not an exchange—in control. This guide shows how to engrave Black Seed Ink steel plates, diversify hardware wallets, add passphrases, and run quarterly security check-ups, so you remain the lone gatekeeper of your...

A recent $3 million XRP heist shows how private keys stored in Ellipal’s in-app hot wallet bypassed the air-gapped device. This post dissects the breach and presents six hardware-wallet safeguards—diversify seeds and brands, add passphrases...

The IndeX is a color-coded, tear- and water-resistant notebook that tracks every D’Cent account and balance so you can rebuild all 80 wallets if the device is ever lost, stolen, or fried.

Both D'Cent and Trezor are strong cold storage choices, with the decision coming down to hidden passphrase wallets vs visible multi accounts, biometrics vs touch, and chip assurance.