Self-Custody Explained
How to store crypto offline: a plain guide to cold storage
Storing crypto offline, known as cold storage, keeps your private keys off the internet where remote attacks cannot reach them. Here is what it...
What is an NFC cold wallet? How tap-to-sign works
An NFC cold wallet signs crypto when you tap a card to your phone — the private key stays sealed in a certified secure-element...
What Is Polymarket? Prediction Markets, Explained
Polymarket turns real-world questions into tradable markets where prices read as probabilities. Here is how it works, and how Predict in the ELLIPAL App...
How to Back Up a Hardware Wallet: 4 Methods (and Which One Fits You)
Backing up a hardware wallet means protecting your recovery phrase. Here are 4 backup methods — paper, steel, distributed copies, and backup cards —...
What Happens If You Lose Your Hardware Wallet? (And How to Recover)
Lost your hardware wallet? Your crypto lives on the blockchain, not the device. Here's what happens, what protects you, and how to recover with...
How to Set Up a Hardware Wallet for a Family Member (Parents, Partner, or Kids)
Helping a parent, partner, or child into self-custody? Here's how to set up a hardware wallet for a family member — including who keeps...
How to Plan Crypto Inheritance: A Practical Guide for Passing On Your Wallet
Crypto inheritance planning means making sure your family can access your crypto if you're gone — without exposing your keys today. Here's how to...
What Is Clear Signing? Why You Should See Every Transaction Before You Approve
Clear signing means seeing a transaction's full details — amount, address, fees — on your wallet's own screen before you approve. Here's why that...
What Is Air-Gapped Signing? (How It Works, Step by Step)
Air-gapped signing authorizes crypto transactions offline — no Wi-Fi, Bluetooth, or USB. Learn the 5-step QR flow and why it blocks phone malware.
Swapping Crypto from a Hardware Wallet: What Actually Happens Behind the Scenes
Learn how crypto swaps work on a hardware wallet. From liquidity routing to secure offline signing, discover how to swap assets without leaving cold...
Does a Cold Wallet Protect You from DeFi Hacks? Private Key Risk vs. Smart Contract Risk Explained
Key risk is what cold storage removes. Contract risk survives on any wallet, but readable transactions shrink it from a blind gamble into a...
Cold Wallet vs Hot Wallet: Which One Should You Choose in 2026?
A hot wallet's keys share a machine with every threat on it. A cold wallet ends that cohabitation. The comparison, the three-tier setup for...