SelfCustodyGuide

Keep your crypto safe — without being a security expert

Plain-English, step-by-step guides to self-custody: hardware wallets, seed phrase backups, passphrases and moving coins off exchanges safely.

Rule #1: nobody legitimate will ever ask for your 12/24-word recovery phrase. Not support, not a website, not an app. If someone asks, it is a scam.

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How to Store a Seed Phrase Safely

Step-by-step guide to storing a crypto seed phrase safely: how to write it, paper vs metal backups, where to keep copies, and how to test your backup.

How to Move Crypto from an Exchange to a Hardware Wallet

Safely withdraw Bitcoin, ETH or USDT from an exchange to a Trezor or Ledger: verify the address on-device, pick the right network and send a test first.

BIP39 Passphrase (25th Word) Explained

What a BIP39 passphrase is, how the hidden wallet works, who should use one, how to choose a strong passphrase and back it up without losing funds.

How to Test Your Seed Phrase Backup Safely

Step-by-step: test your seed phrase backup on a Trezor or Ledger without exposing it online, check passphrases and metal plates, and fix a failed check.

Crypto Wallet Drainer Scams Explained

How crypto wallet drainers steal tokens and NFTs via approvals, Permit signatures and EIP-7702 tricks, the red flags, and what to do if you're drained.

Latest videos

7 Seed Phrase Mistakes That Get Crypto Stolen (Number 7 Is the Scammers' Favorite)4:37
Video · 2026-10-10

7 Seed Phrase Mistakes That Get Crypto Stolen (Number 7 Is the Scammers' Favorite)

Photos, cloud notes, paper-only backups, fake support and three more mistakes that drain wallets, with the fix for each.

What Happened in Crypto in the Last 24 Hours? (Oct 10, 2026)0:56
Daily news Short · 2026-10-10

What Happened in Crypto in the Last 24 Hours? (Oct 10, 2026)

Ledger Probe; Lifetime Ban; $1 Billion Seizure; UK Sanctions; Thailand ETFs

All videos · Daily crypto news in 60 seconds

What we cover

Choosing and setting up hardware wallets (Trezor, Ledger and others), backing up recovery phrases on paper and metal, BIP39 passphrases, multisig for beginners, inheritance planning, and avoiding the most common scams that drain wallets.