Technical Definition

Wallet Backup

A wallet backup is recovery material or data kept so access can be restored after device loss, failure, or software removal.

By Crypto University Editorial
Seed PhraseRecovery ShareCold Storage

✦ Key Insight

Without a valid backup, self-custody funds can become permanently inaccessible.

✕ Common Misconceptions

Do not store unencrypted wallet backups in email, cloud notes, screenshots, or shared drives.

Detailed Explanation

It may be a seed phrase, recovery shares, encrypted file, descriptor, or provider-specific backup.

In Practice

“A user stores a hardware wallet's recovery words in a secure offline location.”

Dig Deeper

Private Key

The secret number that authorises spending from a crypto address.

Wallet

Software or hardware that stores your private keys and lets you sign transactions.

Seed Phrase

A list of 12 or 24 ordinary words that is the master key to every account in your wallet.

Cold Storage

Cold storage keeps cryptocurrency private keys offline to reduce exposure to internet-based attacks.

Recovery Share

A recovery share is one part of a threshold backup scheme used with other shares to reconstruct wallet recovery material.