Cold storage is any method of keeping your cryptocurrency private keys completely offline, away from internet-connected devices where they could be stolen by hackers.

Think of it like the difference between keeping cash in your pocket versus keeping it in a safe. Your pocket (a hot wallet or exchange) is convenient but vulnerable — anyone nearby could reach in. A safe (cold storage) is harder to access, but that's exactly the point. Your crypto can't be hacked if it was never online in the first place.

Cold storage comes in several forms. The most common is a hardware wallet — a physical device built specifically to generate and store your private keys offline. Other forms include paper wallets (your keys printed or written on paper) and steel backups (keys engraved on metal plates). Hardware wallets have become the standard because they let you sign transactions securely without ever exposing your keys to the internet, while paper and steel options have no way to interact with the blockchain directly.

The need for cold storage has grown as crypto theft has accelerated. In 2024 alone, over $3.4 billion in cryptocurrency was stolen through exchange hacks, phishing attacks, and malware. In every one of these cases, the stolen funds were held in internet-connected wallets or on exchanges — never in cold storage. If your keys are offline, remote attackers simply have no way to reach them.

Cold storage does come with a trade-off: you're responsible for your own backup. Most hardware wallets require you to write down a 12 or 24-word seed phrase as your recovery method. If you lose that phrase, you lose access to your crypto permanently. This single point of failure has led to an estimated 20% of all Bitcoin being permanently inaccessible.

Why this matters for your security

Cold storage is the foundation of crypto self-custody. If you hold any meaningful amount of crypto on an exchange or in a software wallet, your funds are exposed to online threats every second of every day. Moving to cold storage is the single most impactful step you can take to protect your assets.

Ryder One is a cold storage hardware wallet that removes the biggest pain point: the seed phrase. 

Get Ryder One →