# Wallet and Storage

## **Cold Storage**

How to collect: Cold wallets are usually stored offline and hard to track. To obtain a cold wallet address, you can check the official documents, white papers, or security announcements related to the project. The address of a cold wallet is usually not known to the public for security purposes.

* **Example 1:** Visit [Ledger Nano S ](https://www.ledger.com/)hardware wallet

<figure><img src="https://content.gitbook.com/content/0Q8qs0nGzjA6DauBAbHy/blobs/WyvCVzUnCO2XNidBHDPO/image.png" alt=""><figcaption></figcaption></figure>

* **Example 2:** Visit [Trezor ](https://trezor.io/)hardware wallet

## **Multisig**

How to collec&#x74;**:** Multi-signature addresses are usually publicly visible on the blockchain. However, to understand their purpose and owner, you need to look at the relevant smart contract code or blockchain browser.

* **Example 1:** Find [Gnosis Safe](https://www.gnosis.io/)'s multi-signature address of and view the contract code to understand the specific rules and owners of multi-signature.
* **Example 2:** Parity Multisig Wallet. Use the blockchain browser to look up the Parity multisig address in the blockchain browser to get information about its owner and usage.

## **Wallet**

How to collect: To find the address associated with the wallet, you can look at common cryptocurrency wallet services and blockchain explorers.

* **Example 1:** Visit the official website of MetaMask wallet to view the wallet address and detailed information.
* **Example 2:** Use a blockchain browser such as Etherscan to search and view the transaction history of different wallet addresses.