# Introduction to Hardware Wallets

- [Terminology Explanation](/en/basic-knowledge/glossary.md)
- [Mnemonic Phrase](/en/basic-knowledge/glossary/mnemonic-phrase.md): Mnemonic Phrase
- [BIP39](/en/basic-knowledge/glossary/bip39.md)
- [PIN Code](/en/basic-knowledge/glossary/pin-code.md)
- [Watch Wallet](/en/basic-knowledge/glossary/watch-wallet.md)
- [Cold Wallet](/en/basic-knowledge/glossary/cold-wallet.md)
- [Hot Wallet](/en/basic-knowledge/glossary/hot-wallet.md)
- [Multi - Signature Wallet](/en/basic-knowledge/glossary/multisig-wallet.md)
- [Mining Fee](/en/basic-knowledge/glossary/mining-fee.md)
- [Approve](/en/basic-knowledge/glossary/approve.md)
- [Blind Signature](/en/basic-knowledge/glossary/blind-signature.md)
- [Firmware Upgrade](/en/basic-knowledge/firmware-upgrade.md)
- [Other FAQs](/en/basic-knowledge/others.md)
- [Introduction to Other Hardware Wallets](/en/basic-knowledge/other-hardware-wallets.md)