Cypher Box

Cypher Box 0.0.8 Self-Custody with Strike and Coinos ⚡

Open-source Bitcoin wallet appropriate for beginners who want to gradually reach advanced self-custody. It features a progressive framework that strikes a balance between; security, fees, and UX. Your progression as a user takes four difficulty levels, reflecting your understanding of Bitcoin and the amount of wealth you are trying secure. The app can be ultra newbie-friendly since it comes with Lightning Network service providers, but as your balance grows, you can transfer your Bitcoin into a more secure environment by creating hot or cold storage vaults.

Note: We do NOT custody your funds.

Level 1: Lightning Account
- Login to your a Strike or Coinos
- Buy/Sell Bitcoin via Strike (if available in your country and you already have an account)
- Send and receive Bitcoin instantly with near-zero fees using the Lightning Network
- Accumulate a measured amount of bitcoin before withdrawing to self-custody
- Assign a threshold for withdrawals to balance Bitcoin Network fees and counter-party risk

Withdraw to your self-custodial Vault 😎

Level 2: Hot Savings Vault (self-custodial)
- Generate a public-private key pair with a 12-word backup
- Deposit and spend sizeable amounts of Bitcoin through the main Bitcoin Network
- Accumulate Bitcoin in a self-sovereign manner
- Consolidate and transfer accumulated coins to your Cold Vault (soon)
- Top-up Checking Account with sizeable amounts of Bitcoin
- Recover Hot Vault

Level 3: Cold Savings Vault
- Connect hardware device (cold wallet) for enhanced security
- Deposit or send large amounts of Bitcoin
- Transfer coins from/to from Hot Vault
- Top-up and withdraw from/to Checking Account directly

Other features:
- Interactive bar display to visualize balance in relation to your thresholds
- Graphical representation of 'Capsules' or coins (UTXOs) that reflect their size (soon)
- Total balance across all checking accounts and vaults

Technical specs:
- LNURL
- SegWit-first
- Bip39
- Watch-only vault
- PSBT
- Private keys never leave your device