Cypher Box

Cypher Box 0.0.9 Self-Custody with Strike and Coinos!

Open-source Bitcoin wallet appropriate for beginners who want to achieve full advanced self-custody in just a few clicks. 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