They claim to be a modern bitcoin wallet hand forged to keep your transactions private, your identity masked, and your funds secure.
- Military Grade Encryption – Samourai is encrypted on the phone using AES-256 encryption.
- Strong Default Protection with BIP 44 and BIP 39 – Samourai enforces a BIP 39 passphrase on wallet creation, hardening the security of your wallet right out of the gate.
- Secure PIN Login – Use a 5-8 digit PIN to access your wallet. PIN screen is randomized on every load to thwart screen recording spyware.
- You control your private keys – Private keys are created and stored on your device and are never communicated with any server or anyone.
- Certificate Pinning – Protects HTTPS websites from impersonation using fraudulent certificates issued by compromised certificate authorities.
- No address reuse – Samourai never reuses addresses, never leaking valuable metadata about you and your purchase habits.
- Randomized change outputs – Samourai is the only wallet to randomize the number of change outputs for each send, making gathering wallet address metadata more difficult.
- Deterministic inputs/outputs positioning – Samourai positions the inputs/outputs of each transaction deterministically after a send, decreasing the effectiveness of block chain snooping
- Avoid linking previous change outputs – Samourai parses all previous transactions before building a new transaction to make sure it isn’t leaking valuable metadata about your and your wallet
- Tor and VPN Support – Samourai is enabled with Tor and VPN support allowing you the ability to route all transactions through an anonymous IP address.
- Bitcoin Network Health Monitoring – Samourai actively monitors the condition of Bitcoin Network alerting you when transactions may confirm slower and informing you of the current required miner fee for quick transaction confirmation.
- Send in your favorite currency – Instant currency conversion makes it easier to send Bitcoin.
- Smart Miner Fees – Samourai offers three different miner fee profiles: Auto to use our smart fee detection algorithm, Priority during times of network stress to ensure quick confirmations, Custom to set a fee of your own choice.
- Block Chain Obfuscation – Samourai offers three different presets that provide varying levels of obfuscations: Simple to send a basic HD transaction with no added obfuscation, Samourai Send to send a transaction that uses decoy change addresses, CoinJoin Simulation to send a transaction that is indistinguishable from a CoinJoin transaction on the block chain.
- Export your wallet anywhere, anytime – You may export your wallet to any Bitcoin wallet than follows BIP 39,44 specifications.
- Restore any HD wallet – You may restore an existing HD wallet from any wallet provider with or without a BIP 39 passphrase
- Choose your fiat currency – View transactions and make sends in your local fiat currency.
- Choose your favorite Bitcoin unit – BTC, mBTC, bits, It is up to you
- Choose your favorite Block Explorer – Most popular block explorers are available to view transactions on the web
You can contact them at: [email protected]
There is a discussion here about the way Samourai works: https://www.reddit.com/r/Bitcoin/comments/447s7c/samourai_is_the_most_private_and_anonymous
This is still in Alpha so use with caution.