SeedVault: Encrypted Vault

SeedVault is a zero-knowledge, offline text vault engineered for developers, crypto users, and security-conscious individuals. Easily encrypt seed phrases, API keys, and sensitive notes using battle-tested industry standards, and share them as self-descriptive Encrypted JSON Envelopes.
​No servers, no cloud tracking, and no subscriptions—your secrets never leave your device memory in plaintext.

​🔒 Why SeedVault?
​100% Zero-Knowledge & Offline First: SeedVault operates completely local. Your data is encrypted directly on your device and never transmitted over the internet. You retain absolute ownership of your secrets.
​Portable Encrypted JSON Standard: Share encrypted text effortlessly. Send the standalone JSON envelope through any channel (email, chat, air-drop, or storage) and share the decryption passphrase out-of-band.
​Hardware-Backed Protection: Integrated with iOS Keychain and Android KeyStore. Secure your vault with biometric authentication (Face ID, Touch ID, or Fingerprint).
​Cryptographic Rigor: Powered by AES-256-GCM authenticated symmetric encryption paired with Argon2id and PBKDF2 key derivation algorithms.

​🛠 Key Features

1.​Military-Grade Text Encryption: Encrypt sensitive text, mnemonic seed words, and secrets into standardized JSON envelopes.

​2. Biometrics Access: Unlock your encryption keys instantly using native biometric authentication.(comming soon)

​3. Seamless Import & Export: Back up your vault or transfer single encrypted envelopes with structured schema validation.

​4. Air-Gapped Ready: Operates completely without network permissions for total peace of mind.