Crypton is a lightweight Dart library designed for asymmetric encryption and digital signatures, enabling secure data transmission and authentication. It supports key generation, encryption, decryption, signing, and verification using public-private key pairs. Built for cross-platform use, it integrates seamlessly into Flutter applications targeting Android, iOS, Web, macOS, Windows, and Linux. The library prioritizes simplicity and security, making it suitable for developers needing cryptographic functionality without complex setup. Its open-source nature allows transparency and community contributions.
Use cases
- Secure message exchange
- Digital signature verification
- User authentication
- Data integrity checks
- Secure token handling
- Encrypted configuration storage
Key features
- Asymmetric encryption
- Digital signatures
- Cross-platform compatibility
- Simple API
- Open-source
- Key pair management
Suitable for
- Flutter apps requiring encryption
- Security-focused applications
- Mobile and web apps with sensitive data
- Developers new to cryptography
- Apps needing digital signatures
Considerations
- Not suitable for high-performance crypto workloads
- Limited to basic cryptographic operations
- Requires careful key management
- No built-in key storage
- Depends on underlying platform crypto APIs