Struct MessageEncryptor 

pub struct MessageEncryptor { /* private fields */ }

Encrypts messages using AES-256-GCM.

Implementations

impl MessageEncryptor

pub fn new(secret: &[u8]) -> Result<Self, EncryptorError>

Creates a new encryptor from a 32-byte secret.

pub fn encrypt_and_sign(&self, data: &[u8]) -> Result<String, EncryptorError>

Encrypts and authenticates raw bytes.

pub fn encrypt_and_sign_with_purpose( &self, data: &[u8], purpose: &str, expires_at: Option<DateTime<Utc>>, ) -> Result<String, EncryptorError>

Encrypts and authenticates raw bytes with purpose confinement and optional expiration.

pub fn decrypt_and_verify( &self, encrypted_message: &str, ) -> Result<Vec<u8>, EncryptorError>

Decrypts and verifies an encrypted message.

pub fn decrypt_and_verify_with_purpose( &self, encrypted_message: &str, purpose: &str, ) -> Result<Vec<u8>, EncryptorError>

Decrypts and verifies an encrypted message for a specific purpose.