Struct EncryptionService

pub struct EncryptionService { /* private fields */ }

Main encryption service for student data

Implementations

impl EncryptionService

pub fn new() -> Self

Create a new encryption service instance

pub fn generate_salt(&self) -> SaltString

Generate a cryptographically secure salt

pub fn generate_download_token(&self) -> String

Generate a secure download token

pub fn derive_key_from_password( &self, password: &str, salt: &SaltString, ) -> Result<[u8; 32], EncryptionError>

Derive 256-bit encryption key from password using Argon2

pub fn create_data_hash( &self, mapping_data: &MappingData, ) -> Result<String, EncryptionError>

Create SHA-256 hash of mapping data for integrity verification

pub fn encrypt_mapping_data( &self, mapping_data: &MappingData, user_password: &str, ) -> Result<EncryptionResult, EncryptionError>

Encrypt student mapping data with password-based encryption

pub fn decrypt_mapping_data( &self, encrypted_data: &str, user_password: &str, ) -> Result<MappingData, EncryptionError>

Decrypt student mapping data

pub fn verify_data_integrity( &self, mapping_data: &MappingData, expected_hash: &str, ) -> Result<bool, EncryptionError>

Verify data integrity

pub fn validate_password_strength( &self, password: &str, ) -> Result<(), EncryptionError>

Validate password strength (basic implementation)

Trait Implementations

impl Default for EncryptionService

fn default() -> Self

Returns the “default value” for a type.