otpauth-rs

Two-step verification of HOTP/TOTP for Rust.

Installation

Add it to your Cargo.toml:

toml [dependencies] otpauth = "0.3"

Examples

HOTP example

```rust use otpauth::HOTP;

fn main() { let auth = HOTP::new("python"); let code = auth.generate(4); assert_eq!(true, auth.verify(code, 0, 100)); } ```

TOTP example

```rust use std::time::{SystemTime, UNIX_EPOCH};

use otpauth::TOTP;

fn main() { let auth = TOTP::new("python"); let timestamp1 = SystemTime::now().durationsince(UNIXEPOCH)?.assecs(); let code = auth.generate(30, timestamp1); let timestamp2 = SystemTime::now().durationsince(UNIXEPOCH)?.assecs(); assert_eq!(true, auth.verify(code, 30, timestamp2)); } ```

License

This work is released under the MIT license. A copy of the license is provided in the LICENSE file.