41 lines
768 B
Markdown
41 lines
768 B
Markdown
# otp.kt
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`otp.kt` is a Kotlin Multiplatform library that provides common [One-Time Password](https://en.wikipedia.org/wiki/One-time_password) algorithms.
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Supported algorithms:
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- HOTP
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- TOTP
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## Installation
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Add the following to your `build.gradle.kts`.
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```kotlin
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repositories {
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maven("https://git.infendro.com/api/packages/Infendro/maven")
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}
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dependencies {
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implementation("com.infendro:otp:1.3.1")
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}
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```
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## Usage
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```kotlin
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fun main() {
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// create TOTP instance
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val totp = TOTP(
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function = SHA1(),
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length = 6,
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period = 30.seconds,
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)
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// generate and verify OTP
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val secret = "...".encodeToByteArray()
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val time = System.now()
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val otp = totp.generate(secret, time)
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totp.verify(secret, time, otp)
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}
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```
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