INNER CODE UNIT · Kotlin

signWithNonRandomKeys

terl/lazysodium-java · sample-app/src/main/kotlin/Main.kt:72

    private fun signWithNonRandomKeys() {
        val msg = "Sign this"
        val pk: Key = Key.fromPlainString("edpkuBknW28nW72KG6RoHtYW7p12T6GKc7nAbwYX5m8Wd9sDVC9yav8888888888")
        val sk: Key = Key.fromPlainString("edsk3gUfUPyBSfrS9CCgmCiQsTCHGkviBDusMxDJstFtojtc1zcpsh8888888888")
        log()
        printStep(
            "2",
            "Signing a message (non-random)",
            ("We will be using the non-random secret key '" + sk.asHexString.toString() + "' and will be " +
                    "signing the message '" + msg + "'.")
        )
        if (!lazySodium.cryptoSignKeypair(pk.asBytes, sk.asBytes)) {
            throw SodiumException("Could not generate a signing keypair.")
        }
        val signed: String = lazySodium.cryptoSignDetached(msg, sk)
        val verification: Boolean = lazySodium.cryptoSignVerifyDetached(signed, msg, pk)
        log()
        logt("The signed message is $signed.")

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