chat signature test

This commit is contained in:
Bixilon 2023-01-07 16:22:46 +01:00
parent 4115f7d16e
commit ab1df14b77
No known key found for this signature in database
GPG Key ID: 5CAD791931B09AC4
10 changed files with 368 additions and 16 deletions

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@ -0,0 +1,40 @@
/*
* Minosoft
* Copyright (C) 2020-2023 Moritz Zwerger
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This software is not affiliated with Mojang AB, the original developer of Minecraft.
*/
package de.bixilon.minosoft.data.accounts.types.test
import de.bixilon.kutil.latch.CountUpAndDownLatch
import de.bixilon.kutil.uuid.UUIDUtil.toUUID
import de.bixilon.minosoft.data.accounts.Account
import de.bixilon.minosoft.data.accounts.AccountStates
import de.bixilon.minosoft.data.entities.entities.player.properties.PlayerProperties
import de.bixilon.minosoft.data.registries.identified.Namespaces.minosoft
import de.bixilon.minosoft.data.registries.identified.ResourceLocation
import java.util.*
object TestAccount : Account("Bixilon") {
override val id: String = "id"
override val type: ResourceLocation = minosoft("test_account")
override val properties: PlayerProperties? = null
override val uuid: UUID = "9e6ce7c5-40d3-483e-8e5a-b6350987d65f".toUUID()
override var state: AccountStates
get() = AccountStates.WORKING
set(value) {}
override val supportsSkins: Boolean get() = true
override fun join(serverId: String) = Unit
override fun logout(clientToken: String) = Unit
override fun check(latch: CountUpAndDownLatch?, clientToken: String) = Unit
}

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@ -1,6 +1,6 @@
/*
* Minosoft
* Copyright (C) 2020-2022 Moritz Zwerger
* Copyright (C) 2020-2023 Moritz Zwerger
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
@ -20,9 +20,11 @@ import de.bixilon.minosoft.util.yggdrasil.YggdrasilUtil
import org.testng.Assert
import org.testng.SkipException
import org.testng.annotations.Test
import java.time.Instant
@Test(groups = ["private_key"])
class SignatureSIT {
// The private key is a private environment variable in gitlab. Yes, that makes it hard to run tests outside my devices, but you have to understand that I am not publishing my private key, no matter if it is already expired
fun loadYggdrasil() {
YggdrasilUtil.load()
@ -35,12 +37,17 @@ class SignatureSIT {
@Test(dependsOnMethods = ["loadPrivateKey"])
fun testKeyUUID() {
SignatureTestUtil.key.requireSignature("9e6ce7c5-40d3-483e-8e5a-b6350987d65f".toUUID()) // yep, that is really my private key
SignatureTestUtil.key.requireSignature("9e6ce7c5-40d3-483e-8e5a-b6350987d65f".toUUID()) // yep, that is really Bixilon's private key
}
@Test(dependsOnMethods = ["loadPrivateKey"])
fun testRequireSignature() {
Assert.assertThrows { SignatureTestUtil.key.requireSignature("b876ec32-e396-476b-a115-8438d83c67d4".toUUID()) }
Assert.assertThrows { SignatureTestUtil.key.requireSignature("b876ec32-e396-476b-a115-8438d83c67d4".toUUID()) } // sadly that is not possible anymore
}
@Test(dependsOnMethods = ["loadPrivateKey"])
fun testExpiresAt() {
Assert.assertEquals(SignatureTestUtil.key.expiresAt, Instant.ofEpochSecond(1668977246L, 93031788L)) // verify that we load the correct key and not just some key
}
}

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@ -0,0 +1,85 @@
/*
* Minosoft
* Copyright (C) 2020-2023 Moritz Zwerger
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This software is not affiliated with Mojang AB, the original developer of Minecraft.
*/
package de.bixilon.minosoft.data.chat.signature.signer
import de.bixilon.kutil.base64.Base64Util.fromBase64
import de.bixilon.minosoft.data.accounts.types.test.TestAccount
import de.bixilon.minosoft.data.chat.signature.SignatureTestUtil
import de.bixilon.minosoft.protocol.protocol.ProtocolVersions
import de.bixilon.minosoft.protocol.versions.Version
import de.bixilon.minosoft.protocol.versions.Versions
import org.testng.annotations.Test
import org.testng.internal.junit.ArrayAsserts.assertArrayEquals
import java.time.Instant
@Test(groups = ["signature"], dependsOnGroups = ["private_key"])
class MessageSigner1Test {
private lateinit var version: Version
@Test(priority = -1)
fun setup() {
version = Versions.getById(ProtocolVersions.V_1_19)!!
}
private fun create(): MessageSigner1 {
return MessageSigner1(version)
}
fun signing1() {
val message = "bixilon began the development during lockdown"
val time = Instant.ofEpochMilli(1673102470_1234)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, -4886770986649219020L, TestAccount.uuid, time)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing2() {
val message = "reversing signature code is pita"
val time = Instant.ofEpochMilli(1673103191_5678)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 1856442944183750824L, TestAccount.uuid, time)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing3() {
val message = "now even with last seen messages. I don't know their purpose."
val time = Instant.ofEpochMilli(1673103854_8402)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 6392082609L, TestAccount.uuid, time)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing4() {
val message = "ʞ⍧\uDB16\uDFB1іⴎO\uD85E\uDF9A!㛽J˻5&뻝\uD8B9\uDE8F\uDA0C\uDC41\uDB9B\uDD0Fi읣މ猣랒糓\uD8EF\uDFCFk\uDA1D\uDCA4썿ߛ믣Ȣ\uDA51\uDF5B4" // random utf8 chars
val time = Instant.ofEpochMilli(1739579479_6302)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 6392082609L, TestAccount.uuid, time)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
// TODO: Test 22w17a (sha1 signature)
}

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@ -0,0 +1,92 @@
/*
* Minosoft
* Copyright (C) 2020-2023 Moritz Zwerger
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This software is not affiliated with Mojang AB, the original developer of Minecraft.
*/
package de.bixilon.minosoft.data.chat.signature.signer
import de.bixilon.kutil.base64.Base64Util.fromBase64
import de.bixilon.minosoft.data.accounts.types.test.TestAccount
import de.bixilon.minosoft.data.chat.signature.LastSeenMessageList
import de.bixilon.minosoft.data.chat.signature.SignatureTestUtil
import de.bixilon.minosoft.data.chat.signature.lastSeen.LastSeenMessage
import de.bixilon.minosoft.protocol.protocol.ProtocolVersions
import de.bixilon.minosoft.protocol.versions.Version
import de.bixilon.minosoft.protocol.versions.Versions
import org.testng.annotations.Test
import org.testng.internal.junit.ArrayAsserts.assertArrayEquals
import java.time.Instant
import java.util.*
@Test(groups = ["signature"], dependsOnGroups = ["private_key"])
class MessageSigner2Test {
private lateinit var version: Version
@Test(priority = -1)
fun setup() {
version = Versions.getById(ProtocolVersions.V_1_19_2)!!
}
private fun create(): MessageSigner2 {
return MessageSigner2(version)
}
fun signing1() {
val message = "bixilon began the development during lockdown"
val time = Instant.ofEpochMilli(1673102470_1234)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, null, -4886770986649219020L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing2() {
val message = "reversing signature code is pita"
val time = Instant.ofEpochMilli(1673103191_5678)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, null, 1856442944183750824L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing3() {
val message = "now even with last seen messages. I don't know their purpose."
val time = Instant.ofEpochMilli(1673103854_8402)
val signer = create()
val lastSeen = LastSeenMessageList(arrayOf(LastSeenMessage(UUID(0L, 0L), "/OmblHW9CwdAawdE7WtVurRs7umsa/my8EeTT/NY36lqg3HmtAsqyRQ4fXHelw6pOA4o8UroAlmx+inwiEFHXkDICEIVM69vHKapQvoAaeEVrQ4pn9vURTY3GcUVOgr12V3d00odEpwviXaF6kchG1b/pZsLsfpacMiiVHkxZoqolvUNifHQKXVS48Gu1AKkwRw6bkcOKYZpcZgffe6U273rEQQefwzIdT/8F1P04WhiH7SREexVOolkuoKo6gYxXELf5M0BUf0ssG3SS1k8Wr3ys9nzB6hSoEd/ftKqGVxoqeq7pd1GgKfaRWpka8ZNyDpdm8JqvrmlN/phpS5X4Q==".fromBase64()))) // uuid does not matter, bytes are random
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, null, 6392082609L, TestAccount.uuid, time, lastSeen)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing4() {
val message = "ʞ⍧\uDB16\uDFB1іⴎO\uD85E\uDF9A!㛽J˻5&뻝\uD8B9\uDE8F\uDA0C\uDC41\uDB9B\uDD0Fi읣މ猣랒糓\uD8EF\uDFCFk\uDA1D\uDCA4썿ߛ믣Ȣ\uDA51\uDF5B4" // random utf8 chars
val time = Instant.ofEpochMilli(1739579479_6302)
val signer = create()
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, null, 6392082609L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
// TODO: Test 1.19.1 (changes to string encoding)
// TODO: Test preview
// TODO: Test previous signature (singing 2x)
}

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@ -0,0 +1,122 @@
/*
* Minosoft
* Copyright (C) 2020-2023 Moritz Zwerger
*
* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This software is not affiliated with Mojang AB, the original developer of Minecraft.
*/
package de.bixilon.minosoft.data.chat.signature.signer
import de.bixilon.kutil.base64.Base64Util.fromBase64
import de.bixilon.kutil.uuid.UUIDUtil.toUUID
import de.bixilon.minosoft.data.accounts.types.test.TestAccount
import de.bixilon.minosoft.data.chat.signature.LastSeenMessageList
import de.bixilon.minosoft.data.chat.signature.SignatureTestUtil
import de.bixilon.minosoft.data.chat.signature.lastSeen.LastSeenMessage
import de.bixilon.minosoft.protocol.protocol.ProtocolVersions
import de.bixilon.minosoft.protocol.versions.Version
import de.bixilon.minosoft.protocol.versions.Versions
import org.testng.Assert.assertEquals
import org.testng.annotations.Test
import org.testng.internal.junit.ArrayAsserts.assertArrayEquals
import java.time.Instant
import java.util.*
@Test(groups = ["signature"], dependsOnGroups = ["private_key"])
class MessageSigner3Test {
private lateinit var version: Version
@Test(priority = -1)
fun setup() {
version = Versions.getById(ProtocolVersions.V_1_19_3)!!
}
private fun create(sessionId: UUID): MessageSigner3 {
return MessageSigner3(version, sessionId)
}
fun signing1() {
val message = "bixilon began the development during lockdown"
val time = Instant.ofEpochMilli(1673102470_1234)
val signer = create("a26b7114-36c4-4eea-acac-108f516ef72d".toUUID())
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, -4886770986649219020L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing2() {
val message = "reversing signature code is pita"
val time = Instant.ofEpochMilli(1673103191_5678)
val signer = create("79f3da83-a6a1-4d55-9aca-39d5faf4ad8b".toUUID())
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 1856442944183750824L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing3() {
val message = "now even with last seen messages. I don't know their purpose."
val time = Instant.ofEpochMilli(1673103854_8402)
val signer = create("5c31705b-963c-4832-b8a5-1ee617a4b362".toUUID())
val lastSeen = LastSeenMessageList(arrayOf(LastSeenMessage(UUID(0L, 0L), "/OmblHW9CwdAawdE7WtVurRs7umsa/my8EeTT/NY36lqg3HmtAsqyRQ4fXHelw6pOA4o8UroAlmx+inwiEFHXkDICEIVM69vHKapQvoAaeEVrQ4pn9vURTY3GcUVOgr12V3d00odEpwviXaF6kchG1b/pZsLsfpacMiiVHkxZoqolvUNifHQKXVS48Gu1AKkwRw6bkcOKYZpcZgffe6U273rEQQefwzIdT/8F1P04WhiH7SREexVOolkuoKo6gYxXELf5M0BUf0ssG3SS1k8Wr3ys9nzB6hSoEd/ftKqGVxoqeq7pd1GgKfaRWpka8ZNyDpdm8JqvrmlN/phpS5X4Q==".fromBase64()))) // uuid does not matter, bytes are random
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 6392082609L, TestAccount.uuid, time, lastSeen)
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing4() {
val message = "ʞ⍧\uDB16\uDFB1іⴎO\uD85E\uDF9A!㛽J˻5&뻝\uD8B9\uDE8F\uDA0C\uDC41\uDB9B\uDD0Fi읣މ猣랒糓\uD8EF\uDFCFk\uDA1D\uDCA4썿ߛ믣Ȣ\uDA51\uDF5B4" // random utf8 chars
val time = Instant.ofEpochMilli(1739579479_6302)
val signer = create("232170f7-ef39-4959-bf4a-354145b9483a".toUUID())
val signature = signer.signMessage(SignatureTestUtil.key.pair.private, message, 6392082609L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
val expected = "".fromBase64() // TODO
assertArrayEquals(expected, signature)
}
fun signing5() {
val messages = listOf(
Pair(
"this is the first message :)",
Instant.ofEpochMilli(1673104584_7491),
),
Pair(
"this is the second message :)",
Instant.ofEpochMilli(1673104585_7492),
),
Pair(
"this is the third and last message :)",
Instant.ofEpochMilli(1673104586_7493),
)
)
val signer = create("de2f95c2-8730-47ba-a5aa-8db09fcec48e".toUUID())
val signatures: MutableList<ByteArray> = mutableListOf()
for ((message, time) in messages) {
signatures += signer.signMessage(SignatureTestUtil.key.pair.private, message, 6392082609L, TestAccount.uuid, time, LastSeenMessageList(emptyArray()))
}
val expected = listOf(
"".fromBase64(), // TODO
"".fromBase64(), // TODO
"".fromBase64(), // TODO
)
assertEquals(expected, signatures)
}
}

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@ -21,9 +21,8 @@ import de.bixilon.minosoft.protocol.protocol.VersionSupport
import de.bixilon.minosoft.protocol.versions.Versions
import de.bixilon.minosoft.test.ITUtil
import org.testng.Assert
import org.testng.annotations.Test
@Test(groups = ["pixlyzer"], dependsOnGroups = ["version"], singleThreaded = false, threadPoolSize = 8)
// @Test(groups = ["pixlyzer"], dependsOnGroups = ["version"], singleThreaded = false, threadPoolSize = 8)
class PixLyzerLoadingTest {
private fun VersionRegistry.test() {

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@ -17,7 +17,7 @@ import de.bixilon.kutil.observer.DataObserver
import de.bixilon.kutil.reflection.ReflectionUtil.forceSet
import de.bixilon.minosoft.assets.TestAssetsManager
import de.bixilon.minosoft.config.profile.ProfileTestUtil.createProfiles
import de.bixilon.minosoft.data.accounts.types.offline.OfflineAccount
import de.bixilon.minosoft.data.accounts.types.test.TestAccount
import de.bixilon.minosoft.data.entities.entities.player.local.LocalPlayerEntity
import de.bixilon.minosoft.data.registries.registries.Registries
import de.bixilon.minosoft.data.world.WorldTestUtil.createWorld
@ -36,7 +36,7 @@ object ConnectionTestUtil {
fun createConnection(worldSize: Int = 0): PlayConnection {
val connection = IT.OBJENESIS.newInstance(PlayConnection::class.java)
connection::account.forceSet(OfflineAccount("dummy"))
connection::account.forceSet(TestAccount)
connection::version.forceSet(IT.VERSION)
connection::registries.forceSet(Registries())
connection.registries.parent = IT.REGISTRIES

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@ -14,7 +14,7 @@
package de.bixilon.minosoft.commands.stack
import de.bixilon.minosoft.data.chat.signature.LastSeenMessageList
import de.bixilon.minosoft.data.chat.signature.MessageChain
import de.bixilon.minosoft.data.chat.signature.signer.MessageSigner
import de.bixilon.minosoft.protocol.network.connection.play.PlayConnection
import java.security.PrivateKey
import java.time.Instant
@ -24,7 +24,7 @@ data class CommandStackEntry(
val data: Any?,
) {
fun sign(connection: PlayConnection, chain: MessageChain, key: PrivateKey, salt: Long, time: Instant): ByteArray {
return chain.signMessage(key, data.toString(), null, salt, connection.player.uuid, time, LastSeenMessageList(emptyArray()))
fun sign(connection: PlayConnection, signer: MessageSigner, key: PrivateKey, salt: Long, time: Instant): ByteArray {
return signer.signMessage(key, data.toString(), null, salt, connection.player.uuid, time, LastSeenMessageList(emptyArray()))
}
}

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@ -16,6 +16,7 @@ package de.bixilon.minosoft.data.chat.signature.signer
import com.google.common.primitives.Longs
import de.bixilon.minosoft.data.chat.signature.LastSeenMessageList
import de.bixilon.minosoft.data.chat.signature.signer.MessageSigningUtil.getSignatureBytes
import de.bixilon.minosoft.data.chat.signature.signer.MessageSigningUtil.update
import de.bixilon.minosoft.data.text.ChatComponent
import de.bixilon.minosoft.protocol.protocol.encryption.CryptManager
import de.bixilon.minosoft.protocol.versions.Version
@ -28,13 +29,16 @@ class MessageSigner1(
) : MessageSigner {
override fun signMessage(privateKey: PrivateKey, message: String, preview: ChatComponent?, salt: Long, sender: UUID, time: Instant, lastSeen: LastSeenMessageList): ByteArray {
return signMessage(privateKey, message, salt, sender, time)
}
fun signMessage(privateKey: PrivateKey, message: String, salt: Long, sender: UUID, time: Instant): ByteArray {
val signature = CryptManager.createSignature(version)
signature.initSign(privateKey)
signature.update(Longs.toByteArray(salt))
signature.update(Longs.toByteArray(sender.mostSignificantBits))
signature.update(Longs.toByteArray(sender.leastSignificantBits))
signature.update(sender)
signature.update(Longs.toByteArray(time.epochSecond))
signature.update(message.getSignatureBytes())

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@ -19,7 +19,6 @@ import de.bixilon.minosoft.data.chat.signature.LastSeenMessageList
import de.bixilon.minosoft.data.chat.signature.signer.MessageSigningUtil.update
import de.bixilon.minosoft.data.text.ChatComponent
import de.bixilon.minosoft.protocol.ProtocolUtil.encodeNetwork
import de.bixilon.minosoft.protocol.network.connection.play.PlayConnection
import de.bixilon.minosoft.protocol.protocol.encryption.CryptManager
import de.bixilon.minosoft.protocol.versions.Version
import java.security.PrivateKey
@ -29,19 +28,23 @@ import java.util.concurrent.atomic.AtomicInteger
class MessageSigner3(
private val version: Version,
private val connection: PlayConnection,
private val sessionId: UUID,
) : MessageSigner {
private var index = AtomicInteger()
override fun signMessage(privateKey: PrivateKey, message: String, preview: ChatComponent?, salt: Long, sender: UUID, time: Instant, lastSeen: LastSeenMessageList): ByteArray {
return signMessage(privateKey, message, salt, sender, time, lastSeen)
}
fun signMessage(privateKey: PrivateKey, message: String, salt: Long, sender: UUID, time: Instant, lastSeen: LastSeenMessageList): ByteArray {
val signature = CryptManager.createSignature(version)
signature.initSign(privateKey)
signature.update(Ints.toByteArray(1))
signature.update(connection.account.uuid)
signature.update(connection.sessionId)
signature.update(sender)
signature.update(sessionId)
val index = index.getAndIncrement()
signature.update(Ints.toByteArray(index))