diff --git a/backend/build.gradle.kts b/backend/build.gradle.kts
index faa8d89..252bda1 100644
--- a/backend/build.gradle.kts
+++ b/backend/build.gradle.kts
@@ -5,17 +5,18 @@ application {
     mainClass.set("com.infendro.account.ApplicationKt")
 }
 
-repositories {
-    maven("https://git.infendro.com/api/packages/Infendro/maven")
-    mavenCentral()
-}
-
 plugins {
+    alias(libs.plugins.infendro)
     alias(libs.plugins.kotlin)
     alias(libs.plugins.ktor)
     alias(libs.plugins.serialization)
 }
 
+repositories {
+    maven("https://git.infendro.com/api/packages/Infendro/maven")
+    mavenCentral()
+}
+
 dependencies {
     implementation(libs.ktor.server)
     implementation(libs.ktor.server.cio)
@@ -31,16 +32,18 @@ dependencies {
     implementation(libs.exposed.jdbc)
     implementation(libs.migration)
     implementation(libs.postgres)
-    implementation(libs.random)
+    implementation(libs.prng)
     implementation(libs.otp)
     implementation(libs.kdf)
     implementation(libs.hash)
+    implementation(libs.bytearray)
     implementation(libs.encoding)
     implementation(libs.logback)
 }
 
 kotlin {
     compilerOptions {
+        freeCompilerArgs.add("-opt-in=kotlin.ExperimentalUnsignedTypes")
         freeCompilerArgs.add("-opt-in=kotlin.time.ExperimentalTime")
     }
 }
diff --git a/backend/gradle/libs.versions.toml b/backend/gradle/libs.versions.toml
index c8c881c..37ededa 100644
--- a/backend/gradle/libs.versions.toml
+++ b/backend/gradle/libs.versions.toml
@@ -1,17 +1,20 @@
 [versions]
-kotlin = "2.2.10"
-ktor = "3.2.3"
+infendro = "1.0.0"
+kotlin = "2.2.21"
+ktor = "3.3.3"
 exposed = "0.61.0"
 migration = "1.1.0"
-postgres = "42.7.5"
-random = "1.0.0"
-otp = "1.1.1"
+postgres = "42.7.8"
+prng = "1.2.0"
+otp = "1.2.0"
 kdf = "1.0.3"
-hash = "1.2.2"
-encoding = "1.1.0"
-logback = "1.5.18"
+hash = "1.3.2"
+bytearray = "1.2.4"
+encoding = "1.2.0"
+logback = "1.5.22"
 
 [plugins]
+infendro = { id = "com.infendro.plugin", version.ref = "infendro" }
 kotlin = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 ktor = { id = "io.ktor.plugin", version.ref = "ktor" }
 serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
@@ -30,13 +33,14 @@ ktor-server-validation = { module = "io.ktor:ktor-server-request-validation", ve
 exposed = { module = "org.jetbrains.exposed:exposed-core", version.ref = "exposed" }
 exposed-dao = { module = "org.jetbrains.exposed:exposed-dao", version.ref = "exposed" }
 exposed-jdbc = { module = "org.jetbrains.exposed:exposed-jdbc", version.ref = "exposed" }
-migration = { module = "com.infendro:ktor-migration", version.ref = "migration" }
+migration = { module = "com.infendro:migration-ktor", version.ref = "migration" }
 postgres = { module = "org.postgresql:postgresql", version.ref = "postgres" }
 
-random = { module = "com.infendro:random", version.ref = "random" }
+prng = { module = "com.infendro:prng", version.ref = "prng" }
 otp = { module = "com.infendro:otp", version.ref = "otp" }
 kdf = { module = "com.infendro:kdf", version.ref = "kdf" }
 hash = { module = "com.infendro:hash", version.ref = "hash" }
+bytearray = { module = "com.infendro:bytearray", version.ref = "bytearray" }
 encoding = { module = "com.infendro:encoding", version.ref = "encoding" }
 
 logback = { module = "ch.qos.logback:logback-classic", version.ref = "logback" }
diff --git a/backend/settings.gradle.kts b/backend/settings.gradle.kts
index 2401f0a..cabfe21 100644
--- a/backend/settings.gradle.kts
+++ b/backend/settings.gradle.kts
@@ -1 +1,7 @@
 rootProject.name = "backend"
+
+pluginManagement.repositories {
+    maven("https://git.infendro.com/api/packages/Infendro/maven")
+    gradlePluginPortal()
+    mavenCentral()
+}
diff --git a/backend/src/main/kotlin/com/infendro/account/util/Hasher.kt b/backend/src/main/kotlin/com/infendro/account/util/Hasher.kt
index be306a2..37bb75d 100644
--- a/backend/src/main/kotlin/com/infendro/account/util/Hasher.kt
+++ b/backend/src/main/kotlin/com/infendro/account/util/Hasher.kt
@@ -1,13 +1,15 @@
 package com.infendro.account.util
 
-import com.infendro.encoding.Hex
-import com.infendro.hash.SHA256
+import com.infendro.bytearray.decodeToString
+import com.infendro.bytearray.encodeToUByteArray
+import com.infendro.encoding.Base16
+import com.infendro.hash.sha2.`SHA-256`
 
 object Hasher {
     fun hash(
         value: String,
     ): String {
-        val bytes = SHA256.hash(value.toByteArray())
-        return Hex.encode(bytes).decodeToString()
+        val bytes = `SHA-256`.hash(value.encodeToUByteArray())
+        return Base16.encode(bytes).decodeToString()
     }
 }
diff --git a/backend/src/main/kotlin/com/infendro/account/util/OTP.kt b/backend/src/main/kotlin/com/infendro/account/util/OTP.kt
index d6b8e88..9cb82a5 100644
--- a/backend/src/main/kotlin/com/infendro/account/util/OTP.kt
+++ b/backend/src/main/kotlin/com/infendro/account/util/OTP.kt
@@ -1,15 +1,18 @@
 package com.infendro.account.util
 
+import com.infendro.bytearray.decodeToString
+import com.infendro.bytearray.encodeToUByteArray
 import com.infendro.encoding.Base32
-import com.infendro.hash.SHA256
+import com.infendro.hash.sha2.`SHA-256`
 import com.infendro.otp.SecretGenerator
 import com.infendro.otp.TOTP
 import kotlin.time.Clock
 import kotlin.time.Duration.Companion.seconds
 
 object OTP {
+    private val generator = SecretGenerator(`SHA-256`)
     private val totp = TOTP(
-        function = SHA256,
+        function = `SHA-256`,
         length = 8,
         period = 30.seconds,
     )
@@ -18,12 +21,12 @@ object OTP {
         secret: String,
         otp: String,
     ): Boolean {
-        val bytes = Base32.decode(secret.toByteArray())
+        val bytes = Base32.decode(secret.encodeToUByteArray())
         return totp.verify(bytes, Clock.System.now(), otp)
     }
 
     fun generateSecret(): String {
-        val bytes = SecretGenerator.generate(totp.hotp.function)
+        val bytes = generator.generate()
         return Base32.encode(bytes).decodeToString()
     }
 }
diff --git a/backend/src/main/kotlin/com/infendro/account/util/SecureHasher.kt b/backend/src/main/kotlin/com/infendro/account/util/SecureHasher.kt
index 5086466..0a332f4 100644
--- a/backend/src/main/kotlin/com/infendro/account/util/SecureHasher.kt
+++ b/backend/src/main/kotlin/com/infendro/account/util/SecureHasher.kt
@@ -1,26 +1,28 @@
 package com.infendro.account.util
 
-import com.infendro.encoding.Hex
-import com.infendro.hash.SHA256
+import com.infendro.bytearray.decodeToString
+import com.infendro.bytearray.encodeToUByteArray
+import com.infendro.encoding.Base16
+import com.infendro.hash.sha2.`SHA-256`
 import com.infendro.kdf.PBKDF2
-import com.infendro.random.PRNG
+import com.infendro.random.csprng.CSPRNG
 
 object SecureHasher {
-    private val random = PRNG.HMAC
-    private val kdf = PBKDF2(SHA256)
+    private val random = CSPRNG.HMAC(`SHA-256`)
+    private val kdf = PBKDF2(`SHA-256`)
 
     fun hash(
         value: String,
         salt: String,
     ): String {
         val value = value.encodeToByteArray()
-        val salt = Hex.decode(salt.encodeToByteArray())
+        val salt = Base16.decode(salt.encodeToUByteArray())
         return kdf.hash(value, salt, 100_000, 32)
-            .let { Hex.encode(it).decodeToString() }
+            .let { Base16.encode(it).decodeToString() }
     }
 
     fun generateSalt(): String {
         return random.nextBytes(16)
-            .let { Hex.encode(it).decodeToString() }
+            .let { Base16.encode(it).decodeToString() }
     }
 }
diff --git a/backend/src/main/kotlin/com/infendro/account/util/TokenGenerator.kt b/backend/src/main/kotlin/com/infendro/account/util/TokenGenerator.kt
index 24560a2..cb937ab 100644
--- a/backend/src/main/kotlin/com/infendro/account/util/TokenGenerator.kt
+++ b/backend/src/main/kotlin/com/infendro/account/util/TokenGenerator.kt
@@ -1,13 +1,15 @@
 package com.infendro.account.util
 
-import com.infendro.encoding.Hex
-import com.infendro.random.PRNG
+import com.infendro.bytearray.decodeToString
+import com.infendro.encoding.Base16
+import com.infendro.hash.sha2.`SHA-256`
+import com.infendro.random.csprng.CSPRNG
 
 object TokenGenerator {
-    private val random = PRNG.HMAC
+    private val random = CSPRNG.HMAC(`SHA-256`)
 
     fun generate(): String {
         return random.nextBytes(32)
-            .let { Hex.encode(it).decodeToString() }
+            .let { Base16.encode(it).decodeToString() }
     }
 }