diff --git a/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/app/DispatchersModule.kt b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/app/DispatchersModule.kt
index 34a187f..5b71f23 100644
--- a/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/app/DispatchersModule.kt
+++ b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/app/DispatchersModule.kt
@@ -7,13 +7,16 @@ import dagger.hilt.components.SingletonComponent
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.Dispatchers
 import javax.inject.Qualifier
+import javax.inject.Singleton
 
 @Qualifier
 @Retention(AnnotationRetention.BINARY)
+@Singleton
 annotation class MainDispatcher
 
 @Qualifier
 @Retention(AnnotationRetention.BINARY)
+@Singleton
 annotation class IoDispatcher
 
 @Module
@@ -21,9 +24,11 @@ annotation class IoDispatcher
 class DispatchersModule {
     @MainDispatcher
     @Provides
+    @Singleton
     fun providesMainDispatcher(): CoroutineDispatcher = Dispatchers.Main
 
     @IoDispatcher
     @Provides
+    @Singleton
     fun providesIoDispatcher(): CoroutineDispatcher = Dispatchers.IO
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/RoomModule.kt b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/RoomModule.kt
new file mode 100644
index 0000000..6be8ad1
--- /dev/null
+++ b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/RoomModule.kt
@@ -0,0 +1,35 @@
+package com.github.nullptroma.wallenc.app.di.modules.data
+
+import android.content.Context
+import com.github.nullptroma.wallenc.data.db.RoomFactory
+import com.github.nullptroma.wallenc.data.db.app.IAppDb
+import com.github.nullptroma.wallenc.data.db.app.dao.StorageKeyDao
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import javax.inject.Singleton
+
+@Module
+@InstallIn(dagger.hilt.components.SingletonComponent::class)
+class RoomModule {
+    @Provides
+    @Singleton
+    fun provideRoomFactory(@ApplicationContext appContext: Context) : RoomFactory {
+        return RoomFactory(appContext)
+    }
+
+    @Provides
+    @Singleton
+    fun provideStorageKeyDao(database: IAppDb): StorageKeyDao {
+        return database.storageKeyDao
+    }
+
+    @Provides
+    @Singleton
+    fun provideAppDb(
+        factory: RoomFactory
+    ): IAppDb {
+        return factory.buildAppDb()
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/SingletonModule.kt b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/SingletonModule.kt
index a4e51e1..8b26f2e 100644
--- a/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/SingletonModule.kt
+++ b/app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/SingletonModule.kt
@@ -3,7 +3,6 @@ package com.github.nullptroma.wallenc.app.di.modules.data
 import android.content.Context
 import com.github.nullptroma.wallenc.app.di.modules.app.IoDispatcher
 import com.github.nullptroma.wallenc.data.vaults.VaultsManager
-import com.github.nullptroma.wallenc.data.vaults.local.LocalVault
 import com.github.nullptroma.wallenc.domain.interfaces.IVaultsManager
 import dagger.Module
 import dagger.Provides
@@ -18,14 +17,8 @@ import javax.inject.Singleton
 class SingletonModule {
     @Provides
     @Singleton
-    fun provideLocalVault(@IoDispatcher ioDispatcher: CoroutineDispatcher,
-                          @ApplicationContext context: Context): LocalVault {
-        return LocalVault(ioDispatcher, context)
-    }
-
-    @Provides
-    @Singleton
-    fun provideVaultsManager(localVault: LocalVault): IVaultsManager {
-        return VaultsManager(localVault)
+    fun provideVaultsManager(@IoDispatcher ioDispatcher: CoroutineDispatcher,
+                          @ApplicationContext context: Context): IVaultsManager {
+        return VaultsManager(ioDispatcher, context)
     }
 }
\ No newline at end of file
diff --git a/data/build.gradle.kts b/data/build.gradle.kts
index 49a2bee..9c36c58 100644
--- a/data/build.gradle.kts
+++ b/data/build.gradle.kts
@@ -38,9 +38,6 @@ dependencies {
     implementation(libs.jackson.module.kotlin)
     implementation(libs.jackson.datatype.jsr310)
 
-    // Timber
-    implementation(libs.timber)
-
     // Room
     implementation(libs.room.ktx)
     implementation(libs.room.runtime)
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/db/RoomFactory.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/db/RoomFactory.kt
new file mode 100644
index 0000000..2da78bd
--- /dev/null
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/db/RoomFactory.kt
@@ -0,0 +1,14 @@
+package com.github.nullptroma.wallenc.data.db
+
+import android.content.Context
+import androidx.room.Room
+import com.github.nullptroma.wallenc.data.db.app.AppDb
+
+class RoomFactory(private val context: Context) {
+    fun buildAppDb(): AppDb {
+        val room = Room.databaseBuilder(
+            context, AppDb::class.java, "app-db"
+        ).fallbackToDestructiveMigration().build()
+        return room
+    }
+}
\ No newline at end of file
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/AppDb.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/AppDb.kt
new file mode 100644
index 0000000..cf300cb
--- /dev/null
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/AppDb.kt
@@ -0,0 +1,15 @@
+package com.github.nullptroma.wallenc.data.db.app
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import com.github.nullptroma.wallenc.data.db.app.dao.StorageKeyDao
+import com.github.nullptroma.wallenc.data.db.app.model.DbStorageKey
+
+interface IAppDb {
+    val storageKeyDao: StorageKeyDao
+}
+
+@Database(entities = [DbStorageKey::class], version = 1, exportSchema = false)
+abstract class AppDb : IAppDb, RoomDatabase() {
+    abstract override val storageKeyDao: StorageKeyDao
+}
\ No newline at end of file
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/dao/StorageKeyDao.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/dao/StorageKeyDao.kt
new file mode 100644
index 0000000..a03939a
--- /dev/null
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/dao/StorageKeyDao.kt
@@ -0,0 +1,9 @@
+package com.github.nullptroma.wallenc.data.db.app.dao
+
+import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.Query
+
+@Dao
+interface StorageKeyDao {
+}
\ No newline at end of file
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/model/DbStorageKey.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/model/DbStorageKey.kt
new file mode 100644
index 0000000..0484f45
--- /dev/null
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/db/app/model/DbStorageKey.kt
@@ -0,0 +1,11 @@
+package com.github.nullptroma.wallenc.data.db.app.model
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+
+@Entity(tableName = "storage_keys", primaryKeys = [ "source_uuid", "dest_uuid" ])
+data class DbStorageKey(
+    @ColumnInfo(name = "source_uuid") val sourceUuid: String,
+    @ColumnInfo(name = "dest_uuid") val destUuid: String,
+    @ColumnInfo(name = "key") val key: String
+)
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/IStorageCallbackHandler.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/IStorageCallbackHandler.kt
deleted file mode 100644
index 578e033..0000000
--- a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/IStorageCallbackHandler.kt
+++ /dev/null
@@ -1,7 +0,0 @@
-package com.github.nullptroma.wallenc.data.vaults
-
-interface IStorageCallbackHandler {
-    fun changeSize(delta: Int)
-    fun changeNumOfFiles(delta: Int)
-
-}
\ No newline at end of file
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/UnlockManager.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/UnlockManager.kt
new file mode 100644
index 0000000..577de69
--- /dev/null
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/UnlockManager.kt
@@ -0,0 +1,25 @@
+package com.github.nullptroma.wallenc.data.vaults
+
+import com.github.nullptroma.wallenc.domain.datatypes.EncryptKey
+import com.github.nullptroma.wallenc.domain.interfaces.IStorage
+import com.github.nullptroma.wallenc.domain.interfaces.IUnlockManager
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import java.util.UUID
+
+class UnlockManager: IUnlockManager {
+    private val _openedStorages = MutableStateFlow<Map<UUID, IStorage>>(mapOf())
+    override val openedStorages: StateFlow<Map<UUID, IStorage>>
+        get() = _openedStorages
+
+    override fun open(
+        storage: IStorage,
+        key: EncryptKey
+    ) {
+        TODO("Not yet implemented")
+    }
+
+    override fun close(storage: IStorage) {
+        TODO("Not yet implemented")
+    }
+}
\ No newline at end of file
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/VaultsManager.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/VaultsManager.kt
index 02833aa..dae6d04 100644
--- a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/VaultsManager.kt
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/VaultsManager.kt
@@ -1,11 +1,15 @@
 package com.github.nullptroma.wallenc.data.vaults
 
+import android.content.Context
 import com.github.nullptroma.wallenc.data.vaults.local.LocalVault
 import com.github.nullptroma.wallenc.domain.interfaces.IVault
 import com.github.nullptroma.wallenc.domain.interfaces.IVaultsManager
+import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.flow.StateFlow
 
-class VaultsManager(override val localVault: LocalVault) : IVaultsManager {
+class VaultsManager(ioDispatcher: CoroutineDispatcher, context: Context) : IVaultsManager {
+    override val localVault = LocalVault(ioDispatcher, context)
+
     override val remoteVaults: StateFlow<List<IVault>>
         get() = TODO("Not yet implemented")
 
diff --git a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/local/LocalStorageAccessor.kt b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/local/LocalStorageAccessor.kt
index 9e2d84b..6bf791d 100644
--- a/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/local/LocalStorageAccessor.kt
+++ b/data/src/main/java/com/github/nullptroma/wallenc/data/vaults/local/LocalStorageAccessor.kt
@@ -22,7 +22,6 @@ import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
-import timber.log.Timber
 import java.io.File
 import java.io.InputStream
 import java.io.OutputStream
@@ -59,7 +58,6 @@ class LocalStorageAccessor(
     init {
         // запускам сканирование хранилища
         CoroutineScope(ioDispatcher).launch {
-            Timber.d("Local storage path: $_filesystemBasePath")
             scanSizeAndNumOfFiles()
         }
     }
diff --git a/domain/src/main/java/com/github/nullptroma/wallenc/domain/interfaces/IUnlockManager.kt b/domain/src/main/java/com/github/nullptroma/wallenc/domain/interfaces/IUnlockManager.kt
new file mode 100644
index 0000000..35cd6ca
--- /dev/null
+++ b/domain/src/main/java/com/github/nullptroma/wallenc/domain/interfaces/IUnlockManager.kt
@@ -0,0 +1,15 @@
+package com.github.nullptroma.wallenc.domain.interfaces
+
+import com.github.nullptroma.wallenc.domain.datatypes.EncryptKey
+import kotlinx.coroutines.flow.StateFlow
+import java.util.UUID
+
+interface IUnlockManager {
+    /**
+     * Хранилища, для которых есть ключ шифрования
+     */
+    val openedStorages: StateFlow<Map<UUID, IStorage>>
+
+    fun open(storage: IStorage, key: EncryptKey)
+    fun close(storage: IStorage)
+}
\ No newline at end of file
diff --git a/wallenc-uml.gaphor b/wallenc-uml.gaphor
index df0091d..b564ac8 100644
--- a/wallenc-uml.gaphor
+++ b/wallenc-uml.gaphor
@@ -399,6 +399,7 @@ existing classes or even new classes with specific responsibilities.</val>
 <ref refid="98e3346a-ac1b-11ef-a8c5-ed3b97af40b9"/>
 <ref refid="04645ae3-af11-11ef-b181-cf9202569821"/>
 <ref refid="f2e44198-af11-11ef-831c-cf9202569821"/>
+<ref refid="ed56560a-ca21-11ef-a923-d31b240a181b"/>
 </reflist>
 </ownedType>
 <package>
@@ -438,6 +439,7 @@ existing classes or even new classes with specific responsibilities.</val>
 <ref refid="98e3adb1-ac1b-11ef-8a4a-ed3b97af40b9"/>
 <ref refid="5d5111fc-9460-11ef-bba8-21844220910b"/>
 <ref refid="0464c929-af11-11ef-9b13-cf9202569821"/>
+<ref refid="ed5765df-ca21-11ef-8c5d-d31b240a181b"/>
 <ref refid="bd162f3c-9492-11ef-a9d7-9b5d5b59175b"/>
 <ref refid="2001a99e-96ae-11ef-b8bc-23eecc9d3f9f"/>
 <ref refid="a065ec3f-96af-11ef-980e-23eecc9d3f9f"/>
@@ -452,6 +454,9 @@ existing classes or even new classes with specific responsibilities.</val>
 <ref refid="d5a5ed88-ac1a-11ef-a250-ed3b97af40b9"/>
 <ref refid="e5704065-96dc-11ef-bb24-edd85b488fb6"/>
 <ref refid="1c18aaf4-af11-11ef-9568-cf9202569821"/>
+<ref refid="37eb93f3-ca22-11ef-bbbe-d31b240a181b"/>
+<ref refid="57152224-ca22-11ef-b91e-d31b240a181b"/>
+<ref refid="5dcc7985-ca22-11ef-8588-d31b240a181b"/>
 </reflist>
 </ownedPresentation>
 </Diagram>
@@ -537,14 +542,8 @@ existing classes or even new classes with specific responsibilities.</val>
 <ref refid="eeb188ee-937f-11ef-800c-1711e1dd68e8"/>
 <ref refid="a0ee97e8-96af-11ef-8117-23eecc9d3f9f"/>
 <ref refid="9760e377-96ef-11ef-9ee1-3ba703bb2331"/>
-<ref refid="33660996-962b-11ef-9319-830924f9008e"/>
 </reflist>
 </ownedAttribute>
-<ownedOperation>
-<reflist>
-<ref refid="7ad15a7c-94a0-11ef-90c1-9b5d5b59175b"/>
-</reflist>
-</ownedOperation>
 <package>
 <ref refid="4652e56b-9248-11ef-8256-d5c6949dbfe2"/>
 </package>
@@ -556,12 +555,13 @@ existing classes or even new classes with specific responsibilities.</val>
 <supplierDependency>
 <reflist>
 <ref refid="d8514010-ac18-11ef-aeb7-ed3b97af40b9"/>
+<ref refid="57745412-ca22-11ef-95f7-d31b240a181b"/>
 </reflist>
 </supplierDependency>
 </Interface>
 <InterfaceItem id="bf0974bf-937f-11ef-b8a5-1711e1dd68e8">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 590.5, 986.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 701.5, 986.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -570,11 +570,14 @@ existing classes or even new classes with specific responsibilities.</val>
 <val>374.0</val>
 </width>
 <height>
-<val>244.0</val>
+<val>168.0</val>
 </height>
 <diagram>
 <ref refid="7a8a9c2d-9248-11ef-bfb6-d5c6949dbfe2"/>
 </diagram>
+<show_operations>
+<val>0</val>
+</show_operations>
 <subject>
 <ref refid="bf08f1ce-937f-11ef-815c-1711e1dd68e8"/>
 </subject>
@@ -632,7 +635,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="c240a8c2-93db-11ef-a724-9fe103139892">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 560.95, 0.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 671.95, 0.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -762,7 +765,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="a9689781-945a-11ef-a65b-21844220910b">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 59.5, 1340.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 179.5, 1264.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -865,6 +868,11 @@ existing classes or even new classes with specific responsibilities.</val>
 </package>
 </Activity>
 <Interface id="c9b08bac-948c-11ef-a043-9b5d5b59175b">
+<clientDependency>
+<reflist>
+<ref refid="525b1120-ca22-11ef-9de0-d31b240a181b"/>
+</reflist>
+</clientDependency>
 <name>
 <val>IStorageExplorer</val>
 </name>
@@ -895,7 +903,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="c9b11178-948c-11ef-9609-9b5d5b59175b">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 583.5, 1340.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 983.5, 1584.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -964,7 +972,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="f0cdedbc-9490-11ef-80e5-9b5d5b59175b">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 461.0, 286.5)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 572.0, 286.5)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -1026,7 +1034,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="260b156e-9491-11ef-b802-9b5d5b59175b">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 736.5, 278.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 847.5, 278.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -1115,7 +1123,7 @@ existing classes or even new classes with specific responsibilities.</val>
 <val>(1.0, 0.0, 0.0, 1.0, 1545.0190727547713, 182.35724811729017)</val>
 </matrix>
 <points>
-<val>[(-668.5590727547713, 220.64275188270983), (-705.8590727547713, 330.64275188270983)]</val>
+<val>[(-557.5590727547713, 220.64275188270983), (-594.8590727547713, 330.64275188270983)]</val>
 </points>
 <head-connection>
 <ref refid="260b156e-9491-11ef-b802-9b5d5b59175b"/>
@@ -1225,7 +1233,7 @@ existing classes or even new classes with specific responsibilities.</val>
 </Interface>
 <InterfaceItem id="4443053e-949b-11ef-acc6-9b5d5b59175b">
 <matrix>
-<val>(1.0, 0.0, 0.0, 1.0, 559.0, 513.0)</val>
+<val>(1.0, 0.0, 0.0, 1.0, 670.0, 513.0)</val>
 </matrix>
 <top-left>
 <val>(0.0, 0.0)</val>
@@ -1299,33 +1307,6 @@ existing classes or even new classes with specific responsibilities.</val>
 <ref refid="260a8ffc-9491-11ef-b16d-9b5d5b59175b"/>
 </supplier>
 </Dependency>
-<Operation id="7ad15a7c-94a0-11ef-90c1-9b5d5b59175b">
-<interface_>
-<ref refid="bf08f1ce-937f-11ef-815c-1711e1dd68e8"/>
-</interface_>
-<name>
-<val>rename</val>
-</name>
-<ownedParameter>
-<reflist>
-<ref refid="7ad47132-94a0-11ef-813f-9b5d5b59175b"/>
-</reflist>
-</ownedParameter>
-</Operation>
-<Parameter id="7ad47132-94a0-11ef-813f-9b5d5b59175b">
-<direction>
-<val>in</val>
-</direction>
-<name>
-<val>newName</val>
-</name>
-<ownerFormalParam>
-<ref refid="7ad15a7c-94a0-11ef-90c1-9b5d5b59175b"/>
-</ownerFormalParam>
-<typeValue>
-<val>String</val>
-</typeValue>
-</Parameter>
 <Operation id="65a4baa8-9613-11ef-86f7-830924f9008e">
 <interface_>
 <ref refid="44426384-949b-11ef-8612-9b5d5b59175b"/>
@@ -1512,20 +1493,6 @@ existing classes or even new classes with specific responsibilities.</val>
 <val>Uri</val>
 </typeValue>
 </Parameter>
-<Property id="33660996-962b-11ef-9319-830924f9008e">
-<interface_>
-<ref refid="bf08f1ce-937f-11ef-815c-1711e1dd68e8"/>
-</interface_>
-<isReadOnly>
-<val>1</val>
-</isReadOnly>
-<name>
-<val>accessor</val>
-</name>
-<typeValue>
-<val>IStorageAccessor</val>
-</typeValue>
-</Property>
 <Property id="9739b902-962b-11ef-9220-830924f9008e">
 <interface_>
 <ref refid="c9b08bac-948c-11ef-a043-9b5d5b59175b"/>
@@ -1713,7 +1680,7 @@ existing classes or even new classes with specific responsibilities.</val>
 <val>(1.0, 0.0, 0.0, 1.0, 243.16039962225034, 245.31631894795726)</val>
 </matrix>
 <points>
-<val>[(374.8896003777496, 149.18368105204274), (437.8796003777496, 267.68368105204274)]</val>
+<val>[(485.8896003777496, 149.18368105204274), (548.8796003777496, 267.68368105204274)]</val>
 </points>
 <head-connection>
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\ No newline at end of file