diff --git a/.env b/.env
index d3e4347..e54b26f 100644
--- a/.env
+++ b/.env
@@ -1,10 +1,10 @@
 POSTGRES_DB=no_copy_
-POSTGRES_USER=postgres
-POSTGRES_PASSWORD=postgres
+POSTGRES_USER=ncp_db
+POSTGRES_PASSWORD=ncpDbApp
 POSTGRES_PORT=5432
 POSTGRES_HOST=postgres
 
 REDIS_HOST=redis
 REDIS_PORT=6379
 
-SERVER_PORT=8080
+SERVER_PORT=8080
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 6cd62ca..03d3325 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,4 +16,4 @@ RUN mkdir -p /data/uploads && chmod 755 /data/uploads
 
 EXPOSE 8080
 
-CMD ["java", "-jar", "app.jar"]
+CMD ["java", "-jar", "app.jar"]
\ No newline at end of file
diff --git a/README.md b/README.md
index e69de29..d133197 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,68 @@
+Создаем сеть:
+docker network create app-network
+
+Войти в БД:
+docker exec -it postgres psql -U ncp_db -d no_copy_
+
+Выполнить команду:
+\du
+
+Должен быть один пользователь:
+                                    List of roles
+Role name |                         Attributes
+-----------+------------------------------------------------------------
+ncp_db    | Superuser, Create role, Create DB, Replication, Bypass RLS
+
+суперпользователь БД:
+postgres/postgres 
+пользователь бд для бэка
+ncp_db / ncpDbApp
+
+Подключение к БД для приложения,если volume не существует :
+
+Создаться автоматически.
+
+Если уже существует volume :
+
+docker exec -it postgres psql -U postgres -d postgres
+
+CREATE USER ncp_db WITH PASSWORD 'ncpDbApp';
+
+GRANT ALL PRIVILEGES ON DATABASE no_copy_ TO ncp_db;
+
+\du
+
+\q
+
+-------
+
+psql -U postgres -d no_copy_
+
+-- база
+
+GRANT CONNECT ON DATABASE no_copy_ TO ncp_db;
+
+-- схема
+
+GRANT USAGE ON SCHEMA public TO ncp_db;
+
+-- существующие таблицы
+
+GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO ncp_db;
+
+-- существующие sequence (очень важно для id)
+
+GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA public TO ncp_db;
+
+-- будущие таблицы
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON TABLES TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON SEQUENCES TO ncp_db;
+
+
+Зайти в контейнер:
+docker exec -it {name} bash
+
diff --git a/build.gradle b/build.gradle
index d42173a..111da7e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -31,6 +31,10 @@ dependencies {
 	implementation 'org.mapstruct:mapstruct:1.5.5.Final'
 	implementation 'commons-validator:commons-validator:1.7'
 
+	implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.17.0'
+	implementation 'tools.jackson.core:jackson-core:3.0.3'
+	implementation 'jakarta.xml.bind:jakarta.xml.bind-api:4.0.0'
+
 	annotationProcessor 'org.mapstruct:mapstruct-processor:1.5.5.Final'
 	annotationProcessor 'org.projectlombok:lombok'
 
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 1ce8455..bb1e1b7 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -18,7 +18,7 @@ services:
     restart: unless-stopped
 
   db:
-    image: postgres:17
+    image: postgres:17.7
     restart: always
     deploy:
       resources:
@@ -30,14 +30,15 @@ services:
           memory: 1G
     environment:
       POSTGRES_DB: no_copy_
-      POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: postgres
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       POSTGRES_SHARED_BUFFERS: 512MB
       POSTGRES_EFFECTIVE_CACHE_SIZE: 1536MB
     ports:
       - "54320:5432"
     volumes:
       - pgdata:/var/lib/postgresql/data
+      - ./init-scripts:/docker-entrypoint-initdb.d:ro
     container_name: postgres
     networks:
       app-network:
@@ -58,14 +59,17 @@ services:
     environment:
       FILE_STORAGE_PATH: /data/uploads
       MAX_FILE_SIZE: 10737418240
-#      FILE_CHUNK_SIZE: 1048576
       FILE_CHUNK_SIZE: 1000000
       POSTGRES_DB: no_copy_
-      POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: postgres
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       POSTGRES_PORT: 5432
       POSTGRES_HOST: db
       STORAGE_SERVICE_URL: http://storage:8081
+      SPRING_PROFILES_ACTIVE: docker
+      YANDEX_API_KEY: AQVNyaVaUmgUb1GMCtf5zSEqFxy0woXrcMOOB43q
+      YANDEX_FOLDER_ID: b1gokpdbm6qfpsou8pcd
+      YANDEX_SEARCH_URL: "https://searchapi.api.cloud.yandex.net/v2/image/search_by_image"
     depends_on:
       - db
     ports:
@@ -78,6 +82,10 @@ services:
           - api
     volumes:
       - uploads_data:/data/uploads:rw
+    healthcheck:
+      test: [ "CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d no_copy_" ]
+      interval: 10s
+      retries: 5
 
   grafana:
     image: grafana/grafana:10.3.1
@@ -121,7 +129,7 @@ services:
   prometheus:
     image: prom/prometheus:latest
     container_name: prometheus
-    deploy:  
+    deploy:
       resources:
         limits:
           cpus: '0.5'
@@ -149,7 +157,7 @@ services:
   loki:
     image: grafana/loki:2.9.2
     container_name: loki
-    deploy:  
+    deploy:
       resources:
         limits:
           cpus: '1.0'
@@ -174,7 +182,7 @@ services:
   tempo:
     image: grafana/tempo:2.4.1
     container_name: tempo
-    deploy:  
+    deploy:
       resources:
         limits:
           cpus: '0.5'
diff --git a/infrastructure/jenkins/deploy.groovy b/infrastructure/jenkins/deploy.groovy
index 7611efe..dc09c2e 100644
--- a/infrastructure/jenkins/deploy.groovy
+++ b/infrastructure/jenkins/deploy.groovy
@@ -30,6 +30,7 @@ pipeline {
             }
         }
 
+
         stage('Deploy with docker-compose') {
             steps {
                 script {
@@ -38,71 +39,73 @@ pipeline {
                                     credentialsId: 'server-root-password',
                                     usernameVariable: 'SSH_USER',
                                     passwordVariable: 'SSH_PASS'
-                            )
+                            ),
+                            string(credentialsId: 'DB_USER', variable: 'DB_USER'),
+                            string(credentialsId: 'DB_PASSWORD', variable: 'DB_PASSWORD')
                     ]) {
                         sh """
-                            echo "Deploying branch: ${params.BRANCH}"
-                            
-                            echo "Copying files to server..."
-                            sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "mkdir -p /opt/deployments/${params.BRANCH}"
-                            sshpass -p '$SSH_PASS' scp -r -o StrictHostKeyChecking=no ./* $SSH_USER@$SERVER:/opt/deployments/${params.BRANCH}/
-                            
-                            sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "
-                                cd /opt/deployments/${params.BRANCH}
-                                
-                                echo '1. Остановка старого приложения...'
-                                docker stop app-backend 2>/dev/null || echo 'Контейнер не найден'
-                                docker rm app-backend 2>/dev/null || echo 'Контейнер не найден'
-                                
-                                echo '2. Удаление старых образов...'
-                                docker images --filter 'reference=*app*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'Нет образов для удаления'
-                                
-                                echo '3. Создание сети если нужно...'
-                                docker network create app-network 2>/dev/null || echo 'Сеть уже существует'
-                                
-                                echo '4. Запуск инфраструктуры...'
-                                docker-compose up -d db storage
-                                
-                                echo '5. Ожидание PostgreSQL...'
-                                sleep 10
-                                
-                                echo '6. Сборка нового образа приложения...'
-                                docker build --no-cache -t app-backend:latest .
-                                
-                                echo '7. Запуск приложения...'
-                                docker run -d \\
-                                  --name app-backend \\
-                                  --network app-network \\
-                                  --network-alias app \\
-                                  -p 80:8080 \\
-                                  -v uploads_data:/data/uploads:rw \\
-                                  -e POSTGRES_DB=no_copy_ \\
-                                  -e POSTGRES_USER=postgres \\
-                                  -e POSTGRES_PASSWORD=postgres \\
-                                  -e POSTGRES_PORT=5432 \\
-                                  -e POSTGRES_HOST=db \\
-                                  --restart unless-stopped \\
-                                  app-backend:latest
-                                
-                                echo '8. Запуск мониторинга...'
-                                docker-compose up -d grafana prometheus loki tempo alloy
-                                
-                                echo '9. Проверка...'
-                                sleep 5
-                                
-                                echo 'Статус контейнеров:'
-                                docker ps --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
-                                
-                                echo '10. Проверка health...'
-                                if curl -s -f http://localhost:80/health > /dev/null 2>&1; then
-                                    echo 'Приложение работает'
-                                    echo 'URL: http://${params.SERVER}:80'
-                                else
-                                    echo 'Проверка health не удалась'
-                                    docker logs app-backend --tail=20
-                                fi
-                            "
-                        """
+                    echo "Deploying branch: ${params.BRANCH}"
+                    
+                    echo "Copying files to server..."
+                    sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "mkdir -p /opt/deployments/${params.BRANCH}"
+                    sshpass -p '$SSH_PASS' scp -r -o StrictHostKeyChecking=no ./* $SSH_USER@$SERVER:/opt/deployments/${params.BRANCH}/
+                    
+                    sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "
+                        cd /opt/deployments/${params.BRANCH}
+                        
+                        echo '1. Остановка старого приложения...'
+                        docker stop app-backend 2>/dev/null || echo 'Контейнер не найден'
+                        docker rm app-backend 2>/dev/null || echo 'Контейнер не найден'
+                        
+                        echo '2. Удаление старых образов...'
+                        docker images --filter 'reference=*app*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'Нет образов для удаления'
+                        
+                        echo '3. Создание сети если нужно...'
+                        docker network create app-network 2>/dev/null || echo 'Сеть уже существует'
+                        
+                        echo '4. Запуск инфраструктуры...'
+                        docker-compose up -d db storage
+                        
+                        echo '5. Ожидание PostgreSQL...'
+                        sleep 10
+                        
+                        echo '6. Сборка нового образа приложения...'
+                        docker build --no-cache -t app-backend:latest .
+                        
+                        echo '7. Запуск приложения...'
+                        docker run -d \\
+                          --name app-backend \\
+                          --network app-network \\
+                          --network-alias app \\
+                          -p 80:8080 \\
+                          -v uploads_data:/data/uploads:rw \\
+                          -e POSTGRES_DB=no_copy_ \\
+                          -e POSTGRES_USER=$DB_USER \\
+                          -e POSTGRES_PASSWORD=$DB_PASSWORD \\
+                          -e POSTGRES_PORT=5432 \\
+                          -e POSTGRES_HOST=db \\
+                          --restart unless-stopped \\
+                          app-backend:latest
+                        
+                        echo '8. Запуск мониторинга...'
+                        docker-compose up -d grafana prometheus loki tempo alloy
+                        
+                        echo '9. Проверка...'
+                        sleep 5
+                        
+                        echo 'Статус контейнеров:'
+                        docker ps --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
+                        
+                        echo '10. Проверка health...'
+                        if curl -s -f http://localhost:80/health > /dev/null 2>&1; then
+                            echo 'Приложение работает'
+                            echo 'URL: http://${params.SERVER}:80'
+                        else
+                            echo 'Проверка health не удалась'
+                            docker logs app-backend --tail=20
+                        fi
+                    "
+                """
                     }
                 }
             }
diff --git a/init-scripts/01-init.sql b/init-scripts/01-init.sql
new file mode 100644
index 0000000..60bedbc
--- /dev/null
+++ b/init-scripts/01-init.sql
@@ -0,0 +1,19 @@
+DO $$
+BEGIN
+   IF NOT EXISTS (SELECT FROM pg_roles WHERE rolname = 'ncp_db') THEN
+      CREATE USER ncp_db WITH PASSWORD 'ncpDbApp';
+END IF;
+END
+$$;
+
+GRANT CONNECT ON DATABASE no_copy_ TO ncp_db;
+GRANT USAGE ON SCHEMA public TO ncp_db;
+
+GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO ncp_db;
+GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA public TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON TABLES TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON SEQUENCES TO ncp_db;
\ No newline at end of file
diff --git a/src/main/java/ru/soune/nocopy/configuration/HandlerConfig.java b/src/main/java/ru/soune/nocopy/configuration/HandlerConfig.java
index 4ba97da..d8cba33 100644
--- a/src/main/java/ru/soune/nocopy/configuration/HandlerConfig.java
+++ b/src/main/java/ru/soune/nocopy/configuration/HandlerConfig.java
@@ -17,6 +17,7 @@ public class HandlerConfig {
             FileUploadHandler upload,
             FileEntityHandler file,
             LogoutRequestHandler logoutHandler,
+            ImageFoundRequestHandler imageFoundRequestHandler,
             AuthRequestHandler authRequestHandler
     ) {
         Map<Integer, RequestHandler> map = new HashMap<>();
@@ -25,6 +26,7 @@ public class HandlerConfig {
         map.put(20004, upload);
         map.put(20005, file);
         map.put(20006, logoutHandler);
+        map.put(20007, imageFoundRequestHandler);
         map.put(20008, authRequestHandler);
 
         return map;
diff --git a/src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java b/src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java
index 99c5c00..db00da1 100644
--- a/src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java
+++ b/src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java
@@ -35,6 +35,8 @@ public class JacksonConfig {
 
         mapper.registerModule(javaTimeModule);
         mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+        mapper.configure(com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        mapper.enable(SerializationFeature.INDENT_OUTPUT);
 
         return mapper;
     }
diff --git a/src/main/java/ru/soune/nocopy/dto/BaseRequest.java b/src/main/java/ru/soune/nocopy/dto/BaseRequest.java
index b02ad8c..684e79a 100644
--- a/src/main/java/ru/soune/nocopy/dto/BaseRequest.java
+++ b/src/main/java/ru/soune/nocopy/dto/BaseRequest.java
@@ -1,9 +1,11 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Data;
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class BaseRequest {
     @JsonProperty("version")
     Integer version;
diff --git a/src/main/java/ru/soune/nocopy/dto/BaseResponse.java b/src/main/java/ru/soune/nocopy/dto/BaseResponse.java
index b60419a..75f1543 100644
--- a/src/main/java/ru/soune/nocopy/dto/BaseResponse.java
+++ b/src/main/java/ru/soune/nocopy/dto/BaseResponse.java
@@ -1,11 +1,13 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 
 @Data
 @AllArgsConstructor
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class BaseResponse {
     @JsonProperty("msg_id")
     private Integer msgId;
diff --git a/src/main/java/ru/soune/nocopy/dto/LoginRequest.java b/src/main/java/ru/soune/nocopy/dto/LoginRequest.java
index d64fa8b..b0548bc 100644
--- a/src/main/java/ru/soune/nocopy/dto/LoginRequest.java
+++ b/src/main/java/ru/soune/nocopy/dto/LoginRequest.java
@@ -1,5 +1,6 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.Size;
@@ -10,6 +11,7 @@ import lombok.NoArgsConstructor;
 @Data
 @AllArgsConstructor
 @NoArgsConstructor
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class LoginRequest {
 
     @NotBlank(message = "error.not.blank") @Email(message = "error.not.email") @Size(max = 128)
diff --git a/src/main/java/ru/soune/nocopy/dto/MessageCode.java b/src/main/java/ru/soune/nocopy/dto/MessageCode.java
index 36d8d9f..2ca1b96 100644
--- a/src/main/java/ru/soune/nocopy/dto/MessageCode.java
+++ b/src/main/java/ru/soune/nocopy/dto/MessageCode.java
@@ -10,6 +10,7 @@ public enum MessageCode {
     FILE_UPLOAD_ERROR(2, "File upload error"),
     FILE_DOWNLOAD_ERROR(2, "File download error"),
     FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD(2, "Not correct field"),
+    IMAGE_FOUND_ERROR(2, "Image found error"),
     INVALID_JSON_BODY(2, "Invalid fields in JSON object"),
     INCOMPLETE_UPLOAD(2, "Not load all chunks"),
     MSG_ID_NOT_FOUND(4, "Message id not found"),
diff --git a/src/main/java/ru/soune/nocopy/dto/RegRequest.java b/src/main/java/ru/soune/nocopy/dto/RegRequest.java
index e08f404..d7adfea 100644
--- a/src/main/java/ru/soune/nocopy/dto/RegRequest.java
+++ b/src/main/java/ru/soune/nocopy/dto/RegRequest.java
@@ -1,10 +1,12 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.*;
 import lombok.Data;
 
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class RegRequest {
     @NotEmpty(message = "Full name is required")
     private String fullName;
diff --git a/src/main/java/ru/soune/nocopy/dto/UserRequest.java b/src/main/java/ru/soune/nocopy/dto/UserRequest.java
index c5f1662..91f7379 100644
--- a/src/main/java/ru/soune/nocopy/dto/UserRequest.java
+++ b/src/main/java/ru/soune/nocopy/dto/UserRequest.java
@@ -10,6 +10,7 @@ import ru.soune.nocopy.entity.GenderType;
 import java.time.LocalDate;
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class UserRequest {
     @Size(min = 2)
     private String fullName;
diff --git a/src/main/java/ru/soune/nocopy/dto/file/ImageSearchRequest.java b/src/main/java/ru/soune/nocopy/dto/file/ImageSearchRequest.java
new file mode 100644
index 0000000..f943989
--- /dev/null
+++ b/src/main/java/ru/soune/nocopy/dto/file/ImageSearchRequest.java
@@ -0,0 +1,10 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+@Data
+public class ImageSearchRequest {
+    @JsonProperty("file_id")
+    private String fileId;
+}
diff --git a/src/main/java/ru/soune/nocopy/dto/file/YandexSearchResponse.java b/src/main/java/ru/soune/nocopy/dto/file/YandexSearchResponse.java
new file mode 100644
index 0000000..760440f
--- /dev/null
+++ b/src/main/java/ru/soune/nocopy/dto/file/YandexSearchResponse.java
@@ -0,0 +1,36 @@
+package ru.soune.nocopy.dto.file;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+import java.util.List;
+
+@Data
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class YandexSearchResponse {
+
+    @JsonProperty("images")
+    private List<ImageResult> images;
+
+    @Data
+    @JsonIgnoreProperties(ignoreUnknown = true)
+    public static class ImageResult {
+        @JsonProperty("url")
+        private String url;
+
+        @JsonProperty("pageUrl")
+        private String pageUrl;
+
+        @JsonProperty("pageTitle")
+        private String pageTitle;
+
+        @JsonProperty("width")
+        private Integer width;
+
+        @JsonProperty("height")
+        private Integer height;
+
+        @JsonProperty("host")
+        private String host;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java b/src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java
index a869f40..4676310 100644
--- a/src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java
+++ b/src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java
@@ -61,7 +61,8 @@ public class FileEntityHandler implements RequestHandler {
                             .action(action)
                             .availableActions(Arrays.asList(
                                     "file_info", "file_by_session", "user_files",
-                                    "search_files", "storage_usage", "delete_file"))
+                                    "search_files", "storage_usage", "delete_file",
+                                    "user_files_info"))
                             .build();
 
                     return new BaseResponse(request.getMsgId(),
diff --git a/src/main/java/ru/soune/nocopy/handler/ImageFoundRequestHandler.java b/src/main/java/ru/soune/nocopy/handler/ImageFoundRequestHandler.java
new file mode 100644
index 0000000..3d13d4a
--- /dev/null
+++ b/src/main/java/ru/soune/nocopy/handler/ImageFoundRequestHandler.java
@@ -0,0 +1,36 @@
+package ru.soune.nocopy.handler;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import ru.soune.nocopy.dto.BaseRequest;
+import ru.soune.nocopy.dto.BaseResponse;
+import ru.soune.nocopy.dto.MessageCode;
+import ru.soune.nocopy.dto.file.ImageSearchRequest;
+import ru.soune.nocopy.dto.file.YandexSearchResponse;
+import ru.soune.nocopy.service.YandexSearchService;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class ImageFoundRequestHandler implements RequestHandler {
+
+    private final ObjectMapper objectMapper;
+
+    private final YandexSearchService yandexSearchService;
+
+    @Override
+    public BaseResponse handle(BaseRequest request) throws Exception {
+        ImageSearchRequest imageSearchRequest = objectMapper.convertValue(request.getMessageBody(),
+                ImageSearchRequest.class);
+
+        String fileId = imageSearchRequest.getFileId();
+
+        YandexSearchResponse response = yandexSearchService.searchByFileEntity(fileId);
+
+        return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
+                MessageCode.SUCCESS.getDescription(), response);
+    }
+}
diff --git a/src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java b/src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java
index f3dbda7..e01df8e 100644
--- a/src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java
+++ b/src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java
@@ -13,7 +13,7 @@ import java.util.*;
 
 @Component
 public class RegRequestValidator implements Validator {
-    private static final String COMPANY_REGEX = "^[a-zA-Zа-яА-ЯёЁ0-9\\s\\-&.,'()]{0,200}$";
+    private static final String COMPANY_REGEX = "^[a-zA-Zа-яА-ЯёЁ0-9\\s\\-&.,'()\"\"«»„‟”“”‘'’‹›❛❜❝❞〝〞〟]{1,200}$";
 
     private static final String NAME_REGEX = "^[a-zA-Zа-яА-ЯёЁ\\s\\-'.]{2,100}$";
 
@@ -74,21 +74,6 @@ public class RegRequestValidator implements Validator {
             errors.rejectValue("companyName", "companyName.invalid.chars",
                     "Company name contains invalid characters");
         }
-
-        validateForbiddenWords(trimmedCompany, "companyName", errors,
-                Arrays.asList("admin", "root", "system", "test"));
-    }
-
-    private void validateForbiddenWords(String text, String fieldName,
-                                        Errors errors, List<String> forbiddenWords) {
-        String lowerText = text.toLowerCase();
-        for (String word : forbiddenWords) {
-            if (lowerText.contains(word)) {
-                errors.rejectValue(fieldName, fieldName + ".forbidden.word",
-                        "Contains forbidden word: " + word);
-                break;
-            }
-        }
     }
 
     private void validateEmail(String email, Errors errors) {
diff --git a/src/main/java/ru/soune/nocopy/repository/FileEntityRepository.java b/src/main/java/ru/soune/nocopy/repository/FileEntityRepository.java
index 3ee41cb..3214e9d 100644
--- a/src/main/java/ru/soune/nocopy/repository/FileEntityRepository.java
+++ b/src/main/java/ru/soune/nocopy/repository/FileEntityRepository.java
@@ -14,6 +14,7 @@ import java.util.Optional;
 public interface FileEntityRepository extends JpaRepository<FileEntity, String> {
 
     List<FileEntity> findByUserId(Long userId);
+    Optional<FileEntity> findByUserIdAndChecksum(Long userId,  String imageHash);
 
     List<FileEntity> findByUserIdAndStatus(Long userId, FileStatus status);
 
diff --git a/src/main/java/ru/soune/nocopy/service/YandexSearchService.java b/src/main/java/ru/soune/nocopy/service/YandexSearchService.java
new file mode 100644
index 0000000..d0f4710
--- /dev/null
+++ b/src/main/java/ru/soune/nocopy/service/YandexSearchService.java
@@ -0,0 +1,162 @@
+package ru.soune.nocopy.service;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import jakarta.annotation.PostConstruct;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import ru.soune.nocopy.dto.BaseResponse;
+import ru.soune.nocopy.dto.MessageCode;
+import ru.soune.nocopy.dto.file.YandexSearchResponse;
+import ru.soune.nocopy.entity.file.FileEntity;
+import ru.soune.nocopy.exception.FileEntityNotFoundException;
+import ru.soune.nocopy.exception.NotValidFieldException;
+import ru.soune.nocopy.repository.FileEntityRepository;
+
+import java.io.*;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Base64;
+import java.util.Map;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class YandexSearchService {
+    private final FileEntityRepository fileEntityRepository;
+
+    private final ObjectMapper objectMapper;
+
+    @Value("${yandex.api-key}")
+    private String apiKey;
+
+    @Value("${yandex.folder-id}")
+    private String folderId;
+
+    @Value("${yandex.search-url}")
+    private String searchUrl;
+
+    @PostConstruct
+    public void init() {
+        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        objectMapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);
+    }
+
+    public YandexSearchResponse searchByFileEntity(String fileId) throws IOException {
+        FileEntity fileEntity = fileEntityRepository.findById(fileId)
+                .orElseThrow(() -> {
+                    throw new NotValidFieldException("File not found", new BaseResponse(20007,
+                            MessageCode.FILE_NOT_FOUND.getCode(), MessageCode.FILE_NOT_FOUND.getDescription(),
+                            Map.of("fileId",fileId)));
+                });
+        byte[] fileBytes;
+
+        if (!isImageFile(fileEntity)) {
+            log.error("File not image: {}", fileEntity.getMimeType());
+            throw new NotValidFieldException("File not image", new BaseResponse(20007,
+                    MessageCode.INVALID_FIELD.getCode(), MessageCode.INVALID_FIELD.getDescription(),
+                    Map.of("file_type", fileEntity.getMimeType())));
+        }
+
+        try {
+            fileBytes = readFileFromDisk(fileEntity);
+        } catch (IOException e) {
+            throw new NotValidFieldException("File not found or cannot read file", new BaseResponse(20007,
+                    MessageCode.FILE_NOT_FOUND.getCode(), MessageCode.FILE_NOT_FOUND.getDescription(),
+                    Map.of("fileId", fileId,
+                            "filePath", fileEntity.getFilePath())));
+        }
+
+        return callYandexApi(fileBytes);
+    }
+
+    private boolean isImageFile(FileEntity fileEntity) {
+        String mimeType = fileEntity.getMimeType();
+        return mimeType != null && mimeType.startsWith("image");
+    }
+
+    private byte[] readFileFromDisk(FileEntity fileEntity) throws IOException {
+        Path filePath = Path.of(fileEntity.getFilePath());
+
+        if (!Files.exists(filePath)) {
+            throw new IOException("File not found: " + fileEntity.getFilePath());
+        }
+
+        if (!Files.isReadable(filePath)) {
+            throw new IOException("Cannot read file: " + fileEntity.getFilePath());
+        }
+
+        return Files.readAllBytes(filePath);
+    }
+
+    private YandexSearchResponse callYandexApi(byte[] imageBytes) throws IOException {
+        String imageBase64 = Base64.getEncoder().encodeToString(imageBytes);
+        String jsonRequest = String.format("{\"folderId\":\"%s\",\"data\":\"%s\",\"page\":0,\"showSimilarImages\":true}",
+                folderId, imageBase64);
+
+        URL url = new URL(searchUrl);
+        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+
+        try {
+            connection.setRequestMethod("POST");
+            connection.setRequestProperty("Authorization", "Api-Key " + apiKey);
+            connection.setRequestProperty("Content-Type", "application/json");
+            connection.setRequestProperty("Accept", "application/json");
+            connection.setConnectTimeout(30000);
+            connection.setReadTimeout(30000);
+            connection.setDoOutput(true);
+
+            try (OutputStream os = connection.getOutputStream()) {
+                byte[] input = jsonRequest.getBytes("utf-8");
+                os.write(input, 0, input.length);
+                os.flush();
+            }
+
+            int responseCode = connection.getResponseCode();
+
+            String responseBody;
+            if (responseCode == HttpURLConnection.HTTP_OK) {
+                try (BufferedReader br = new BufferedReader(
+                        new InputStreamReader(connection.getInputStream(), "utf-8"))) {
+                    responseBody = readAll(br);
+                }
+            } else {
+                try (BufferedReader br = new BufferedReader(
+                        new InputStreamReader(connection.getErrorStream(), "utf-8"))) {
+                    responseBody = readAll(br);
+                }
+                throw new IOException("Error Yandex API: " + responseCode + " - " + responseBody);
+            }
+
+            return parseJsonResponse(responseBody);
+
+        } finally {
+            connection.disconnect();
+        }
+    }
+
+    private String readAll(BufferedReader reader) throws IOException {
+        StringBuilder sb = new StringBuilder();
+        String line;
+        while ((line = reader.readLine()) != null) {
+            sb.append(line);
+        }
+        return sb.toString();
+    }
+
+    private YandexSearchResponse parseJsonResponse(String json) {
+        YandexSearchResponse response = null;
+        try {
+            response = objectMapper.readValue(json, YandexSearchResponse.class);
+        } catch (JsonProcessingException e) {
+                throw new RuntimeException(e);
+        }
+
+        return response;
+    }
+}
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 8122079..6a0fef0 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -24,8 +24,6 @@ spring:
 file:
   storage:
     base-path: ${FILE_STORAGE_PATH:/data/uploads}
-    #    chunk-size: ${FILE_CHUNK_SIZE:5242880}  # 5MB
-#    chunk-size: ${FILE_CHUNK_SIZE:1048576}  # 1MB
     chunk-size: ${FILE_CHUNK_SIZE:1000000}  # 1MB
     max-file-size: ${MAX_FILE_SIZE:10737418240}  # 10GB
     max-retry-attempts: ${MAX_RETRY_ATTEMPTS:3}
@@ -52,4 +50,9 @@ logging:
   file:
     name: logs/application.log
   pattern:
-    console: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
\ No newline at end of file
+    console: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
+
+yandex:
+  api-key: ${YANDEX_API_KEY:AQVNyaVaUmgUb1GMCtf5zSEqFxy0woXrcMOOB43q}
+  folder-id: ${YANDEX_FOLDER_ID:b1gokpdbm6qfpsou8pcd}
+  search-url: ${YANDEX_SEARCH_URL:https://searchapi.api.cloud.yandex.net/v2/image/search_by_image}
\ No newline at end of file