diff --git a/backend/src/main/java/ru/micord/ervu/security/LogoutSuccessHandler.java b/backend/src/main/java/ru/micord/ervu/security/LogoutSuccessHandler.java
index 9993b23..3867b41 100644
--- a/backend/src/main/java/ru/micord/ervu/security/LogoutSuccessHandler.java
+++ b/backend/src/main/java/ru/micord/ervu/security/LogoutSuccessHandler.java
@@ -25,9 +25,7 @@ public class LogoutSuccessHandler
   public void onLogoutSuccess(HttpServletRequest request, HttpServletResponse response,
                               Authentication authentication) throws IOException {
     String url = esiaAuthService.logout(request, response);
-    response.setStatus(HttpServletResponse.SC_OK);
-    response.getWriter().write(url);
-    response.getWriter().flush();
+    response.sendRedirect(url);
     CsrfToken csrfToken = this.csrfTokenRepository.generateToken(request);
     this.csrfTokenRepository.saveToken(csrfToken, request, response);
   }
diff --git a/backend/src/main/java/ru/micord/ervu/security/esia/service/EsiaAuthService.java b/backend/src/main/java/ru/micord/ervu/security/esia/service/EsiaAuthService.java
index f8ae592..671029d 100644
--- a/backend/src/main/java/ru/micord/ervu/security/esia/service/EsiaAuthService.java
+++ b/backend/src/main/java/ru/micord/ervu/security/esia/service/EsiaAuthService.java
@@ -13,7 +13,6 @@ import java.time.format.DateTimeFormatter;
 import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.UUID;
-import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
@@ -204,8 +203,7 @@ public class EsiaAuthService {
       Response ervuIdResponse = getErvuIdResponse(esiaAccessTokenStr);
       Token token = jwtTokenService.createAccessToken(esiaAccessToken.getSbj_id(), expiresIn, ervuIdResponse.getErvuId());
       int expiry = tokenResponse.getExpires_in().intValue();
-      Cookie accessCookie = securityHelper.createAccessCookie(token.getValue(), expiry);
-      response.addCookie(accessCookie);
+      securityHelper.addAccessCookies(response, token.getValue(), expiry);
       UsernamePasswordAuthenticationToken usernamePasswordAuthenticationToken =
           new UsernamePasswordAuthenticationToken(token.getUserAccountId(), null);
       SecurityContext context = SecurityContextHolder.createEmptyContext();
@@ -214,8 +212,6 @@ public class EsiaAuthService {
       authenticationManager.authenticate(jwtAuthentication);
       context.setAuthentication(jwtAuthentication);
       SecurityContextHolder.setContext(context);
-      Cookie authMarkerCookie = securityHelper.createAuthMarkerCookie("true", expiry);
-      response.addCookie(authMarkerCookie);
       return ResponseEntity.ok("Authentication successful");
     }
     catch (Exception e) {
@@ -281,8 +277,7 @@ public class EsiaAuthService {
       Response ervuIdResponse = getErvuIdResponse(esiaAccessTokenStr);
       Token token = jwtTokenService.createAccessToken(esiaAccessToken.getSbj_id(), expiresIn, ervuIdResponse.getErvuId());
       int expiry = tokenResponse.getExpires_in().intValue();
-      Cookie accessCookie = securityHelper.createAccessCookie(token.getValue(), expiry);
-      response.addCookie(accessCookie);
+      securityHelper.addAccessCookies(response, token.getValue(), expiry);
       UsernamePasswordAuthenticationToken usernamePasswordAuthenticationToken =
           new UsernamePasswordAuthenticationToken(token.getUserAccountId(), null);
       SecurityContext context = SecurityContextHolder.createEmptyContext();
@@ -291,8 +286,6 @@ public class EsiaAuthService {
       authenticationManager.authenticate(jwtAuthentication);
       context.setAuthentication(jwtAuthentication);
       SecurityContextHolder.setContext(context);
-      Cookie authMarkerCookie = securityHelper.createAuthMarkerCookie("true", expiry);
-      response.addCookie(authMarkerCookie);
     }
     catch (Exception e) {
       throw new RuntimeException(e);
diff --git a/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/helper/SecurityHelper.java b/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/helper/SecurityHelper.java
index 0a222c7..9c966f6 100644
--- a/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/helper/SecurityHelper.java
+++ b/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/helper/SecurityHelper.java
@@ -1,43 +1,89 @@
 package ru.micord.ervu.security.webbpm.jwt.helper;
 
-import javax.servlet.http.Cookie;
+import java.net.IDN;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import javax.annotation.PostConstruct;
+import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.beans.factory.annotation.Value;
-import ru.micord.ervu.security.webbpm.jwt.util.SecurityUtil;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.ResponseCookie;
+import org.springframework.web.context.request.RequestAttributes;
+import org.springframework.web.context.request.RequestContextHolder;
 
+import static org.springframework.web.context.request.RequestAttributes.REFERENCE_REQUEST;
 import static ru.micord.ervu.security.webbpm.jwt.util.SecurityUtil.AUTH_MARKER;
 import static ru.micord.ervu.security.webbpm.jwt.util.SecurityUtil.AUTH_TOKEN;
-import static ru.micord.ervu.security.webbpm.jwt.util.SecurityUtil.createCookie;
 
 public final class SecurityHelper {
   @Value("${cookie.path:#{null}}")
   private String accessCookiePath;
+  @Value("${cookie.domain:#{null}}")
+  private String accessCookieDomain;
+  @Value("${cookie.secure:false}")
+  private boolean accessCookieSecure;
+  @Value("${cookie.same.site:Lax}")
+  private String accessCookieSameSite;
+
+  @PostConstruct
+  private void init() {
+
+    if (accessCookieDomain != null) {
+      accessCookieDomain = IDN.toASCII(accessCookieDomain);
+    }
+  }
 
   public void clearAccessCookies(HttpServletResponse response) {
-    Cookie tokenCookie = createCookie(AUTH_TOKEN, null, null);
-    tokenCookie.setMaxAge(0);
-    tokenCookie.setPath(accessCookiePath);
-    tokenCookie.setHttpOnly(true);
-    response.addCookie(tokenCookie);
+    ResponseCookie emptyAuthToken = createCookie(AUTH_TOKEN, null, accessCookiePath)
+        .maxAge(0).build();
+    addResponseCookie(response, emptyAuthToken);
 
-    Cookie markerCookie = createCookie(AUTH_MARKER, null, null);
-    markerCookie.setMaxAge(0);
-    markerCookie.setPath("/");
-    response.addCookie(markerCookie);
+    ResponseCookie emptyAuthMarker = createCookie(AUTH_MARKER, null, "/")
+        .maxAge(0)
+        .secure(false)
+        .httpOnly(false)
+        .build();
+    addResponseCookie(response, emptyAuthMarker);
   }
 
-  public Cookie createAccessCookie(String cookieValue, int expiry) {
-    Cookie authToken = createCookie(SecurityUtil.AUTH_TOKEN, cookieValue, accessCookiePath);
-    authToken.setPath(accessCookiePath);
-    authToken.setMaxAge(expiry);
-    return authToken;
+  private void addResponseCookie(HttpServletResponse response, ResponseCookie cookie) {
+    response.addHeader(HttpHeaders.SET_COOKIE, cookie.toString());
   }
 
-  public Cookie createAuthMarkerCookie(String cookieValue, int expiry) {
-    Cookie marker = createCookie(AUTH_MARKER, cookieValue, "/");
-    marker.setMaxAge(expiry);
-    marker.setHttpOnly(false);
-    return marker;
+  public void addAccessCookies(HttpServletResponse response, String cookieValue, int expiry) {
+    ResponseCookie authTokenCookie = createCookie(AUTH_TOKEN, cookieValue, accessCookiePath)
+        .maxAge(expiry)
+        .build();
+    addResponseCookie(response, authTokenCookie);
+
+    ResponseCookie authMarker = createCookie(AUTH_MARKER, "true", "/")
+        .maxAge(expiry)
+        .secure(false)
+        .httpOnly(false)
+        .build();
+    addResponseCookie(response, authMarker);
+  }
+
+  public ResponseCookie.ResponseCookieBuilder createCookie(String name, String value, String path) {
+    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
+
+    if (requestAttributes == null) {
+      throw new IllegalStateException("Must be called only in request context");
+    }
+    HttpServletRequest request = (HttpServletRequest) requestAttributes.resolveReference(
+        REFERENCE_REQUEST);
+
+    if (request == null) {
+      throw new IllegalStateException("Must be called only in request context");
+    }
+    String cookieValue = value != null ? URLEncoder.encode(value, StandardCharsets.UTF_8) : "";
+    return ResponseCookie.from(name, cookieValue)
+        .path(path != null ? path : request.getContextPath())
+        .httpOnly(true)
+        .domain(accessCookieDomain)
+        .secure(accessCookieSecure)
+        .sameSite(accessCookieSameSite);
   }
 }
diff --git a/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/util/SecurityUtil.java b/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/util/SecurityUtil.java
index 69019f1..9dbc11a 100644
--- a/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/util/SecurityUtil.java
+++ b/backend/src/main/java/ru/micord/ervu/security/webbpm/jwt/util/SecurityUtil.java
@@ -23,24 +23,6 @@ public final class SecurityUtil {
     //empty
   }
 
-  public static Cookie createCookie(String name, String value, String path) {
-    String cookieValue = value != null ? URLEncoder.encode(value, StandardCharsets.UTF_8) : null;
-    Cookie cookie = new Cookie(name, cookieValue);
-    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
-    HttpServletRequest request = (HttpServletRequest) requestAttributes.resolveReference(
-        REFERENCE_REQUEST);
-
-    if (path != null) {
-      cookie.setPath(path);
-    }
-    else {
-      cookie.setPath(request.getContextPath());
-    }
-    cookie.setHttpOnly(true);
-
-    return cookie;
-  }
-
   public static String extractAuthToken(HttpServletRequest httpRequest) {
     Cookie cookie = WebUtils.getCookie(httpRequest, AUTH_TOKEN);
     return cookie != null ? cookie.getValue() : null;
diff --git a/frontend/index.webpack.html b/frontend/index.webpack.html
index 871a82c..8aac9d4 100644
--- a/frontend/index.webpack.html
+++ b/frontend/index.webpack.html
@@ -4,6 +4,11 @@
     <title>Личный кабинет физ.лица</title>
     <meta http-equiv="content-type" content="text/html; charset=UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
+<!--    <meta http-equiv="Content-Security-Policy"-->
+<!--          content="default-src 'self' 'unsafe-inline'; img-src https://* 'self' data:;">-->
+    <meta http-equiv="Content-Security-Policy"
+          content="frame-ancestors 'none'; default-src 'self'; style-src 'self'; script-src 'self';"/>
+    <meta name="referrer" content="strict-origin-when-cross-origin"/>
     <link rel="icon" type="image/png" href="src/resources/img/logo.png"/>
 </head>
 <body webbpm class="webbpm ervu_lkrp_fl">
diff --git a/frontend/src/resources/template/app/component/log_out.html b/frontend/src/resources/template/app/component/log_out.html
index f488796..a691d3f 100644
--- a/frontend/src/resources/template/app/component/log_out.html
+++ b/frontend/src/resources/template/app/component/log_out.html
@@ -1,6 +1,10 @@
 <button class="user-info" ngbDropdownToggle *ngIf="getIsAuth()">{{getUserFullname()}}</button>
 <div ngbDropdownMenu *ngIf="getIsAuth()">
     <a routerLink="/mydata" class="data">Мои данные</a>
-    <button ngbDropdownItem class="exit" (click)="logout()">Выйти</button>
+    <form ngbDropdownItem method="post" action="/esia/logout">
+        <button class="exit" type="submit">Выйти</button>
+    </form>
 </div>
-<button class="exit" *ngIf="!getIsAuth()" (click)="logout()">Выйти</button>
\ No newline at end of file
+<form method="post" action="/esia/logout">
+    <button class="exit" type="submit">Выйти</button>
+</form>