diff --git a/src/Symfony/Component/Security/CHANGELOG.md b/src/Symfony/Component/Security/CHANGELOG.md
index 2b601a575f..f202692929 100644
--- a/src/Symfony/Component/Security/CHANGELOG.md
+++ b/src/Symfony/Component/Security/CHANGELOG.md
@@ -6,6 +6,10 @@ CHANGELOG
 
  * deprecated `getKey()` of the `AnonymousToken`, `RememberMeToken` and `AbstractRememberMeServices` classes
    in favor of `getSecret()`.
+ * deprecated `Symfony\Component\Security\Core\Authentication\SimplePreAuthenticatorInterface`, use
+   `Symfony\Component\Security\Http\Authentication\SimplePreAuthenticatorInterface` instead
+ * deprecated `Symfony\Component\Security\Core\Authentication\SimpleFormAuthenticatorInterface`, use
+   `Symfony\Component\Security\Http\Authentication\SimpleFormAuthenticatorInterface` instead
 
 2.7.0
 -----
diff --git a/src/Symfony/Component/Security/Core/Authentication/SimpleFormAuthenticatorInterface.php b/src/Symfony/Component/Security/Core/Authentication/SimpleFormAuthenticatorInterface.php
index 95ee881c18..ae2b58b19f 100644
--- a/src/Symfony/Component/Security/Core/Authentication/SimpleFormAuthenticatorInterface.php
+++ b/src/Symfony/Component/Security/Core/Authentication/SimpleFormAuthenticatorInterface.php
@@ -14,6 +14,8 @@ namespace Symfony\Component\Security\Core\Authentication;
 use Symfony\Component\HttpFoundation\Request;
 
 /**
+ * @deprecated Deprecated since version 2.8, to be removed in 3.0. Use the same interface from Security\Http\Authentication instead.
+ *
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
 interface SimpleFormAuthenticatorInterface extends SimpleAuthenticatorInterface
diff --git a/src/Symfony/Component/Security/Core/Authentication/SimplePreAuthenticatorInterface.php b/src/Symfony/Component/Security/Core/Authentication/SimplePreAuthenticatorInterface.php
index 6164e7d986..c01f064765 100644
--- a/src/Symfony/Component/Security/Core/Authentication/SimplePreAuthenticatorInterface.php
+++ b/src/Symfony/Component/Security/Core/Authentication/SimplePreAuthenticatorInterface.php
@@ -14,6 +14,8 @@ namespace Symfony\Component\Security\Core\Authentication;
 use Symfony\Component\HttpFoundation\Request;
 
 /**
+ * @deprecated Since version 2.8, to be removed in 3.0. Use the same interface from Security\Http\Authentication instead.
+ *
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
 interface SimplePreAuthenticatorInterface extends SimpleAuthenticatorInterface
diff --git a/src/Symfony/Component/Security/Http/Authentication/SimpleFormAuthenticatorInterface.php b/src/Symfony/Component/Security/Http/Authentication/SimpleFormAuthenticatorInterface.php
new file mode 100644
index 0000000000..112688c97c
--- /dev/null
+++ b/src/Symfony/Component/Security/Http/Authentication/SimpleFormAuthenticatorInterface.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Http\Authentication;
+
+use Symfony\Component\Security\Core\Authentication\SimpleFormAuthenticatorInterface as BaseSimpleFormAuthenticatorInterface;
+
+/**
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ */
+interface SimpleFormAuthenticatorInterface extends BaseSimpleFormAuthenticatorInterface
+{
+}
diff --git a/src/Symfony/Component/Security/Http/Authentication/SimplePreAuthenticatorInterface.php b/src/Symfony/Component/Security/Http/Authentication/SimplePreAuthenticatorInterface.php
new file mode 100644
index 0000000000..afa8049508
--- /dev/null
+++ b/src/Symfony/Component/Security/Http/Authentication/SimplePreAuthenticatorInterface.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Http\Authentication;
+
+use Symfony\Component\Security\Core\Authentication\SimplePreAuthenticatorInterface as BaseSimplePreAuthenticatorInterface;
+
+/**
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ */
+interface SimplePreAuthenticatorInterface extends BaseSimplePreAuthenticatorInterface
+{
+}