diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 2f6e982ba..7931bc311 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -61,6 +61,9 @@ jobs:
           devscripts \
           qttools5-dev \
           qttools5-dev-tools \
+          libnotify-dev \
+          libglib2.0-dev \
+          libgdk-pixbuf2.0-dev \
           && rm -rf /var/lib/apt/lists'
 
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
diff --git a/.github/workflows/job-test-linux-ubuntu.yml b/.github/workflows/job-test-linux-ubuntu.yml
index 44b3036ce..beec526f3 100644
--- a/.github/workflows/job-test-linux-ubuntu.yml
+++ b/.github/workflows/job-test-linux-ubuntu.yml
@@ -16,7 +16,6 @@ jobs:
       matrix:
         include:
           - distro: ubuntu20.04
-          - distro: ubuntu19.10
           - distro: ubuntu21.04
 #          - distro: ubuntu18.04 #Need to install git 2.18+
 #          - distro: ubuntu16.04 #Need to install git 2.18+
@@ -35,4 +34,4 @@ jobs:
         make -j
 
     - name: Run unit test
-      run: ./build/bin/unittests
\ No newline at end of file
+      run: ./build/bin/unittests
diff --git a/ChangeLog b/ChangeLog
index 5387415a6..69084b7d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -11,6 +11,7 @@ Bug fixes:
 - #7036 Fix tray icon not changing theme on Big Sur
 - #7046 Fix MacOS 10.13 build
 - #7049 Scroll doesn't work in case of macOS is server
+- #7055 Add secure input notification on Linux
 - #7052 Add secure input notification on Windows
 - #7047 Fix prevent sleep option on Mac and Windows
 
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 3a829137c..b2eee7c3e 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -19,10 +19,6 @@ jobs:
           image: symless/synergy-core:ubuntu18.04
           packager: deb
           name: ubuntu18
-        ubuntu1910:
-          image: symless/synergy-core:ubuntu19.10
-          packager: deb
-          name: ubuntu19
         ubuntu2004:
           image: symless/synergy-core:ubuntu20.04
           packager: deb
diff --git a/src/lib/synergy/CMakeLists.txt b/src/lib/synergy/CMakeLists.txt
index 3819b591b..7bb4aed17 100644
--- a/src/lib/synergy/CMakeLists.txt
+++ b/src/lib/synergy/CMakeLists.txt
@@ -39,4 +39,14 @@ add_library(synlib STATIC ${sources})
 
 if (UNIX)
     target_link_libraries(synlib arch client ipc net base platform mt server)
-endif()
\ No newline at end of file
+    if (NOT APPLE)
+        find_package(PkgConfig REQUIRED)
+        pkg_check_modules(lib_glib REQUIRED IMPORTED_TARGET glib-2.0)
+        pkg_search_module( PC_GDKPIXBUF gdk-pixbuf-2.0 )
+        include_directories(${PC_GDKPIXBUF_INCLUDE_DIRS})
+        pkg_check_modules(lib_gdkpixbuf REQUIRED IMPORTED_TARGET gdk-pixbuf-2.0 )
+        pkg_check_modules(lib_notify REQUIRED IMPORTED_TARGET libnotify)
+        target_link_libraries(synlib PkgConfig::lib_glib PkgConfig::lib_gdkpixbuf PkgConfig::lib_notify)
+    endif()
+endif()
+
diff --git a/src/lib/synergy/unix/AppUtilUnix.cpp b/src/lib/synergy/unix/AppUtilUnix.cpp
index 7c2adec4d..067583c5c 100644
--- a/src/lib/synergy/unix/AppUtilUnix.cpp
+++ b/src/lib/synergy/unix/AppUtilUnix.cpp
@@ -21,6 +21,10 @@
 #include "base/Log.h"
 #include "base/log_outputters.h"
 
+#if WINAPI_XWINDOWS
+#include <libnotify/notify.h>
+#endif
+
 AppUtilUnix::AppUtilUnix(IEventQueue* events)
 {
 }
@@ -52,6 +56,27 @@ AppUtilUnix::showNotification(const String & title, const String & text) const
 {
     LOG((CLOG_DEBUG "Showing notification. Title: \"%s\". Text: \"%s\"", title.c_str(), text.c_str()));
 #if WINAPI_XWINDOWS
+    if (!notify_init("Synergy"))
+    {
+        LOG((CLOG_INFO "Failed to initialize libnotify"));
+        return;
+    }
+
+    auto notification = notify_notification_new (title.c_str(), text.c_str(), nullptr);
+    if (notification == nullptr)
+    {
+        LOG((CLOG_INFO "Failed to create notification"));
+        return;
+    }
+    notify_notification_set_timeout(notification, 10000);
+
+    if (!notify_notification_show(notification, nullptr))
+    {
+        LOG((CLOG_INFO "Failed to show notification"));
+    }
+
+    g_object_unref(G_OBJECT(notification));
+    notify_uninit();
 
 #elif WINAPI_CARBON
     // synergys and synergyc are not allowed to send native notifications on MacOS