diff --git a/webapp/packages/plugin-connection-template/src/ConnectionDialog/ConnectionController.ts b/webapp/packages/plugin-connection-template/src/ConnectionDialog/ConnectionController.ts
index c7babaf3d6..aa66dd6c37 100644
--- a/webapp/packages/plugin-connection-template/src/ConnectionDialog/ConnectionController.ts
+++ b/webapp/packages/plugin-connection-template/src/ConnectionDialog/ConnectionController.ts
@@ -172,7 +172,6 @@ export class ConnectionController
           authType: handler.authType,
           userName: handler.userName,
           password: handler.password,
-          key: handler.key,
           savePassword: handler.savePassword,
         });
       }
diff --git a/webapp/packages/plugin-connections/src/ConnectionAuthentication/NetworkHandlerAuthForm.tsx b/webapp/packages/plugin-connections/src/ConnectionAuthentication/NetworkHandlerAuthForm.tsx
index 8846d7815f..68ad8ab686 100644
--- a/webapp/packages/plugin-connections/src/ConnectionAuthentication/NetworkHandlerAuthForm.tsx
+++ b/webapp/packages/plugin-connections/src/ConnectionAuthentication/NetworkHandlerAuthForm.tsx
@@ -9,12 +9,11 @@
 import { observer } from 'mobx-react-lite';
 import styled from 'reshadow';
 
-import { BASE_CONTAINERS_STYLES, Button, FieldCheckbox, GroupItem, GroupTitle, InputField, Textarea, UploadArea, useMapResource } from '@cloudbeaver/core-blocks';
+import { BASE_CONTAINERS_STYLES, FieldCheckbox, GroupTitle, InputField, useMapResource } from '@cloudbeaver/core-blocks';
 import { NetworkHandlerResource } from '@cloudbeaver/core-connections';
 import { useTranslate } from '@cloudbeaver/core-localization';
 import { NetworkHandlerAuthType, NetworkHandlerConfigInput } from '@cloudbeaver/core-sdk';
 import { useStyles } from '@cloudbeaver/core-theming';
-import { getTextFileReadingProcess } from '@cloudbeaver/core-utils';
 
 interface Props {
   id: string;
@@ -38,22 +37,6 @@ export const NetworkHandlerAuthForm = observer<Props>(function NetworkHandlerAut
   }
 
   const state = networkHandlersConfig.find(state => state.id === id)!;
-
-  const handleKeyUpload = async (event: React.ChangeEvent<HTMLInputElement>) => {
-    const file = event.target.files?.[0];
-
-    if (!file) {
-      throw new Error('File is not found');
-    }
-
-    const process = getTextFileReadingProcess(file);
-    const key = await process.promise;
-
-    if (key) {
-      state.key = key;
-    }
-  };
-
   const keyAuth = state.authType === NetworkHandlerAuthType.PublicKey;
   const passwordLabel = keyAuth ? 'Passphrase' : translate(`connections_network_handler_${id}_password`, 'connections_network_handler_default_password');
 
@@ -78,32 +61,6 @@ export const NetworkHandlerAuthForm = observer<Props>(function NetworkHandlerAut
       >
         {passwordLabel}
       </InputField>
-      {keyAuth && (
-        <>
-          <Textarea
-            name='key'
-            state={state}
-            disabled={disabled}
-          >
-            {translate('connections_network_handler_ssh_tunnel_private_key')}
-          </Textarea>
-          <GroupItem>
-            <UploadArea
-              accept='.txt, .ssh'
-              reset
-              disabled={disabled}
-              onChange={handleKeyUpload}
-            >
-              <Button
-                tag='div'
-                mod={['outlined']}
-              >
-                {translate('ui_file')}
-              </Button>
-            </UploadArea>
-          </GroupItem>
-        </>
-      )}
       {allowSaveCredentials && (
         <FieldCheckbox
           id={id + ' savePassword'}
diff --git a/webapp/packages/plugin-connections/src/ConnectionForm/SSH/ConnectionSSHTabService.ts b/webapp/packages/plugin-connections/src/ConnectionForm/SSH/ConnectionSSHTabService.ts
index 12cacd0112..8faa717661 100644
--- a/webapp/packages/plugin-connections/src/ConnectionForm/SSH/ConnectionSSHTabService.ts
+++ b/webapp/packages/plugin-connections/src/ConnectionForm/SSH/ConnectionSSHTabService.ts
@@ -119,6 +119,10 @@ export class ConnectionSSHTabService extends Bootstrap {
 
     for (const handler of config.networkHandlersConfig) {
       if (handler.enabled && this.isChanged(handler, info)) {
+        if (handler.authType === NetworkHandlerAuthType.PublicKey && !handler.key?.length) {
+          validation.error("Field SSH 'Private key' can't be empty");
+        }
+
         if (handler.savePassword) {
           if (!handler.userName?.length) {
             validation.error("Field SSH 'User' can't be empty");
@@ -126,9 +130,6 @@ export class ConnectionSSHTabService extends Bootstrap {
           if (handler.authType === NetworkHandlerAuthType.Password && !handler.password?.length) {
             validation.error("Field SSH 'Password' can't be empty");
           }
-          if (handler.authType === NetworkHandlerAuthType.PublicKey && !handler.key?.length) {
-            validation.error("Field SSH 'Private key' can't be empty");
-          }
         }
 
         if (!handler.properties?.host?.length) {
@@ -160,7 +161,7 @@ export class ConnectionSSHTabService extends Bootstrap {
 
     for (const handler of state.config.networkHandlersConfig) {
       if (this.isChanged(handler, state.info)) {
-        configs.push({ ...handler });
+        configs.push({ ...handler, key: handler.authType === NetworkHandlerAuthType.PublicKey ? handler.key : undefined });
       }
       if (handler.enabled && !handler.savePassword) {
         credentialsState.requireNetworkHandler(handler.id);
diff --git a/webapp/packages/plugin-connections/src/DatabaseAuthDialog/DBAuthDialogController.ts b/webapp/packages/plugin-connections/src/DatabaseAuthDialog/DBAuthDialogController.ts
index f7a81f5729..daaa287083 100644
--- a/webapp/packages/plugin-connections/src/DatabaseAuthDialog/DBAuthDialogController.ts
+++ b/webapp/packages/plugin-connections/src/DatabaseAuthDialog/DBAuthDialogController.ts
@@ -125,7 +125,6 @@ export class DBAuthDialogController implements IInitializableController, IDestru
             authType: handler.authType,
             userName: handler.userName,
             password: handler.password,
-            key: handler.key,
             savePassword: handler.savePassword,
           });
         }