diff --git a/apps/web/src/components/pages/ACL.tsx b/apps/web/src/components/pages/ACL.tsx
index a3c964c..ffd37b5 100644
--- a/apps/web/src/components/pages/ACL.tsx
+++ b/apps/web/src/components/pages/ACL.tsx
@@ -1,6 +1,5 @@
 import { useState } from "react";
 import { Suspense } from "react";
-import { useTranslation } from "react-i18next";
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
@@ -14,6 +13,7 @@ import { Plus, Download, Upload, Trash2, Edit, Loader2, UserCog } from "lucide-r
 import { ACLRule } from "@/types";
 import { useToast } from "@/hooks/use-toast";
 import { SkeletonTable } from "@/components/ui/skeletons";
+import { ConfirmDialog } from "@/components/ui/confirm-dialog";
 import {
   useSuspenseAclRules,
   useCreateAclRule,
@@ -25,11 +25,11 @@ import {
 
 // Component for ACL rules table with suspense
 function AclRulesTable() {
-  const { t } = useTranslation();
   const { toast } = useToast();
   const { data: rules } = useSuspenseAclRules();
   const [isDialogOpen, setIsDialogOpen] = useState(false);
   const [editingRule, setEditingRule] = useState<ACLRule | null>(null);
+  const [ruleToDelete, setRuleToDelete] = useState<{ id: string; name: string } | null>(null);
 
   const createAclRule = useCreateAclRule();
   const updateAclRule = useUpdateAclRule();
@@ -117,10 +117,13 @@ function AclRulesTable() {
     setIsDialogOpen(true);
   };
 
-  const handleDelete = async (id: string) => {
+  const handleDelete = async () => {
+    if (!ruleToDelete) return;
+
     try {
-      await deleteAclRule.mutateAsync(id);
+      await deleteAclRule.mutateAsync(ruleToDelete.id);
       toast({ title: "Rule deleted successfully" });
+      setRuleToDelete(null);
     } catch (error: any) {
       toast({
         title: "Error deleting rule",
@@ -365,7 +368,11 @@ function AclRulesTable() {
                       <Button variant="ghost" size="sm" onClick={() => handleEdit(rule)}>
                         <Edit className="h-4 w-4" />
                       </Button>
-                      <Button variant="ghost" size="sm" onClick={() => handleDelete(rule.id)}>
+                      <Button 
+                        variant="ghost" 
+                        size="sm" 
+                        onClick={() => setRuleToDelete({ id: rule.id, name: rule.name })}
+                      >
                         <Trash2 className="h-4 w-4" />
                       </Button>
                     </TableCell>
@@ -376,6 +383,24 @@ function AclRulesTable() {
           </div>
         </CardContent>
       </Card>
+
+      <ConfirmDialog
+        open={!!ruleToDelete}
+        onOpenChange={(open) => !open && setRuleToDelete(null)}
+        title="Delete ACL Rule"
+        description={
+          <>
+            Are you sure you want to delete the rule <strong>{ruleToDelete?.name}</strong>?
+            <br />
+            This action cannot be undone and may affect access control to your domains.
+          </>
+        }
+        confirmText="Delete Rule"
+        cancelText="Cancel"
+        onConfirm={handleDelete}
+        isLoading={deleteAclRule.isPending}
+        variant="destructive"
+      />
     </>
   );
 }
diff --git a/apps/web/src/components/pages/Alerts.tsx b/apps/web/src/components/pages/Alerts.tsx
index 50ba30c..8388def 100644
--- a/apps/web/src/components/pages/Alerts.tsx
+++ b/apps/web/src/components/pages/Alerts.tsx
@@ -1,6 +1,5 @@
 import { useState } from "react";
 import { Suspense } from "react";
-import { useTranslation } from "react-i18next";
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
@@ -11,10 +10,10 @@ import { Label } from "@/components/ui/label";
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { Switch } from "@/components/ui/switch";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
-import { Plus, Send, Edit, Trash2, Mail, MessageSquare, Loader2, Bell } from "lucide-react";
-import { NotificationChannel, AlertRule } from "@/types";
+import { Plus, Send, Trash2, Mail, MessageSquare, Loader2, Bell } from "lucide-react";
 import { useToast } from "@/hooks/use-toast";
 import { SkeletonTable } from "@/components/ui/skeletons";
+import { ConfirmDialog } from "@/components/ui/confirm-dialog";
 import {
   useSuspenseNotificationChannels,
   useSuspenseAlertRules,
@@ -29,10 +28,10 @@ import {
 
 // Component for notification channels with suspense
 function NotificationChannelsTab() {
-  const { t } = useTranslation();
   const { toast } = useToast();
   const { data: channels } = useSuspenseNotificationChannels();
   const [isChannelDialogOpen, setIsChannelDialogOpen] = useState(false);
+  const [channelToDelete, setChannelToDelete] = useState<{ id: string; name: string } | null>(null);
 
   const createNotificationChannel = useCreateNotificationChannel();
   const updateNotificationChannel = useUpdateNotificationChannel();
@@ -101,10 +100,13 @@ function NotificationChannelsTab() {
     }
   };
 
-  const handleDeleteChannel = async (id: string) => {
+  const handleDeleteChannel = async () => {
+    if (!channelToDelete) return;
+
     try {
-      await deleteNotificationChannel.mutateAsync(id);
+      await deleteNotificationChannel.mutateAsync(channelToDelete.id);
       toast({ title: "Channel deleted successfully" });
+      setChannelToDelete(null);
     } catch (error: any) {
       toast({
         title: "Error deleting channel",
@@ -263,7 +265,11 @@ function NotificationChannelsTab() {
                     <Button variant="ghost" size="sm" onClick={() => handleTestNotification(channel.id)}>
                       <Send className="h-4 w-4" />
                     </Button>
-                    <Button variant="ghost" size="sm" onClick={() => handleDeleteChannel(channel.id)}>
+                    <Button 
+                      variant="ghost" 
+                      size="sm" 
+                      onClick={() => setChannelToDelete({ id: channel.id, name: channel.name })}
+                    >
                       <Trash2 className="h-4 w-4" />
                     </Button>
                   </TableCell>
@@ -272,6 +278,24 @@ function NotificationChannelsTab() {
             </TableBody>
           </Table>
         </div>
+
+        <ConfirmDialog
+          open={!!channelToDelete}
+          onOpenChange={(open) => !open && setChannelToDelete(null)}
+          title="Delete Notification Channel"
+          description={
+            <>
+              Are you sure you want to delete the channel <strong>{channelToDelete?.name}</strong>?
+              <br />
+              This action cannot be undone and all associated alert rules will be affected.
+            </>
+          }
+          confirmText="Delete Channel"
+          cancelText="Cancel"
+          onConfirm={handleDeleteChannel}
+          isLoading={deleteNotificationChannel.isPending}
+          variant="destructive"
+        />
       </CardContent>
     </Card>
   );
@@ -279,11 +303,11 @@ function NotificationChannelsTab() {
 
 // Component for alert rules with suspense
 function AlertRulesTab() {
-  const { t } = useTranslation();
   const { toast } = useToast();
   const { data: channels } = useSuspenseNotificationChannels();
   const { data: alertRules } = useSuspenseAlertRules();
   const [isRuleDialogOpen, setIsRuleDialogOpen] = useState(false);
+  const [ruleToDelete, setRuleToDelete] = useState<{ id: string; name: string } | null>(null);
 
   const createAlertRule = useCreateAlertRule();
   const updateAlertRule = useUpdateAlertRule();
@@ -390,10 +414,13 @@ function AlertRulesTab() {
     });
   };
 
-  const handleDeleteRule = async (id: string) => {
+  const handleDeleteRule = async () => {
+    if (!ruleToDelete) return;
+
     try {
-      await deleteAlertRule.mutateAsync(id);
+      await deleteAlertRule.mutateAsync(ruleToDelete.id);
       toast({ title: "Rule deleted successfully" });
+      setRuleToDelete(null);
     } catch (error: any) {
       toast({
         title: "Error deleting rule",
@@ -624,7 +651,11 @@ function AlertRulesTab() {
                     />
                   </TableCell>
                   <TableCell className="text-right space-x-2">
-                    <Button variant="ghost" size="sm" onClick={() => handleDeleteRule(rule.id)}>
+                    <Button 
+                      variant="ghost" 
+                      size="sm" 
+                      onClick={() => setRuleToDelete({ id: rule.id, name: rule.name })}
+                    >
                       <Trash2 className="h-4 w-4" />
                     </Button>
                   </TableCell>
@@ -633,6 +664,24 @@ function AlertRulesTab() {
             </TableBody>
           </Table>
         </div>
+
+        <ConfirmDialog
+          open={!!ruleToDelete}
+          onOpenChange={(open) => !open && setRuleToDelete(null)}
+          title="Delete Alert Rule"
+          description={
+            <>
+              Are you sure you want to delete the rule <strong>{ruleToDelete?.name}</strong>?
+              <br />
+              This action cannot be undone and you will stop receiving alerts for this condition.
+            </>
+          }
+          confirmText="Delete Rule"
+          cancelText="Cancel"
+          onConfirm={handleDeleteRule}
+          isLoading={deleteAlertRule.isPending}
+          variant="destructive"
+        />
       </CardContent>
     </Card>
   );
diff --git a/apps/web/src/components/pages/SSLTable.tsx b/apps/web/src/components/pages/SSLTable.tsx
index 2e796b4..c99a950 100644
--- a/apps/web/src/components/pages/SSLTable.tsx
+++ b/apps/web/src/components/pages/SSLTable.tsx
@@ -14,13 +14,26 @@ import {
 } from '@/components/ui/table';
 import { AlertTriangle, CheckCircle2, RefreshCw, Trash2 } from 'lucide-react';
 import { toast } from 'sonner';
-import { SSLCertificate } from '@/types';
+import { ConfirmDialog } from '@/components/ui/confirm-dialog';
 
 export function SSLTable() {
   const [renewingId, setRenewingId] = useState<string | null>(null);
   const { data: certificates } = useSuspenseSSLCertificates();
   const renewMutation = useRenewSSLCertificate();
   const deleteMutation = useDeleteSSLCertificate();
+  const [confirmDialog, setConfirmDialog] = useState<{
+    open: boolean;
+    title: string;
+    description: string;
+    onConfirm: () => void;
+    certificateId: string;
+  }>({
+    open: false,
+    title: '',
+    description: '',
+    onConfirm: () => {},
+    certificateId: '',
+  });
 
   const handleRenew = async (id: string) => {
     try {
@@ -34,15 +47,22 @@ export function SSLTable() {
     }
   };
 
-  const handleDelete = async (id: string) => {
-    if (!confirm('Are you sure you want to delete this certificate?')) return;
-
-    try {
-      await deleteMutation.mutateAsync(id);
-      toast.success('Certificate deleted successfully');
-    } catch (error: any) {
-      toast.error(error.response?.data?.message || 'Failed to delete certificate');
-    }
+  const handleDelete = (id: string, domainName: string) => {
+    setConfirmDialog({
+      open: true,
+      title: 'Delete SSL Certificate',
+      description: `Are you sure you want to delete the SSL certificate for ${domainName}? This action cannot be undone.`,
+      certificateId: id,
+      onConfirm: async () => {
+        try {
+          await deleteMutation.mutateAsync(id);
+          toast.success('Certificate deleted successfully');
+          setConfirmDialog(prev => ({ ...prev, open: false }));
+        } catch (error: any) {
+          toast.error(error.response?.data?.message || 'Failed to delete certificate');
+        }
+      },
+    });
   };
 
   const getStatusIcon = (status: string) => {
@@ -145,7 +165,7 @@ export function SSLTable() {
                         <Button
                           variant="destructive"
                           size="sm"
-                          onClick={() => handleDelete(cert.id)}
+                          onClick={() => handleDelete(cert.id, cert.domain?.name || cert.commonName)}
                         >
                           <Trash2 className="h-4 w-4" />
                         </Button>
@@ -158,6 +178,16 @@ export function SSLTable() {
           </div>
         )}
       </CardContent>
+      
+      <ConfirmDialog
+        open={confirmDialog.open}
+        onOpenChange={(open) => setConfirmDialog(prev => ({ ...prev, open }))}
+        title={confirmDialog.title}
+        description={confirmDialog.description}
+        onConfirm={confirmDialog.onConfirm}
+        confirmText="Delete"
+        isLoading={deleteMutation.isPending}
+      />
     </Card>
   );
 }
\ No newline at end of file
diff --git a/apps/web/src/components/pages/Users.tsx b/apps/web/src/components/pages/Users.tsx
index 86f9189..b007d7e 100644
--- a/apps/web/src/components/pages/Users.tsx
+++ b/apps/web/src/components/pages/Users.tsx
@@ -14,6 +14,7 @@ import { UserPlus, Key, Trash2, Edit, Shield, Loader2, Users as UsersIcon, Copy,
 import { useToast } from "@/hooks/use-toast";
 import { useStore } from "@/store/useStore";
 import { SkeletonStatsCard, SkeletonTable } from "@/components/ui/skeletons";
+import { ConfirmDialog } from "@/components/ui/confirm-dialog";
 import {
   useSuspenseUsers,
   useSuspenseUserStats,
@@ -81,6 +82,11 @@ function UsersTable() {
   const [editingUser, setEditingUser] = useState<any>(null);
   const [resetPasswordDialog, setResetPasswordDialog] = useState<{ isOpen: boolean; userId: string; username: string; newPassword?: string; }>({ isOpen: false, userId: '', username: '' });
   const [passwordCopied, setPasswordCopied] = useState(false);
+  const [deleteConfirm, setDeleteConfirm] = useState<{ isOpen: boolean; userId: string; username: string }>({ 
+    isOpen: false, 
+    userId: '', 
+    username: '' 
+  });
 
   const createUser = useCreateUser();
   const updateUser = useUpdateUser();
@@ -190,10 +196,16 @@ function UsersTable() {
   };
 
   const handleDelete = async (id: string) => {
-    if (!confirm("Are you sure you want to delete this user?")) return;
+    const user = users.data.find(u => u.id === id);
+    if (!user) return;
+    
+    setDeleteConfirm({ isOpen: true, userId: id, username: user.username });
+  };
 
+  const confirmDelete = async () => {
     try {
-      await deleteUser.mutateAsync(id);
+      await deleteUser.mutateAsync(deleteConfirm.userId);
+      setDeleteConfirm({ isOpen: false, userId: '', username: '' });
       toast({ title: "User deleted successfully" });
     } catch (error: any) {
       toast({
@@ -713,6 +725,26 @@ function UsersTable() {
           </div>
         </CardContent>
       </Card>
+
+      {/* Delete User Confirmation Dialog */}
+      <ConfirmDialog
+        open={deleteConfirm.isOpen}
+        onOpenChange={(open) => !open && setDeleteConfirm({ isOpen: false, userId: '', username: '' })}
+        title="Delete User"
+        description={
+          <div className="space-y-2">
+            <p>Are you sure you want to delete user <strong>{deleteConfirm.username}</strong>?</p>
+            <p className="text-sm text-muted-foreground">
+              This action cannot be undone. All data associated with this user will be permanently removed.
+            </p>
+          </div>
+        }
+        confirmText="Delete User"
+        cancelText="Cancel"
+        onConfirm={confirmDelete}
+        isLoading={deleteUser.isPending}
+        variant="destructive"
+      />
     </>
   );
 }
diff --git a/apps/web/src/components/ui/confirm-dialog.tsx b/apps/web/src/components/ui/confirm-dialog.tsx
index 0fbb828..27792ce 100644
--- a/apps/web/src/components/ui/confirm-dialog.tsx
+++ b/apps/web/src/components/ui/confirm-dialog.tsx
@@ -8,16 +8,18 @@ import {
   DialogTitle,
 } from "@/components/ui/dialog"
 import { Button } from "@/components/ui/button"
+import { Loader2 } from "lucide-react"
 
 interface ConfirmDialogProps {
   open: boolean
   onOpenChange: (open: boolean) => void
   title: string
-  description: string
+  description: React.ReactNode
   confirmText?: string
   cancelText?: string
   onConfirm: () => void
   isLoading?: boolean
+  variant?: "default" | "destructive"
 }
 
 export function ConfirmDialog({
@@ -29,6 +31,7 @@ export function ConfirmDialog({
   cancelText = "Cancel",
   onConfirm,
   isLoading = false,
+  variant = "default",
 }: ConfirmDialogProps) {
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
@@ -45,7 +48,12 @@ export function ConfirmDialog({
           >
             {cancelText}
           </Button>
-          <Button onClick={onConfirm} disabled={isLoading}>
+          <Button 
+            onClick={onConfirm} 
+            disabled={isLoading}
+            variant={variant}
+          >
+            {isLoading && <Loader2 className="h-4 w-4 mr-2 animate-spin" />}
             {confirmText}
           </Button>
         </DialogFooter>