diff --git a/src/renderer/src/atoms/settings/general.ts b/src/renderer/src/atoms/settings/general.ts
index 011846ee5..e41737bc5 100644
--- a/src/renderer/src/atoms/settings/general.ts
+++ b/src/renderer/src/atoms/settings/general.ts
@@ -19,6 +19,8 @@ const createDefaultSettings = (): GeneralSettings => ({
   // UX
   // autoHideFeedColumn: true,
   groupByDate: true,
+  // Secure
+  jumpOutLinkWarn: true,
 })
 
 export const {
diff --git a/src/renderer/src/components/ui/markdown/renderers/MarkdownLink.tsx b/src/renderer/src/components/ui/markdown/renderers/MarkdownLink.tsx
index 3bb3f2aad..021bc1f6c 100644
--- a/src/renderer/src/components/ui/markdown/renderers/MarkdownLink.tsx
+++ b/src/renderer/src/components/ui/markdown/renderers/MarkdownLink.tsx
@@ -1,4 +1,5 @@
 import { FeedViewType } from "@renderer/lib/enum"
+import { WarnGoToExternalLink } from "@renderer/modules/entry-content/components/WarnGoToExternalLink"
 import { useEntryContentContext } from "@renderer/modules/entry-content/hooks"
 import { useFeedByIdSelector } from "@renderer/store/feed"
 import { useMemo } from "react"
@@ -46,18 +47,19 @@ export const MarkdownLink = (props: LinkProps) => {
   return (
     <Tooltip delayDuration={0}>
       <TooltipTrigger asChild>
-        <a
+        <WarnGoToExternalLink
           className="follow-link--underline font-semibold text-foreground no-underline"
           href={populatedFullHref}
           title={props.title}
           target="_blank"
+          rel="noreferrer"
         >
           {props.children}
 
           {typeof props.children === "string" && (
             <i className="i-mgc-arrow-right-up-cute-re size-[0.9em] translate-y-[2px] opacity-70" />
           )}
-        </a>
+        </WarnGoToExternalLink>
       </TooltipTrigger>
       {!!props.href && (
         <TooltipPortal>
diff --git a/src/renderer/src/modules/entry-content/entry-placeholder.tsx b/src/renderer/src/modules/entry-content/components/EntryPlaceholderLogo.tsx
similarity index 92%
rename from src/renderer/src/modules/entry-content/entry-placeholder.tsx
rename to src/renderer/src/modules/entry-content/components/EntryPlaceholderLogo.tsx
index e23012574..998eb5dd6 100644
--- a/src/renderer/src/modules/entry-content/entry-placeholder.tsx
+++ b/src/renderer/src/modules/entry-content/components/EntryPlaceholderLogo.tsx
@@ -3,7 +3,7 @@ import { stopPropagation } from "@renderer/lib/dom"
 import { cn } from "@renderer/lib/utils"
 import { useFeedHeaderTitle } from "@renderer/store/feed"
 
-import { useEntryContentPlaceholderLogoShow } from "./atoms"
+import { useEntryContentPlaceholderLogoShow } from "../atoms"
 
 export const EntryPlaceholderLogo = () => {
   const title = useFeedHeaderTitle()
diff --git a/src/renderer/src/modules/entry-content/read-history.tsx b/src/renderer/src/modules/entry-content/components/EntryReadHistory.tsx
similarity index 97%
rename from src/renderer/src/modules/entry-content/read-history.tsx
rename to src/renderer/src/modules/entry-content/components/EntryReadHistory.tsx
index 67703d8e1..8bf0ff57c 100644
--- a/src/renderer/src/modules/entry-content/read-history.tsx
+++ b/src/renderer/src/modules/entry-content/components/EntryReadHistory.tsx
@@ -15,7 +15,7 @@ import { useEntryReadHistory } from "@renderer/store/entry"
 import { useUserById } from "@renderer/store/user"
 import { Fragment } from "react"
 
-import { usePresentUserProfileModal } from "../profile/hooks"
+import { usePresentUserProfileModal } from "../../profile/hooks"
 
 export const EntryReadHistory: Component<{ entryId: string }> = ({
   entryId,
diff --git a/src/renderer/src/modules/entry-content/components/WarnGoToExternalLink.tsx b/src/renderer/src/modules/entry-content/components/WarnGoToExternalLink.tsx
new file mode 100644
index 000000000..f1b483cfa
--- /dev/null
+++ b/src/renderer/src/modules/entry-content/components/WarnGoToExternalLink.tsx
@@ -0,0 +1,115 @@
+import { Label } from "@radix-ui/react-label"
+import { PopoverPortal } from "@radix-ui/react-popover"
+import { useGeneralSettingKey } from "@renderer/atoms/settings/general"
+import { Button } from "@renderer/components/ui/button"
+import { Checkbox } from "@renderer/components/ui/checkbox"
+import {
+  Popover,
+  PopoverContent,
+  PopoverTrigger,
+} from "@renderer/components/ui/popover"
+import { jotaiStore } from "@renderer/lib/jotai"
+import { getStorageNS } from "@renderer/lib/ns"
+import { m } from "framer-motion"
+import { atomWithStorage } from "jotai/utils"
+import { forwardRef, Fragment, useState } from "react"
+
+const TrustedKey = getStorageNS("trusted-external-link")
+const trustedAtom = atomWithStorage(TrustedKey, [] as string[], undefined, {
+  getOnInit: true,
+})
+
+const trustedDefaultLinks = new Set([
+  "github.com",
+  "gitlab.com",
+  "google.com",
+  "sspai.com",
+])
+
+const getURLDomain = (url: string) => {
+  if (URL.canParse(url)) {
+    const urlObj = new URL(url)
+    return urlObj.hostname
+  }
+  return null
+}
+export const WarnGoToExternalLink = forwardRef<
+  HTMLAnchorElement,
+  React.DetailedHTMLProps<
+    React.AnchorHTMLAttributes<HTMLAnchorElement>,
+    HTMLAnchorElement
+  >
+>(({ ...rest }, ref) => {
+  const [open, setOpen] = useState(false)
+  const [checked, setChecked] = useState(false)
+
+  const shouldWarn = useGeneralSettingKey("jumpOutLinkWarn")
+  const handleOpen: React.MouseEventHandler<HTMLAnchorElement> = (e) => {
+    rest.onClick?.(e)
+    if (!shouldWarn) return
+    const { href } = rest
+    if (!href) return
+    const domain = getURLDomain(href)
+
+    if (domain &&
+      !trustedDefaultLinks.has(domain) &&
+      !jotaiStore.get(trustedAtom).includes(domain)) {
+      setOpen(true)
+      e.preventDefault()
+    }
+  }
+  const handleGo = () => {
+    open()
+    if (!checked) {
+      return
+    }
+
+    const { href } = rest
+    if (!href) return
+
+    const domain = getURLDomain(href)
+    if (domain && !jotaiStore.get(trustedAtom).includes(domain)) {
+      jotaiStore.set(trustedAtom, (prev) => [...prev, domain])
+    }
+
+    function open() {
+      if (!rest.href) return
+      window.open(rest.href, "_blank", "noopener,noreferrer")
+    }
+  }
+  return (
+    <Fragment>
+      <Popover open={open} onOpenChange={(v) => !v && setOpen(false)}>
+        <PopoverTrigger asChild>
+          <a ref={ref} {...rest} onClick={handleOpen} />
+        </PopoverTrigger>
+        <PopoverPortal>
+          <PopoverContent>
+            <p className="text-sm">
+              You are about to leave this site to go to an external page, do you
+              trust this URL and go to it?
+            </p>
+            <p className="mt-2 text-center text-sm underline">{rest.href}</p>
+
+            <div className="mt-3 flex justify-between">
+              <Label className="center flex">
+                <Checkbox checked={checked} onCheckedChange={setChecked} />
+                <span className="ml-2 text-[13px]">Trust this domain</span>
+              </Label>
+
+              <Button
+                variant="ghost"
+                buttonClassName="px-4 hover:bg-accent bg-accent/10 dark:bg-accent/20 dark:hover:bg-accent/60"
+                className="group gap-2"
+                onClick={handleGo}
+              >
+                <m.i className="i-mingcute-arrow-right-line duration-200 group-hover:translate-x-4 group-hover:text-white dark:group-hover:text-inherit" />
+                <span className="duration-200 group-hover:opacity-0">Go</span>
+              </Button>
+            </div>
+          </PopoverContent>
+        </PopoverPortal>
+      </Popover>
+    </Fragment>
+  )
+})
diff --git a/src/renderer/src/modules/entry-content/header.tsx b/src/renderer/src/modules/entry-content/header.tsx
index a41bca714..6dc6c0508 100644
--- a/src/renderer/src/modules/entry-content/header.tsx
+++ b/src/renderer/src/modules/entry-content/header.tsx
@@ -7,7 +7,7 @@ import { useEntry } from "@renderer/store/entry/hooks"
 import { AnimatePresence, m } from "framer-motion"
 
 import { useEntryContentScrollToTop, useEntryTitleMeta } from "./atoms"
-import { EntryReadHistory } from "./read-history"
+import { EntryReadHistory } from "./components/EntryReadHistory"
 
 export function EntryHeader({
   view,
diff --git a/src/renderer/src/modules/entry-content/index.tsx b/src/renderer/src/modules/entry-content/index.tsx
index fb8ff366d..affe89a8d 100644
--- a/src/renderer/src/modules/entry-content/index.tsx
+++ b/src/renderer/src/modules/entry-content/index.tsx
@@ -36,7 +36,8 @@ import { LoadingCircle } from "../../components/ui/loading"
 import { EntryPlaceholderDaily } from "../ai/ai-daily/EntryPlaceholderDaily"
 import { EntryTranslation } from "../entry-column/translation"
 import { setEntryContentScrollToTop, setEntryTitleMeta } from "./atoms"
-import { EntryPlaceholderLogo } from "./entry-placeholder"
+import { EntryPlaceholderLogo } from "./components/EntryPlaceholderLogo"
+import { WarnGoToExternalLink } from "./components/WarnGoToExternalLink"
 import { EntryHeader } from "./header"
 import { EntryContentProvider } from "./provider"
 
@@ -147,6 +148,7 @@ export const EntryContentRender: Component<{ entryId: string }> = ({
           "h-0 min-w-0 grow overflow-y-auto @container",
           className,
         )}
+        scrollbarClassName="mr-1"
         viewportClassName="p-5"
         ref={scrollerRef}
       >
@@ -167,7 +169,7 @@ export const EntryContentRender: Component<{ entryId: string }> = ({
             onContextMenu={stopPropagation}
             className="relative m-auto min-w-0 max-w-[550px] @3xl:max-w-[70ch]"
           >
-            <a
+            <WarnGoToExternalLink
               href={entry.entries.url || void 0}
               target="_blank"
               className="-mx-6 block cursor-default rounded-lg p-6 transition-colors hover:bg-theme-item-hover focus-visible:bg-theme-item-hover focus-visible:!outline-none @sm:-mx-3 @sm:p-3"
@@ -199,7 +201,7 @@ export const EntryContentRender: Component<{ entryId: string }> = ({
                   </span>
                 </div>
               </div>
-            </a>
+            </WarnGoToExternalLink>
 
             <WrappedElementProvider boundingDetection>
               <TitleMetaHandler entryId={entry.entries.id} />
diff --git a/src/renderer/src/modules/settings/tabs/general.tsx b/src/renderer/src/modules/settings/tabs/general.tsx
index 437985bde..f33f6ae3c 100644
--- a/src/renderer/src/modules/settings/tabs/general.tsx
+++ b/src/renderer/src/modules/settings/tabs/general.tsx
@@ -2,9 +2,7 @@ import {
   setGeneralSetting,
   useGeneralSettingValue,
 } from "@renderer/atoms/settings/general"
-import {
-  createSetting,
-} from "@renderer/atoms/settings/helper"
+import { createSetting } from "@renderer/atoms/settings/helper"
 import { initPostHog } from "@renderer/initialize/posthog"
 import { tipcClient } from "@renderer/lib/client"
 import { clearLocalPersistStoreData } from "@renderer/store/utils/clear"
@@ -78,7 +76,11 @@ export const SettingGeneral = () => {
               description:
                 "Automatically mark single-level entries (e.g., social media posts, pictures, video views) as read when they enter the view.",
             }),
-
+            { type: "title", value: "Secure" },
+            defineSettingItem("jumpOutLinkWarn", {
+              label: "Warn when opening external links",
+              description: "When you open an untrusted external link, you need to make sure that you open the link.",
+            }),
             {
               type: "title",
               value: "Privacy & Data",
diff --git a/src/renderer/src/styles/tailwind-extend.css b/src/renderer/src/styles/tailwind-extend.css
index c1d7d7f9a..960953646 100644
--- a/src/renderer/src/styles/tailwind-extend.css
+++ b/src/renderer/src/styles/tailwind-extend.css
@@ -159,7 +159,7 @@
     appearance: none;
     border-radius: 5px;
     border-width: 1px;
-    border-color: theme(colors.theme.inactive);
+    border-color: theme(colors.border);
     --tw-border-opacity: 0.2;
   }
 
diff --git a/src/shared/src/interface/settings.ts b/src/shared/src/interface/settings.ts
index 273f78ed2..2903405f7 100644
--- a/src/shared/src/interface/settings.ts
+++ b/src/shared/src/interface/settings.ts
@@ -7,6 +7,7 @@ export interface GeneralSettings {
   hoverMarkUnread: boolean
   renderMarkUnread: boolean
   groupByDate: boolean
+  jumpOutLinkWarn: boolean
 }
 
 export interface UISettings {