diff --git a/src/api/gramjs/apiBuilders/chats.ts b/src/api/gramjs/apiBuilders/chats.ts
index f86feeca8..d39e81d66 100644
--- a/src/api/gramjs/apiBuilders/chats.ts
+++ b/src/api/gramjs/apiBuilders/chats.ts
@@ -34,6 +34,8 @@ function buildApiChatFieldsFromPeerEntity(
   const avatarHash = ('photo' in peerEntity) && peerEntity.photo && buildAvatarHash(peerEntity.photo);
   const isSignaturesShown = Boolean('signatures' in peerEntity && peerEntity.signatures);
   const hasPrivateLink = Boolean('hasLink' in peerEntity && peerEntity.hasLink);
+  const isScam = Boolean('scam' in peerEntity && peerEntity.scam);
+  const isFake = Boolean('fake' in peerEntity && peerEntity.fake);
 
   return {
     isMin,
@@ -60,6 +62,7 @@ function buildApiChatFieldsFromPeerEntity(
     ...(('creator' in peerEntity) && { isCreator: peerEntity.creator }),
     ...buildApiChatRestrictions(peerEntity),
     ...buildApiChatMigrationInfo(peerEntity),
+    fakeType: isScam ? 'scam' : (isFake ? 'fake' : undefined),
   };
 }
 
diff --git a/src/api/gramjs/apiBuilders/users.ts b/src/api/gramjs/apiBuilders/users.ts
index 04a58eb51..5a181634d 100644
--- a/src/api/gramjs/apiBuilders/users.ts
+++ b/src/api/gramjs/apiBuilders/users.ts
@@ -32,7 +32,9 @@ export function buildApiUser(mtpUser: GramJs.TypeUser): ApiUser | undefined {
     return undefined;
   }
 
-  const { id, firstName, lastName } = mtpUser;
+  const {
+    id, firstName, lastName, fake, scam,
+  } = mtpUser;
   const avatarHash = mtpUser.photo instanceof GramJs.UserProfilePhoto
     ? String(mtpUser.photo.photoId)
     : undefined;
@@ -41,6 +43,7 @@ export function buildApiUser(mtpUser: GramJs.TypeUser): ApiUser | undefined {
   return {
     id: buildApiPeerId(id, 'user'),
     isMin: Boolean(mtpUser.min),
+    fakeType: scam ? 'scam' : (fake ? 'fake' : undefined),
     ...(mtpUser.self && { isSelf: true }),
     ...(mtpUser.verified && { isVerified: true }),
     ...((mtpUser.contact || mtpUser.mutualContact) && { isContact: true }),
diff --git a/src/api/types/chats.ts b/src/api/types/chats.ts
index 110b4a29a..4ae0c6d59 100644
--- a/src/api/types/chats.ts
+++ b/src/api/types/chats.ts
@@ -1,6 +1,7 @@
 import { ApiMessage, ApiPhoto } from './messages';
 import { ApiBotCommand } from './bots';
 import { ApiChatInviteImporter } from './misc';
+import { ApiFakeType } from './users';
 
 type ApiChatType = (
   'chatTypePrivate' | 'chatTypeSecret' |
@@ -33,6 +34,7 @@ export interface ApiChat {
   photos?: ApiPhoto[];
   draftDate?: number;
   isProtected?: boolean;
+  fakeType?: ApiFakeType;
 
   // Calls
   isCallActive?: boolean;
diff --git a/src/api/types/users.ts b/src/api/types/users.ts
index c723bef7b..6a15616af 100644
--- a/src/api/types/users.ts
+++ b/src/api/types/users.ts
@@ -23,6 +23,7 @@ export interface ApiUser {
     maxId: string;
     isFullyLoaded: boolean;
   };
+  fakeType?: ApiFakeType;
 
   // Obtained from GetFullUser / UserFullInfo
   fullInfo?: ApiUserFullInfo;
@@ -37,6 +38,8 @@ export interface ApiUserFullInfo {
   botCommands?: ApiBotCommand[];
 }
 
+export type ApiFakeType = 'fake' | 'scam';
+
 export type ApiUserType = 'userTypeBot' | 'userTypeRegular' | 'userTypeDeleted' | 'userTypeUnknown';
 
 export interface ApiUserStatus {
diff --git a/src/components/common/FakeIcon.scss b/src/components/common/FakeIcon.scss
new file mode 100644
index 000000000..d92a12503
--- /dev/null
+++ b/src/components/common/FakeIcon.scss
@@ -0,0 +1,11 @@
+.FakeIcon {
+  border: 1px solid var(--color-error);
+  border-radius: 0.375rem;
+  color: var(--color-error);
+  font-size: 0.625rem;
+  padding: 0.125rem 0.25rem;
+  line-height: initial;
+  margin-inline: 0.25rem;
+  font-weight: 500;
+  text-transform: capitalize;
+}
diff --git a/src/components/common/FakeIcon.tsx b/src/components/common/FakeIcon.tsx
new file mode 100644
index 000000000..9ff249a83
--- /dev/null
+++ b/src/components/common/FakeIcon.tsx
@@ -0,0 +1,21 @@
+import React, { FC, memo } from '../../lib/teact/teact';
+
+import { ApiFakeType } from '../../api/types';
+
+import useLang from '../../hooks/useLang';
+
+import './FakeIcon.scss';
+
+type OwnProps = {
+  fakeType: ApiFakeType;
+};
+
+const FakeIcon: FC<OwnProps> = ({
+  fakeType,
+}) => {
+  const lang = useLang();
+
+  return <span className="FakeIcon">{lang(fakeType === 'fake' ? 'FakeMessage' : 'ScamMessage')}</span>;
+};
+
+export default memo(FakeIcon);
diff --git a/src/components/common/GroupChatInfo.tsx b/src/components/common/GroupChatInfo.tsx
index 6043dd454..c83df5751 100644
--- a/src/components/common/GroupChatInfo.tsx
+++ b/src/components/common/GroupChatInfo.tsx
@@ -21,6 +21,7 @@ import Avatar from './Avatar';
 import VerifiedIcon from './VerifiedIcon';
 import TypingStatus from './TypingStatus';
 import DotAnimation from './DotAnimation';
+import FakeIcon from './FakeIcon';
 
 type OwnProps = {
   chatId: string;
@@ -144,6 +145,7 @@ const GroupChatInfo: FC<OwnProps & StateProps> = ({
         <div className="title">
           <h3 dir="auto">{renderText(getChatTitle(lang, chat))}</h3>
           {chat.isVerified && <VerifiedIcon />}
+          {chat.fakeType && <FakeIcon fakeType={chat.fakeType} />}
         </div>
         {renderStatusOrTyping()}
       </div>
diff --git a/src/components/common/PrivateChatInfo.tsx b/src/components/common/PrivateChatInfo.tsx
index 69b1dcab2..62d37148f 100644
--- a/src/components/common/PrivateChatInfo.tsx
+++ b/src/components/common/PrivateChatInfo.tsx
@@ -17,6 +17,7 @@ import Avatar from './Avatar';
 import VerifiedIcon from './VerifiedIcon';
 import TypingStatus from './TypingStatus';
 import DotAnimation from './DotAnimation';
+import FakeIcon from './FakeIcon';
 
 type OwnProps = {
   userId: string;
@@ -140,6 +141,7 @@ const PrivateChatInfo: FC<OwnProps & StateProps> = ({
           <div className="title">
             <h3 dir="auto">{fullName && renderText(fullName)}</h3>
             {user?.isVerified && <VerifiedIcon />}
+            {user.fakeType && <FakeIcon fakeType={user.fakeType} />}
           </div>
         )}
         {(status || (!isSavedMessages && !noStatusOrTyping)) && renderStatusOrTyping()}
diff --git a/src/components/common/ProfileInfo.tsx b/src/components/common/ProfileInfo.tsx
index 669f45782..7673d8fba 100644
--- a/src/components/common/ProfileInfo.tsx
+++ b/src/components/common/ProfileInfo.tsx
@@ -21,6 +21,7 @@ import useLang from '../../hooks/useLang';
 import VerifiedIcon from './VerifiedIcon';
 import ProfilePhoto from './ProfilePhoto';
 import Transition from '../ui/Transition';
+import FakeIcon from './FakeIcon';
 
 import './ProfileInfo.scss';
 
@@ -185,6 +186,7 @@ const ProfileInfo: FC<OwnProps & StateProps> = ({
   }
 
   const isVerifiedIconShown = (user || chat)?.isVerified;
+  const fakeType = (user || chat)?.fakeType;
 
   return (
     <div className={buildClassName('ProfileInfo', forceShowSelf && 'self')} dir={lang.isRtl ? 'rtl' : undefined}>
@@ -221,6 +223,7 @@ const ProfileInfo: FC<OwnProps & StateProps> = ({
           <div className="title">
             <h3 dir="auto">{fullName && renderText(fullName)}</h3>
             {isVerifiedIconShown && <VerifiedIcon />}
+            {fakeType && <FakeIcon fakeType={fakeType} />}
           </div>
         )}
         {!isSavedMessages && renderStatus()}
diff --git a/src/components/left/main/Chat.tsx b/src/components/left/main/Chat.tsx
index d411c8cc0..1df4294bc 100644
--- a/src/components/left/main/Chat.tsx
+++ b/src/components/left/main/Chat.tsx
@@ -50,6 +50,7 @@ import ListItem from '../../ui/ListItem';
 import Badge from './Badge';
 import ChatFolderModal from '../ChatFolderModal.async';
 import ChatCallStatus from './ChatCallStatus';
+import FakeIcon from '../../common/FakeIcon';
 
 import './Chat.scss';
 
@@ -299,6 +300,7 @@ const Chat: FC<OwnProps & StateProps> = ({
         <div className="title">
           <h3>{renderText(getChatTitle(lang, chat, user))}</h3>
           {chat.isVerified && <VerifiedIcon />}
+          {chat.fakeType && <FakeIcon fakeType={chat.fakeType} />}
           {isMuted && <i className="icon-muted" />}
           {chat.lastMessage && (
             <LastMessageMeta
diff --git a/src/components/left/search/ChatMessage.tsx b/src/components/left/search/ChatMessage.tsx
index 198f49584..abc4ee2fd 100644
--- a/src/components/left/search/ChatMessage.tsx
+++ b/src/components/left/search/ChatMessage.tsx
@@ -30,6 +30,7 @@ import Avatar from '../../common/Avatar';
 import VerifiedIcon from '../../common/VerifiedIcon';
 import ListItem from '../../ui/ListItem';
 import Link from '../../ui/Link';
+import FakeIcon from '../../common/FakeIcon';
 
 import './ChatMessage.scss';
 
@@ -90,6 +91,7 @@ const ChatMessage: FC<OwnProps & StateProps> = ({
           <div className="title">
             <h3 dir="auto">{renderText(getChatTitle(lang, chat, privateChatUser))}</h3>
             {chat.isVerified && <VerifiedIcon />}
+            {chat.fakeType && <FakeIcon fakeType={chat.fakeType} />}
           </div>
           <div className="message-date">
             <Link className="date">