diff --git a/libloki/crypto.d.ts b/libloki/crypto.d.ts
new file mode 100644
index 000000000..b7bfcb63b
--- /dev/null
+++ b/libloki/crypto.d.ts
@@ -0,0 +1,27 @@
+import { PairingAuthorisation } from "../js/modules/data";
+
+declare enum PairingTypeEnum {
+  REQUEST = 1,
+  GRANT
+}
+
+export interface CryptoInterface {
+  DHDecrypt: any,
+  DHEncrypt: any,
+  DecryptGCM: any, // AES-GCM
+  EncryptGCM: any, // AES-GCM
+  FallBackDecryptionError: any,
+  FallBackSessionCipher: any,
+  LokiSessionCipher: any,
+  PairingType: PairingTypeEnum,
+  _decodeSnodeAddressToPubKey: any,
+  decryptForPubkey: any,
+  decryptToken: any,
+  encryptForPubkey: any,
+  generateEphemeralKeyPair: any,
+  generateSignatureForPairing: any,
+  sha512: any,
+  validateAuthorisation: any,
+  verifyAuthorisation(authorisation: PairingAuthorisation): Promise<boolean>;
+  verifyPairingSignature: any,
+}
diff --git a/libloki/index.d.ts b/libloki/index.d.ts
new file mode 100644
index 000000000..885a1b80d
--- /dev/null
+++ b/libloki/index.d.ts
@@ -0,0 +1,8 @@
+import { CryptoInterface } from "./crypto";
+
+export interface Libloki {
+  api: any;
+  crypto: CryptoInterface;
+  storage: any;
+  serviceNodes: any;
+}
diff --git a/ts/window.d.ts b/ts/window.d.ts
index ca938e632..be0f5e570 100644
--- a/ts/window.d.ts
+++ b/ts/window.d.ts
@@ -3,6 +3,7 @@ import LokiMessageAPI from '../../js/modules/loki_message_api';
 import LokiPublicChatFactoryAPI from '../../js/modules/loki_public_chat_api';
 import { LibsignalProtocol } from '../../libtextsecure/libsignal-protocol';
 import { SignalInterface } from '../../js/modules/signal';
+import { Libloki } from '../libloki';
 
 /*
 We declare window stuff here instead of global.d.ts because we are importing other declarations.
@@ -42,7 +43,7 @@ declare global {
     getFriendsFromContacts: any;
     getSettingValue: any;
     i18n: LocalizerType;
-    libloki: any;
+    libloki: Libloki;
     libsignal: LibsignalProtocol;
     log: any;
     lokiFeatureFlags: any;