diff --git a/client/types/CryptoJS.d.ts b/client/types/CryptoJS.d.ts
new file mode 100644
index 0000000..f6f5f4a
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+++ b/client/types/CryptoJS.d.ts
@@ -0,0 +1,113 @@
+// https://github.com/nozzlegear/crypto-js.d.ts/blob/master/crypto-js.d.ts
+// Forked from https://raw.githubusercontent.com/DefinitelyTyped/DefinitelyTyped/9143f1233f13692c14ae2afe7aee2d5014cba916/crypto-js/crypto-js.d.ts
+
+declare namespace CryptoJS {   
+    type Hash = (message: string, key?: string, ...options: any[]) => string;
+    interface Cipher {
+        encrypt(message: string, secretPassphrase: string, option?: CipherOption): WordArray;
+        decrypt(encryptedMessage: string | WordArray, secretPassphrase: string, option?: CipherOption): DecryptedMessage;
+    }
+    interface CipherAlgorythm {
+        createEncryptor(secretPassphrase: string, option?: CipherOption): Encriptor;
+        createDecryptor(secretPassphrase: string, option?: CipherOption): Decryptor;
+    }
+    interface Encriptor {
+        process(messagePart: string): string;
+        finalize(): string;
+    }
+    interface Decryptor {
+        process(messagePart: string): string;
+        finalize(): string;
+    }
+    interface WordArray {
+        iv: string;
+        salt: string;
+        ciphertext: string;
+        key?: string;
+    }
+    type DecryptedMessage = {
+        toString(encoder?: Encoder): string;
+    };
+    interface CipherOption {
+        iv?: string;
+        mode?: Mode;
+        padding?: Padding;
+        [option: string]: any;
+    }
+    interface Encoder {
+        parse(encodedMessage: string): any;
+        stringify(words: any): string;
+    }
+
+    interface Mode {}
+    interface Padding {}
+
+    interface Hashes {
+        MD5: Hash;
+        SHA1: Hash;
+        SHA256: Hash;
+        SHA224: Hash;
+        SHA512: Hash;
+        SHA384: Hash;
+        SHA3: Hash;
+        RIPEMD160: Hash;
+        HmacMD5: Hash;
+        HmacSHA1: Hash;
+        HmacSHA256: Hash;
+        HmacSHA224: Hash;
+        HmacSHA512: Hash;
+        HmacSHA384: Hash;
+        HmacSHA3: Hash;
+        HmacRIPEMD160: Hash;
+        PBKDF2: Hash;
+        AES: Cipher;
+        DES: Cipher;
+        TripleDES: Cipher;
+        RC4: Cipher;
+        RC4Drop: Cipher;
+        Rabbit: Cipher;
+        RabbitLegacy: Cipher;
+        EvpKDF: Cipher;
+        algo: {
+            AES: CipherAlgorythm;
+            DES: CipherAlgorythm;
+            TrippleDES: CipherAlgorythm;
+            RC4: CipherAlgorythm;
+            RC4Drop: CipherAlgorythm;
+            Rabbit: CipherAlgorythm;
+            RabbitLegacy: CipherAlgorythm;
+            EvpKDF: CipherAlgorythm;
+        };
+        format: {
+            OpenSSL: any;
+            Hex: any;
+        };
+        enc: {
+            Latin1: Encoder;
+            Utf8: Encoder;
+            Hex: Encoder;
+            Utf16: Encoder;
+            Utf16LE: Encoder;
+            Base64: Encoder;
+        };
+        mode: {
+            CFB: Mode;
+            CTR: Mode;
+            CTRGladman: Mode;
+            OFB: Mode;
+            ECB: Mode;
+        };
+        pad: {
+            Pkcs7: Padding;
+            AnsiX923: Padding;
+            Iso10126: Padding;
+            Iso97971: Padding;
+            ZeroPadding: Padding;
+            NoPadding: Padding;
+        };
+    }
+}
+
+declare let CryptoJS: CryptoJS.Hashes;
+
+export default CryptoJS