diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..a002263
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+/.venv
+/.vscode
+/build
+/dist
+*.spec
+.DS_Store
diff --git a/build.bat b/build.bat
new file mode 100644
index 0000000..4e3820d
--- /dev/null
+++ b/build.bat
@@ -0,0 +1,2 @@
+pyinstaller -F zte_factroymode.py
+pyinstaller -F zte_hardcode_dump.py
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..a6e8475
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,3 @@
+requests==2.28.2
+pycryptodome==3.16.0
+pyinstaller==5.7.0
\ No newline at end of file
diff --git a/test/hardcode b/test/hardcode
new file mode 100644
index 0000000..9094b15
--- /dev/null
+++ b/test/hardcode
@@ -0,0 +1 @@
+09a01cee5518b341f40d83f1cc5e7c2ac3631ee2fd87c3b85b6b586194cc5486CMCC_F7607P
diff --git a/test/hardcodefile/dataprotocol b/test/hardcodefile/dataprotocol
new file mode 100755
index 0000000..cebf324
Binary files /dev/null and b/test/hardcodefile/dataprotocol differ
diff --git a/test/hardcodefile/dataprotocol.txt b/test/hardcodefile/dataprotocol.txt
new file mode 100644
index 0000000..b067c0f
--- /dev/null
+++ b/test/hardcodefile/dataprotocol.txt
@@ -0,0 +1,16 @@
+szDefAESCBCKey=L04&Product@5A238dc79b15726d5c06
+szDefAESCBCIV=ZTE%FN$GponNJ025678b02a85c63c706
+ZJSTBACCOUNT=ZJ.HGU@HGU
+ZJSTBPW=CMCCZJHGU
+HASTBACCOUNT=HA.HGU@HGU
+HASTBPW=CMCCHAHGU
+E8_WANCIP_DEFAULT_USER=admin
+E8_WANCIP_DEFAULT_CYPHER=admin
+E8_WANCIP_DEFAULT_IPTV_AUTH_VAL=CTCDHCP0001
+STRING_OPTION125_JIANGSU_OTT_WAN=JSCMCC-WAN
+PPPOEPROXY_PASSWORD=123
+DBDefAESCBCKey=PON_Dkey
+DBDefAESCBCIV=PON_DIV
+CSP_AESCBCENCRY_PASS_KEY=608158c36497b00221db14afb845c9e3
+CSP_USER_AESCBCENCRY_KEY=8cc72b05705d5c46f412af8cbed55aad
+CSP_USER_AESCBCENCRY_IV=667b02a85c61c786def4521b060265e8
\ No newline at end of file
diff --git a/test/hardcodefile/gponcfg b/test/hardcodefile/gponcfg
new file mode 100755
index 0000000..db04bc9
Binary files /dev/null and b/test/hardcodefile/gponcfg differ
diff --git a/test/hardcodefile/gponcfg.txt b/test/hardcodefile/gponcfg.txt
new file mode 100644
index 0000000..ede3c74
--- /dev/null
+++ b/test/hardcodefile/gponcfg.txt
@@ -0,0 +1,6 @@
+DefLoidPwdKey=
+DefLoidKey=
+DefPasswordKey=123456
+DefVendor_IDKey=ZTEG
+DefVendor_SpecificKey=00:00:00:01:00:00
+DefRegisterIDKey=123456
\ No newline at end of file
diff --git a/test/hardcodefile/oss.password b/test/hardcodefile/oss.password
new file mode 100644
index 0000000..af5bd9b
Binary files /dev/null and b/test/hardcodefile/oss.password differ
diff --git a/test/hardcodefile/oss.password.txt b/test/hardcodefile/oss.password.txt
new file mode 100644
index 0000000..6135929
--- /dev/null
+++ b/test/hardcodefile/oss.password.txt
@@ -0,0 +1,5 @@
+CMC_FTPUserPassword1=fTPjA%5m
+CMC_SambaUserPassword1=sMBjA%5m
+TelnetPassword=ZTEG00000001
+CMC_TelnetPasswordDefault=Zte521
+CMC_HYTelnetPasswordDefault=Hyy@521%
\ No newline at end of file
diff --git a/test/hardcodefile/webpri b/test/hardcodefile/webpri
new file mode 100755
index 0000000..37bee91
Binary files /dev/null and b/test/hardcodefile/webpri differ
diff --git a/test/hardcodefile/webpri.txt b/test/hardcodefile/webpri.txt
new file mode 100644
index 0000000..e3c2430
--- /dev/null
+++ b/test/hardcodefile/webpri.txt
@@ -0,0 +1,5 @@
+WebHTTPSKey=zte12345!@#$%
+WebPrivateKey=Web2019!#%&
+WebRepKey=nE%jA@5b
+DefAdNewPass=aDm8H%MdA
+DefUsNewPass=user
\ No newline at end of file
diff --git a/test/hardcodefile/wlan b/test/hardcodefile/wlan
new file mode 100755
index 0000000..3077851
Binary files /dev/null and b/test/hardcodefile/wlan differ
diff --git a/test/hardcodefile/wlan.txt b/test/hardcodefile/wlan.txt
new file mode 100644
index 0000000..7cfc4ec
--- /dev/null
+++ b/test/hardcodefile/wlan.txt
@@ -0,0 +1,7 @@
+KeyPassphrase=!@#$%12345
+WapiKey=!@#$%12345
+Key1=11111
+Key2=22222
+Key3=33333
+Key4=44444
+WdsKey=!@#$%12345
\ No newline at end of file
diff --git a/zte_factroymode.py b/zte_factroymode.py
new file mode 100755
index 0000000..aa7bf85
--- /dev/null
+++ b/zte_factroymode.py
@@ -0,0 +1,284 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+import requests
+import argparse
+from random import Random
+from Crypto.Cipher import AES
+from Crypto.Util.Padding import pad, unpad
+
+
+class WebFac:
+    AES_KEY_POOL = [
+        0x7B, 0x56, 0xB0, 0xF7, 0xDA, 0x0E, 0x68, 0x52, 0xC8, 0x19,
+        0xF3, 0x2B, 0x84, 0x90, 0x79, 0xE5, 0x62, 0xF8, 0xEA, 0xD2,
+        0x64, 0x93, 0x87, 0xDF, 0x73, 0xD7, 0xFB, 0xCC, 0xAA, 0xFE,
+        0x75, 0x43, 0x1C, 0x29, 0xDF, 0x4C, 0x52, 0x2C, 0x6E, 0x7B,
+        0x45, 0x3D, 0x1F, 0xF1, 0xDE, 0xBC, 0x27, 0x85, 0x8A, 0x45,
+        0x91, 0xBE, 0x38, 0x13, 0xDE, 0x67, 0x32, 0x08, 0x54, 0x11,
+        0x75, 0xF4, 0xD3, 0xB4, 0xA4, 0xB3, 0x12, 0x86, 0x67, 0x23,
+        0x99, 0x4C, 0x61, 0x7F, 0xB1, 0xD2, 0x30, 0xDF, 0x47, 0xF1,
+        0x76, 0x93, 0xA3, 0x8C, 0x95, 0xD3, 0x59, 0xBF, 0x87, 0x8E,
+        0xF3, 0xB3, 0xE4, 0x76, 0x49, 0x88
+    ]
+
+    # newrand
+    AES_KEY_POOL_NEW = [
+        0x8C, 0x23, 0x65, 0xD1, 0xFC, 0x32, 0x45, 0x37, 0x11, 0x28,
+        0x71, 0x63, 0x07, 0x20, 0x69, 0x14, 0x73, 0xE7, 0xD4, 0x53,
+        0x13, 0x24, 0x36, 0xC2, 0xB5, 0xE1, 0xFC, 0xCF, 0x8A, 0x9A,
+        0x41, 0x89, 0x3C, 0x49, 0xCF, 0x5C, 0x72, 0x8C, 0x9E, 0xEB,
+        0x75, 0x0D, 0x3F, 0xD1, 0xFE, 0xCC, 0x57, 0x65, 0x7A, 0x35,
+        0x21, 0x3E, 0x68, 0x53, 0x7E, 0x97, 0x02, 0x48, 0x74, 0x71,
+        0x95, 0x34, 0x53, 0x84, 0xB4, 0xC3, 0xE2, 0xD6, 0x27, 0x3D,
+        0xE6, 0x5D, 0x72, 0x9C, 0xBC, 0x3D, 0x03, 0xFD, 0x76, 0xC1,
+        0x9C, 0x25, 0xA8, 0x92, 0x47, 0xE4, 0x18, 0x0F, 0x24, 0x3F,
+        0x4F, 0x67, 0xEC, 0x97, 0xF4, 0x99
+    ]
+
+    def __init__(self, ip, port, user, pw) -> None:
+        self.ip = ip
+        self.port = port
+        self.user = user
+        self.pw = pw
+        self.S = requests.Session()
+
+    def reset(self):
+        # any wrong step request should reset the facTelnetStep
+        resp = self.S.post(f"http://{self.ip}:{self.port}/webFac", data='SendSq.gch')
+        if resp.status_code == 400:
+            return True
+        return False
+
+    def requestFactoryMode(self):
+        try:
+            self.S.post(f"http://{self.ip}:{self.port}/webFac", data='RequestFactoryMode.gch')
+        except requests.exceptions.ConnectionError:
+            # this is normal
+            pass
+        except Exception as e:
+            print(e)
+
+    def sendSq(self):
+        try:
+            # rand takes from time seconds, range 0-59
+            rand = Random().randint(0, 59)
+
+            # the byte after last digital can not be null
+            resp = self.S.post(f"http://{self.ip}:{self.port}/webFac", data=f'SendSq.gch?rand={rand}\r\n')
+            if resp.status_code != 200:
+                return False
+            print(repr(resp.text))
+
+            if len(resp.content) == 0:
+                index = rand
+                key_pool = WebFacTelnet.AES_KEY_POOL
+                version = 1
+            # new protocol
+            elif "newrand" in resp.text:
+                newrand = int(resp.text[len("newrand="):])
+                #           v62 = (0x1000193 * rand) & 0x3F;
+                #   if ( (int)(0xFEFFFE6D * rand) >= 0 )
+                #     v62 = -((0xFEFFFE6D * rand) & 0x3F);
+                #   sub_2AF88((v62 ^ newrand) % 60, AES_KEY)
+                index = ((0x1000193 * rand) & 0x3F ^ newrand) % 60
+                key_pool = WebFacTelnet.AES_KEY_POOL_NEW
+                version = 2
+            else:
+                print("protocol version not match")
+                return False
+
+            key = map(lambda x: (x ^ 0xA5) & 0xFF, key_pool[index:index+24])
+            key = bytes(key)
+
+            self.chiper = AES.new(key, AES.MODE_ECB)
+            return version
+        except requests.exceptions.ConnectionError:
+            print("protocol version not match?")
+        except Exception as e:
+            print(e)
+        return False
+
+    def sendInfo(self):
+        try:
+            # take from time seconds, range 0-59
+            resp = self.S.post(f"http://{self.ip}:{self.port}/webFacEntry",
+                               data=self.chiper.encrypt(pad(f'SendInfo.gch?info=6|'.encode(), 16)))
+            print(resp.status_code, repr(resp.text))
+            if resp.status_code == 200:
+                return True
+            elif resp.status_code == 400:
+                print("protocol error")
+            elif resp.status_code == 401:
+                print("user/pass error")
+        except Exception as e:
+            print(e)
+        return False
+
+    def checkLoginAuth(self):
+        try:
+            resp = self.S.post(
+                f"http://{self.ip}:{self.port}/webFacEntry",
+                data=self.chiper.encrypt(
+                    pad(f'CheckLoginAuth.gch?version50&user={self.user}&pass={self.pw}'.encode(), 16)
+                ))
+            print(repr(resp.text))
+            if resp.status_code == 200:
+                # resp should be "FactoryMode.gch"
+                url = self.chiper.decrypt(resp.content)
+                return url
+            elif resp.status_code == 400:
+                print("protocol error")
+            elif resp.status_code == 401:
+                print("user/pass error")
+        except requests.exceptions.ConnectionError:
+            print("wrong step?")
+        except Exception as e:
+            print(e)
+        return False
+
+
+class WebFacSerial(WebFac):
+    def __init__(self, ip, port, user, pw) -> None:
+        super().__init__(ip, port, user, pw)
+
+    def serialSlience(self, action):
+        try:
+            resp = self.S.post(
+                f"http://{self.ip}:{self.port}/webFacEntry",
+                data=self.chiper.encrypt(
+                    pad(f'SerialSlience.gch?action={action}'.encode(), 16)
+                ))
+            print(repr(resp.text))
+            if resp.status_code == 200:
+                return True
+            elif resp.status_code == 400:
+                print("protocol error")
+        except Exception as e:
+            print(e)
+        return False
+
+
+class WebFacTelnet(WebFac):
+    def __init__(self, ip, port, user, pw) -> None:
+        super().__init__(ip, port, user, pw)
+
+    def factoryMode(self, action):
+        try:
+            if action == 'close':
+                resp = self.S.post(
+                    f"http://{self.ip}:{self.port}/webFacEntry",
+                    data=self.chiper.encrypt(
+                        pad(f'FactoryMode.gch?{action}'.encode(), 16)
+                    ))
+            else:
+                resp = self.S.post(
+                    f"http://{self.ip}:{self.port}/webFacEntry",
+                    data=self.chiper.encrypt(
+                        pad(f'FactoryMode.gch?mode=2&user=notused'.encode(), 16)
+                    ))
+            print(repr(resp.text))
+            if resp.status_code == 200:
+                # resp should be "FactoryModeAuth.gch?user=<telnetuser>&pass=<telnetpass>"
+                url = self.chiper.decrypt(resp.content)
+                return url
+            elif resp.status_code == 400:
+                print("protocol error")
+            elif resp.status_code == 401:
+                print("user/pass error")
+        except requests.exceptions.ConnectionError as e:
+            print(e)
+            print("wrong step?")
+        except Exception as e:
+            print(e)
+        return False
+
+
+def dealSerial(ip, port, user, pw, action):
+
+    serial = WebFacSerial(ip, port, user, pw)
+    print("reset facTelnetSteps:")
+    if serial.reset():
+        print("reset OK")
+
+    print("\nfacStep 1:")
+    serial.requestFactoryMode()
+
+    print("\nfacStep 2:")
+    version = serial.sendSq()
+
+    if version == 1:
+        print("\nfacStep 3:")
+        serial.checkLoginAuth()
+    elif version == 2:
+        print("\nfacStep 3:")
+        if not serial.sendInfo():
+            print("sendInfo error")
+            return
+        print("\nfacStep 4:")
+        serial.checkLoginAuth()
+
+    print("\nfacStep 5:")
+    serial.serialSlience(action)
+
+
+def dealTelnet(ip, port, user, pw, action):
+
+    telnet = WebFacTelnet(ip, port, user, pw)
+    print("reset facTelnetSteps:")
+    if telnet.reset():
+        print("reset OK")
+
+    print("\nfacStep 1:")
+    telnet.requestFactoryMode()
+
+    print("\nfacStep 2:")
+    version = telnet.sendSq()
+
+    if version == 1:
+        print("\nfacStep 3:")
+        if telnet.checkLoginAuth():
+            print("\nfacStep 4:")
+    elif version == 2:
+        print("\nfacStep 3:")
+        if not telnet.sendInfo():
+            print("sendInfo error")
+            return
+        print("\nfacStep 4:")
+        telnet.checkLoginAuth()
+    else:
+        pass
+
+    print("\nfacStep 5:")
+    print(telnet.factoryMode(action))
+
+
+def parseArgs():
+    parser = argparse.ArgumentParser(prog='zte_factroymode', usage='https://github.com/douniwan5788/zte_modem_tools',
+                                     formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+    parser.add_argument('ip', nargs="?", help='route ip', default="192.168.1.1")
+    parser.add_argument('port', nargs="?", help='router http port', default=80)
+    parser.add_argument('--user', help='factorymode auth username', default='factorymode')
+    parser.add_argument('--pw', help='factorymode auth password', default='nE%jA@5b')
+    subparsers = parser.add_subparsers(dest='cmd', title='subcommands',
+                                       description='valid subcommands',
+                                       help='supported commands')
+    telnet_parser = subparsers.add_parser("telnet", help='control telnet services on/off',
+                                          formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+    telnet_parser.add_argument('action', nargs="?", choices=['open', 'close'], help='action', default='open')
+    serial_parser = subparsers.add_parser("serial", help='control /proc/serial on/off',
+                                          formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+    serial_parser.add_argument('action', nargs="?", choices=['open', 'close'], help='action', default='open')
+    return parser.parse_args()
+
+
+def main():
+    args = parseArgs()
+    # print(args)
+    if args.cmd == 'serial':
+        dealSerial(args.ip, args.port, args.user, args.pw, args.action)
+    elif args.cmd == 'telnet':
+        dealTelnet(args.ip, args.port, args.user, args.pw, args.action)
+
+
+if __name__ == '__main__':
+    main()
diff --git a/zte_hardcode_dump.py b/zte_hardcode_dump.py
new file mode 100755
index 0000000..73cdc82
--- /dev/null
+++ b/zte_hardcode_dump.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import argparse
+from typing import BinaryIO, List
+
+from struct import pack, unpack
+from Crypto.Cipher import AES
+from Crypto.Hash import SHA256
+from Crypto.Util.Padding import pad, unpad
+
+
+# for (i=0
+#      i != 64
+#      + +i)
+# {
+#     if ((unsigned int)(i - 5) <= 15)
+#     {
+#         v13 = &place_holder[index_pre10++]
+#         * (v13 - 640) = hardcode_key[i] + 3
+#         // prefix_key
+#     }
+#     v19 = i - 7
+#     v20 = (unsigned int)(i - 7) > 31
+#     if ((unsigned int)(i - 7) <= 31)
+#     {
+#         v13 = &place_holder[v16++]
+#         v19 = hardcode_key[i]
+#     }
+#     if (!v20)
+#     * (v13 - 576) = v19 + 1
+# }
+
+
+def ascii_offset(s, offset):
+    l = []
+    for b in s:
+        l.append(b + offset)
+    return bytes(l)
+
+
+def dump(hardcoded, hardcodefiles: List[BinaryIO]):
+    aes_key_phrase = ascii_offset(hardcoded[5:21], 3) + hardcoded[64:]
+    aes_iv_phrase = ascii_offset(hardcoded[7:39], 1)
+
+    aes_key = SHA256.new(aes_key_phrase).digest()
+    aes_iv = SHA256.new(aes_iv_phrase).digest()[:16]
+    # print(aes_key.hex(), aes_iv.hex())
+
+    for f in hardcodefiles:
+        print(f"\ndecrypting {f.name}")
+        header = f.read(4*15)
+        magic1, magic2, *_ = unpack(">" + 'I'*15, header)
+        if magic1 != 0x01020304 or magic2 != 0x00000003:
+            print(f"{f.name} is not a hardcode config file, skip")
+            continue
+        has_next = True
+        with open(f'{f.name}.txt', "wb") as t:
+            aes_chiper = AES.new(aes_key, mode=AES.MODE_CBC, iv=aes_iv)
+
+            while has_next:
+                plaintext_length, chiphertext_length, has_next = unpack(">III", f.read(4*3))
+                plaintext = aes_chiper.decrypt(f.read(chiphertext_length))[:plaintext_length]
+                t.write(plaintext)
+
+
+def parseArgs():
+    parser = argparse.ArgumentParser(prog='zte_hardcode_dump', usage='https://github.com/douniwan5788/zte_modem_tools',
+                                     formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+    parser.add_argument('hardcode', help='the /etc/hardcodefile file which contains root key',
+                        type=argparse.FileType('rb'))
+    parser.add_argument('hardcodefile', nargs="+", help='config files under /etc/hardcodefile',
+                        type=argparse.FileType('rb'))
+    return parser.parse_args()
+
+
+def main():
+    args = parseArgs()
+    # print(args)
+
+    dump(args.hardcode.readline().strip(), args.hardcodefile)
+    print('done')
+
+
+if __name__ == '__main__':
+    main()