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<p>Hello, I am having trouble authenticating F461 FW 1.4.7. The password is “Traykov10” but the pyown gives this error:</p><p>”””</p><p>2026-03-20 00:43:48 [DEBUG] asyncio: Using selector: KqueueSelector<br />2026-03-20 00:43:48 [INFO] pyown.protocol: Connection made<br />2026-03-20 00:43:48 [DEBUG] pyown.client: Connection started<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Received messages: [<ACK: #,1>]<br />2026-03-20 00:43:48 [DEBUG] pyown.client: Starting handshake<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Sent message: *99*9##<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Received messages: [<GenericMessage: 98,2>]<br />2026-03-20 00:43:48 [INFO] pyown.client: Using hmac authentication<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Sent message: *#*1##<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Received messages: [<GenericMessage: #04030409120807011202150908041108020410090905010915031210060806140905070202121002081412150800050507090403111411110214061401100115>]<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Sent message: *14000400110212070307001000040000050904091103110510121402110201091104090007000301150405060611090215081009000807120301040810120902*04071312130215150114041406141106151002100514150815001001001006050315070800140803070512050107150012091112001502130103120100150600##<br />2026-03-20 00:43:48 [DEBUG] pyown.protocol: Received messages: [<NACK: #,0>]<br />2026-03-20 00:43:48 [INFO] pyown.protocol: Connection lost<br />Traceback (most recent call last):<br />  File “/Users/lyubomir.traykov/PycharmProjects/PythonProject/main.py”, line 65, in <module><br />    main(args.host, args.port, args.password)<br />    ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^<br />  File “/Users/lyubomir.traykov/PycharmProjects/PythonProject/main.py”, line 47, in main<br />    asyncio.run(run(host, port, password))<br />    ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^<br />  File “/Library/Frameworks/Python.framework/Versions/3.14/lib/python3.14/asyncio/runners.py”, line 204, in run<br />    return runner.run(main)<br />           ~~~~~~~~~~^^^^^^<br />  File “/Library/Frameworks/Python.framework/Versions/3.14/lib/python3.14/asyncio/runners.py”, line 127, in run<br />    return self._loop.run_until_complete(task)<br />           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^<br />  File “/Library/Frameworks/Python.framework/Versions/3.14/lib/python3.14/asyncio/base_events.py”, line 719, in run_until_complete<br />    return future.result()<br />           ~~~~~~~~~~~~~^^<br />  File “/Users/lyubomir.traykov/PycharmProjects/PythonProject/main.py”, line 15, in run<br />    await client.start()<br />  File “/Users/lyubomir.traykov/PycharmProjects/PythonProject/.venv/lib/python3.14/site-packages/pyown/client/base.py”, line 128, in start<br />    await self._authenticate_hmac(<br />        hash_algorithm=tag,<br />    )<br />  File “/Users/lyubomir.traykov/PycharmProjects/PythonProject/.venv/lib/python3.14/site-packages/pyown/client/base.py”, line 197, in _authenticate_hmac<br />    raise InvalidAuthentication(“Invalid password”)<br />pyown.exceptions.InvalidAuthentication: Invalid password</p><p>”””</p><p>Please tell me if f461 is using different Authentication method</p>

<p>All solved</p>

Hello,

I was about to answer, good to know :D. If you want, I invite you to share the solution in case it could interest other users

Have a good day,

Leslie – Community Manager