A system of rules designed to allow the communication between two or more participants. The two main types of protocols are either stateless protocols (UDP) or stateful protocols (TCP).
Questions tagged [protocol]
78 questions
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votes
3 answers
Modern tools for reversing binary network protocols
What are some modern tools or techniques for attempting to reverse a binary protocol sent over UDP?
I've been trying to do research on this, and it seems like almost everything is obselete. Previous answers on this site and other resources mention a…
Thiery Jacobson
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Reverse engineering non-standard LIN protocol
I'm trying to reverse engineer an ECU / GSU protocol from a model airplane jet turbine, in order to make a telemetry adapter.
I have decoded several other protocols in the past with good success but this one is especially tough, so I thought I would…
i3dm
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1 answer
Books/tutorial on reversing protocol
Can someone recommend any tutoial or books on how to analyze unknown network protocol. Basically given the dumps of network traffic, I need some guide/examples on reversing the protocol.
user15580
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Protocol RE, mysterious checksum function
Im trying to reverse engineer a protocol in which some text is sent and has a specific number appended. I figured out that the number is some kind of a checksum (depends on the text somehow) and also that it increments by one on cases such as this:…
ProtoRev
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1
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1 answer
Methods for Reverse engineering proprietary protocol
I have a class of devices that I want to connect to. They use a protocol co-developed by a couple companies back in the day and was never published. Electrically there is only one wire which wraps back around in the end cap. I broke open the end…
foreverska
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9 pin serial port as GPIO
So I have a Royal DS 2260. It's an ancient "digital organizer" from the late 90s.
It has a 2.5mm headphone jack that can be used to either send/receive data to and from other digital organizers and (using a special serial cable) connect to a…
qwerty keyboard
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