Network jam detecteor

-- Open Rednet
rednet.open("back")  -- Change to the side your modem is on

-- Settings
local expectedMessage = "hello"  -- Adjust for whatever valid messages you're expecting
local detectionWindow = 5        -- Number of seconds to monitor incoming messages
local maxMessagesPerWindow = 20  -- Maximum messages expected in a normal scenario

-- Main loop for detecting jamming
while true do
    local startTime = os.clock()
    local messageCount = 0
    local validMessageCount = 0

    -- Monitor messages for a certain time window
    while os.clock() - startTime < detectionWindow do
        local senderId, message, protocol = rednet.receive(0.1)  -- Small timeout for responsiveness

        if message then
            messageCount = messageCount + 1

            -- Check if the message is valid
            if message == expectedMessage then
                validMessageCount = validMessageCount + 1
            end
        end
    end

    -- Detection logic
    if messageCount > maxMessagesPerWindow then
        print("Possible jamming detected! Excessive messages: " .. messageCount)
    elseif validMessageCount == 0 and messageCount > 0 then
        print("Possible jamming detected! High message count, but no valid messages.")
    else
        print("Network seems normal.")
    end

    -- Sleep for a bit before the next detection cycle
    sleep(2)
end