![Apresentação tdc 2013](https://i0.wp.com/www.paulotrentin.com.br/wp-content/uploads/2022/03/DSCN0351-small-1.jpg?resize=740%2C414&ssl=1)
Depois de 9 anos revisitando meus backups encontrei algo muito legal que me orgulho muito de ter feito: minha segunda apresentação no TDC, desta vez no TDC 2013.
Aqui mostro as vulnerabilidades de uma central de alarme com sensores que usam radiofrequência. Mostro também como usei o Arduino para ler sinais eletromagnéticos da central de alarme, como ela pode ser facilmente “quebrada” e quais opções podem ser feitas para consertá-la.
Aqui algumas fotos do exemplo e de amigos que estavam presentes no dia.
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Aqui mostro um pouco sobre a técnica que usei para ler sinais da central de alarme em 433MHz, e decodificá-los, sem usar um osciloscópio: